Dog Food Ingredient Encyclopedia

Explore our comprehensive database of 200+ dog food, treat, and supplement ingredients. Learn what each ingredient really is, why manufacturers use it, and whether it provides real nutrition or just cheap filler.

Acacia Gum

Good
Fiber

Acacia gum is a natural plant-based fiber from acacia tree sap, used as a prebiotic fiber source and stabilizer in pet f...

Agar Agar

Neutral
Additive

Agar agar is a gelatinous substance derived from red algae, used as a natural thickening and gelling agent in wet pet fo...

Alfalfa Nutrient Concentrate

Neutral
Additive

Concentrated extract from alfalfa containing vitamins, minerals, and chlorophyll....

Algal Oil

Good
Fat

Oil derived from marine algae, rich in DHA omega-3 fatty acids. Sustainable, plant-based omega-3 source....

Amylase

Good
Active

A digestive enzyme that breaks down starches and carbohydrates into simpler sugars. Added to supplements to aid carbohyd...

Anchovy Meal

Good
Protein

Rendered anchovy fish meal providing concentrated protein and omega-3 fatty acids from whole anchovies....

Animal Digest

Avoid
Additive

Material from clean animal tissue broken down by chemical or enzymatic hydrolysis. Used as palatability enhancer....

Animal Fat

Avoid
Fat

Fat from unspecified animal sources - could be from any mammal or blend. Highly ambiguous ingredient....

Apple Cider Vinegar

Good
Preservative

Vinegar made from fermented apples. Contains acetic acid plus trace nutrients and enzymes....

Apples

Good
Produce

Fruit providing fiber, vitamin C, and antioxidants....

Artificial Flavor

Avoid
Additive

Synthetic flavoring agents to enhance palatability....

Ascorbic Acid

Neutral
Vitamin

Supplemental vitamin C. Dogs can synthesize their own but supplementation may provide additional antioxidant benefits....

Astaxanthin

Good
Active

Powerful red carotenoid antioxidant derived from algae, providing oxidative stress protection and anti-inflammatory bene...

Astragalus

Good
Active

Root extract from Astragalus membranaceus plant, used in traditional Chinese medicine for immune support....

Autolyzed Yeast

Neutral
Active

Yeast cells broken down by their own enzymes. Rich in nucleotides and amino acids....

Bacillus Coagulans

Good
Active

Spore-forming probiotic bacteria highly resistant to heat, making it ideal for pet food processing....

Banana

Neutral
Fruit

Banana is a tropical fruit used in pet foods and treats for natural sweetness, potassium, and fiber....

Barley

Neutral
Carbohydrate

Whole grain barley. Good source of fiber and nutrients....

Barley Grass

Neutral
Produce

Young barley shoots harvested before grain formation, containing vitamins, minerals, and chlorophyll....

Barley Malt Extract

Caution
Additive

Barley malt extract is a sweet syrup made from sprouted barley, used as a natural sweetener and flavoring agent in pet f...

Bean Flour

Neutral
Vegetable

Bean flour is ground dried beans (various types) used as a grain-free protein and carbohydrate source in pet foods....

Beef

Good
Protein

Fresh beef muscle meat with natural water content (approximately 70% water)....

Beef Fat

Neutral
Fat

Rendered beef fat. Energy-dense fat source....

Beef Heart

Good
Protein

Fresh beef heart muscle organ, rich in CoQ10, taurine, B vitamins, and highly digestible protein....

Beef Kidney

Good
Protein

Fresh beef kidney organ, extremely rich in B vitamins (especially B12), selenium, and high-quality protein....

Beef Liver

Good
Active

Organ meat extremely rich in vitamins A, B12, iron, and other nutrients....

Beef Meal

Good
Protein

Rendered beef with moisture removed, concentrated protein source similar to chicken meal....

Beef Spleen

Good
Protein

Fresh beef spleen organ, rich in iron, protein, and immune-supporting nutrients....

Beef Tallow

Neutral
Fat

Rendered fat from beef tissue, providing concentrated energy and palatability....

Beet Fiber

Neutral
Fiber

Beet fiber is the fibrous residue left after sugar extraction from sugar beets, commonly used as a fiber source in pet f...

Beet Pulp

Neutral
Fiber

Fibrous residue left after extracting sugar from sugar beets. Moderately fermentable fiber....

Beetroot

Neutral
Vegetable

Beetroot is the taproot portion of the beet plant (Beta vulgaris), used in pet foods for fiber, color, and nutritional v...

Beta-Carotene

Good
Vitamin

Orange pigment and antioxidant. Converts to vitamin A in the body....

BHA

Avoid
Preservative

Synthetic antioxidant preservative used to prevent fat rancidity....

BHT

Avoid
Preservative

Synthetic antioxidant preservative chemically similar to BHA....

Bifidobacterium Animalis

Good
Active

Probiotic bacteria that supports gut health and immune function....

Bifidobacterium Lactis

Good
Active

Probiotic bacteria that supports digestive health, immune function, and gut barrier integrity....

Bioperine

Good
Active

Proprietary standardized extract of black pepper (Piper nigrum) containing 95% piperine, clinically proven to enhance nu...

Biotin

Good
Vitamin

Supplemental B7 for skin, coat, and metabolic health....

Blueberries

Good
Produce

Berries extremely rich in antioxidants and phytonutrients....

Bone Broth

Good
Additive

Liquid made from simmering animal bones and connective tissue, rich in collagen, glycine, and minerals....

Boswellia

Good
Active

Herbal extract from the Boswellia serrata tree, containing boswellic acids with anti-inflammatory properties....

Brewers Dried Yeast

Good
Active

Deactivated yeast cells rich in B vitamins and protein....

Brewers Rice

Caution
Carbohydrate

Small fragments of rice kernels separated from whole grains during milling. Lower quality than whole rice....

Broccoli

Good
Produce

Cruciferous vegetable rich in vitamins, fiber, and antioxidants....

Bromelain

Good
Active

Proteolytic enzyme derived from pineapple stem and fruit, used for protein digestion and anti-inflammatory effects....

Brown Rice

Neutral
Carbohydrate

Whole grain rice with bran layer intact. More fiber and nutrients than white rice....

Calcium Ascorbate

Good
Vitamin

Buffered, non-acidic form of vitamin C (ascorbic acid) combined with calcium, used as both an antioxidant and vitamin su...

Calcium Carbonate

Good
Mineral

Supplemental calcium source for bones, teeth, and muscle function....

Calcium Citrate

Good
Mineral

Calcium citrate is an organic calcium salt used to supplement pet foods with bioavailable calcium for bone health and ot...

Calcium Iodate

Good
Mineral

Iodine supplement for thyroid function....

Calcium Iodide

Good
Mineral

Calcium iodide is an iodine supplement used in pet foods to provide essential iodine for thyroid hormone production....

Calcium Pantothenate

Good
Vitamin

Supplemental vitamin B5 for energy metabolism and hormone synthesis....

Calcium Propionate

Neutral
Additive

Calcium propionate is a preservative used to prevent mold growth in pet foods and baked goods....

Canola Meal

Neutral
Protein

Byproduct of canola oil production. Protein-rich meal used as plant protein source....

Canola Oil

Neutral
Fat

Plant oil with balanced omega-6 to omega-3 ratio....

Carrageenan

Caution
Additive

Thickening agent extracted from red seaweed. Used to create gel texture in wet foods and treats....

Carrots

Good
Produce

Root vegetable rich in beta-carotene, fiber, and vitamins....

Cassava

Caution
Carbohydrate

Cassava is a starchy root vegetable (Manihot esculenta) used in grain-free pet foods as an alternative carbohydrate sour...

Cassava Flour

Caution
Carbohydrate

Cassava flour is ground cassava root used as a grain-free, gluten-free carbohydrate and binding agent in pet foods....

Celery

Neutral
Vegetable

Celery (Apium graveolens) is a crunchy, fibrous vegetable occasionally included in pet foods for fiber, vitamins, and lo...

Cellulase

Neutral
Active

A digestive enzyme that breaks down cellulose (plant fiber) into simpler sugars. Dogs cannot naturally produce cellulase...

Cellulose

Avoid
Fiber

Insoluble fiber from plant cell walls, often from wood pulp. Indigestible bulking agent....

Chaga

Good
Active

Medicinal mushroom (Inonotus obliquus) growing on birch trees, extremely rich in antioxidants, particularly melanin and ...

Chamomile

Neutral
Active

Herb with mild calming and digestive support properties....

Champignon Mushroom Extract

Neutral
Supplement

Champignon mushroom extract is a concentrated extract from white button mushrooms (Agaricus bisporus), used to reduce st...

Chia Seed

Good
Fiber

Small seeds from the Salvia hispanica plant, rich in omega-3 ALA, fiber, protein, and minerals....

Chicken

Good
Protein

Fresh chicken meat including water content. Contains about 70% water, 18% protein....

Chicken Breast

Good
Protein

Fresh, whole chicken breast muscle meat without bones, skin, or organs....

Chicken Fat

Good
Fat

Fat rendered from chicken tissue. Primary fat source in many dog foods....

Chicken Liver

Good
Protein

Chicken liver organ meat. Extremely nutrient-dense, rich in vitamin A, B vitamins, iron, and other minerals....

Chicken Liver Flavor

Neutral
Additive

Flavor derived from chicken liver. More transparent than generic 'natural flavor.'...

Chicken Meal

Good
Protein

Rendered chicken with moisture and fat removed, creating a concentrated protein source (60-65% protein by weight)....

Chickpea Flour

Neutral
Vegetable

Chickpea flour is ground dried chickpeas (garbanzo beans) used as a grain-free protein and carbohydrate source in pet fo...

Chickpeas

Neutral
Carbohydrate

Legumes providing protein, fiber, and complex carbohydrates....

Chicory Root

Good
Fiber

Root vegetable rich in inulin, a prebiotic fiber that feeds beneficial gut bacteria....

Choline Chloride

Good
Vitamin

Essential nutrient for liver function, brain development, and fat metabolism....

Chondroitin

Neutral
Active

Structural component of cartilage. Supplemented for joint health, often paired with glucosamine....

Chondroitin Sulfate

Neutral
Active

Cartilage component used for joint support....

Chromium Picolinate

Neutral
Mineral

Chromium picolinate is a highly bioavailable form of the trace mineral chromium, used to support glucose metabolism and ...

Citric Acid

Good
Preservative

Natural acid used as preservative and pH regulator....

Coconut Flour

Good
Carbohydrate

Fine powder made from dried, defatted coconut meat, high in fiber and naturally grain-free....

Coconut Glycerin

Neutral
Additive

Vegetable glycerin derived from coconut oil, used as a humectant, preservative, and sweetener in treats and chews....

Coconut Oil

Neutral
Fat

Tropical oil rich in medium-chain fatty acids....

Coconut Sugar

Caution
Additive

Coconut sugar is a natural sweetener made from coconut palm sap, used to enhance palatability in pet treats and foods....

Cod Liver Oil

Good
Fat

Oil extracted from the livers of cod fish, rich in omega-3 fatty acids (EPA and DHA) and naturally high in vitamins A an...

Coenzyme Q10

Good
Active

Naturally occurring antioxidant compound essential for cellular energy production, particularly important for heart, bra...

Collagen

Good
Active

Protein from connective tissue. Supports joint, skin, and gut health....

Colostrum

Good
Active

The first milk produced by mammals after giving birth, rich in antibodies, growth factors, and immune-supporting compoun...

Copper Amino Acid Chelate

Good
Mineral

Copper bound to amino acids for enhanced absorption. More bioavailable than copper sulfate....

Copper Chelate

Good
Mineral

Copper chelate is an organic form of copper bound to amino acids or protein, providing highly bioavailable copper supple...

Copper Proteinate

Good
Mineral

Copper bound to amino acids for enhanced absorption....

Copper Sulfate

Neutral
Mineral

Inorganic copper supplement for enzyme function and iron metabolism....

Cordyceps

Good
Active

Medicinal mushroom/fungus known for energy, stamina, and respiratory support, containing cordycepin and polysaccharides....

Corn

Caution
Carbohydrate

Whole corn kernels, ground or whole. Common carbohydrate source in budget dog foods....

Corn Bran

Avoid
Grain

Corn bran is the outer fibrous coating of corn kernels, removed during milling and used as an inexpensive fiber source i...

Corn Gluten Feed

Avoid
Grain

Corn gluten feed is a by-product of corn wet milling, consisting of corn bran, steep liquor, and gluten remaining after ...

Corn Gluten Meal

Avoid
Protein

Protein-rich byproduct of corn processing. 60%+ protein but low biological value for dogs....

Corn Meal

Avoid
Carbohydrate

Ground corn. Carbohydrate source and binder in kibble....

Corn Starch

Avoid
Carbohydrate

Refined starch extracted from corn, pure carbohydrate with zero nutritional value beyond calories....

Crab Meal

Neutral
Protein

Crab meal is rendered, dried crab (including shell and meat) ground into a protein-rich meal used as a novel protein sou...

Cracked Pearled Barley

Neutral
Grain

Cracked pearled barley is hulled barley grain that has been polished to remove the bran layer and then cracked into smal...

Cranberries

Good
Produce

Berries known for urinary tract health support....

Cucumber

Neutral
Vegetable

Cucumber (Cucumis sativus) is a high-moisture vegetable occasionally used in fresh or frozen pet foods for hydration and...

Cultured Dextrose

Good
Preservative

Natural preservative produced by fermenting dextrose (corn sugar) with Propionibacterium freudenreichii bacteria, creati...

Dandelion Root

Good
Active

Root of the common dandelion plant, traditionally used for liver and digestive support....

Deboned Chicken

Good
Protein

Fresh chicken meat with bones removed, providing whole-muscle protein before processing....

Dicalcium Phosphate

Good
Mineral

Supplemental source of both calcium and phosphorus....

Direct Dehydrated Alfalfa Pellets

Neutral
Fiber

Alfalfa hay that has been dehydrated and compressed into pellet form, providing fiber and some vitamins....

Dl-Methionine

Good
Active

Essential amino acid supplement. Contains sulfur and supports liver function....

Docosahexaenoic Acid

Good
Active

Omega-3 fatty acid from marine sources. Critical for brain and eye development....

Dried Bacon Fat

Caution
Fat

Rendered and dried fat from bacon, used as a highly palatable flavoring agent and fat source....

Dried Chicory Root

Good
Fiber

Dried root of the chicory plant, a natural source of inulin (prebiotic fiber)....

Dried Egg Product

Good
Protein

Whole eggs that have been dried, including both whites and yolks. Concentrated protein source....

Dried Kelp

Good
Additive

Dried seaweed providing iodine and other trace minerals from the ocean....

Dried Plasma

Neutral
Protein

Spray-dried blood plasma. Rich in immunoglobulins and highly digestible protein....

Dried Sweet Potatoes

Good
Carbohydrate

Sweet potatoes that have been dehydrated to remove moisture, providing digestible carbohydrates and fiber....

Dried Tomato Pomace

Neutral
Fiber

The leftover skin, pulp, and seeds from tomato processing, dried and ground. A source of fiber and lycopene....

Dried Whey

Neutral
Protein

Byproduct of cheese production, containing milk proteins (primarily whey protein), lactose, vitamins, and minerals in dr...

Dried Yeast

Good
Active

Deactivated yeast cells. Source of B vitamins and protein....

Duck

Good
Protein

Fresh duck meat. Novel protein higher in fat than chicken or turkey....

Duck Fat

Good
Fat

Rendered fat from duck, providing concentrated energy, palatability, and novel fat source for allergies....

Duck Liver

Good
Protein

Fresh duck liver organ, extremely nutrient-dense with high levels of vitamins A, B12, folate, and iron....

Duck Meal

Good
Protein

Rendered duck product consisting of duck flesh and skin with or without bone, exclusive of feathers, heads, feet, and en...

Egg Product

Good
Protein

Dried whole eggs. Complete protein with all essential amino acids....

Eggshell Membrane

Good
Active

The thin membrane between the eggshell and egg white, naturally containing glucosamine, chondroitin, hyaluronic acid, an...

Eicosapentaenoic Acid

Good
Active

Omega-3 fatty acid from marine sources. Powerful anti-inflammatory....

Enterococcus Faecium

Good
Active

Probiotic bacteria commonly used in pet supplements....

Ethoxyquin

Avoid
Preservative

Synthetic antioxidant preservative, also used as pesticide....

Euphausia Superba

Good
Protein

Antarctic krill species (Euphausia superba), small crustaceans rich in omega-3s (EPA/DHA), astaxanthin, and highly diges...

Ferrous Sulfate

Neutral
Mineral

An iron supplement in sulfate form, providing essential iron for oxygen transport in blood....

Fish Digest

Neutral
Additive

Material from fish tissue broken down by enzymes or acids into smaller components, used as palatability enhancer....

Fish Meal

Neutral
Protein

Rendered fish (species unspecified) with moisture removed. Concentrated protein with omega-3s....

Fish Oil

Good
Fat

Oil extracted from fatty fish. Rich in omega-3 fatty acids (EPA and DHA)....

Flaxseed

Neutral
Fat

Seeds rich in plant-based omega-3 (ALA), fiber, and lignans....

Folic Acid

Good
Vitamin

Supplemental B9 for DNA synthesis and cell division....

Fructooligosaccharides

Good
Active

Prebiotic fiber that feeds beneficial gut bacteria....

Garbanzo Beans

Neutral
Vegetable

Whole garbanzo beans (chickpeas) are legumes used in pet foods as a source of plant protein, fiber, and complex carbohyd...

Gelatin

Neutral
Additive

Protein derived from collagen in animal bones and connective tissue....

Ginger

Good
Active

Root with anti-nausea and anti-inflammatory properties....

Ginkgo Biloba

Good
Active

Extract from ginkgo tree leaves, used for cognitive support and circulation enhancement....

Glucosamine

Neutral
Active

Amino sugar naturally found in cartilage. Supplemented for joint health support....

Glucosamine Hydrochloride

Neutral
Active

Form of glucosamine for joint support. More concentrated than glucosamine sulfate....

Glutamine

Good
Active

Amino acid that serves as fuel for intestinal cells and immune system, supporting gut health and recovery from stress or...

Glycerin

Neutral
Additive

Humectant used to maintain moisture in soft chews and semi-moist foods....

GOS

Good
Fiber

Prebiotic fiber that selectively feeds beneficial gut bacteria, particularly Bifidobacteria....

Green Peas

Neutral
Vegetable

Whole green peas are the edible seeds of Pisum sativum, a legume commonly used as a carbohydrate and protein source in p...

Green Tea Extract

Good
Active

Concentrated extract from green tea leaves (Camellia sinensis), standardized for catechins and EGCG (epigallocatechin ga...

Green-Lipped Mussel

Good
Active

New Zealand shellfish naturally rich in glucosamine, chondroitin, omega-3s, and anti-inflammatory compounds....

Ground Corn

Avoid
Carbohydrate

Entire corn kernel ground into flour, including hull, germ, and starch. Cheap carbohydrate filler....

Guar Gum

Neutral
Additive

Fiber from guar beans used as thickener and binder....

Herring Meal

Good
Protein

Rendered herring fish meal providing concentrated protein and omega-3 fatty acids (EPA/DHA) from whole herring....

Hickory Smoke Flavor

Caution
Additive

Hickory smoke flavor is a flavoring agent made from condensed smoke, used to add smoky taste and aroma to pet foods....

Honey

Neutral
Additive

Natural sweet substance made by bees from flower nectar, containing sugars, enzymes, antioxidants, and trace nutrients....

Hyaluronic Acid

Good
Active

Naturally occurring substance found in connective tissues, synovial fluid, and skin. Acts as a lubricant and shock absor...

Hydrolyzed Poultry Liver

Good
Additive

Liver broken down into smaller peptides through enzymatic hydrolysis....

Hydrolyzed Yeast

Neutral
Additive

Hydrolyzed yeast is yeast that has been broken down through enzymatic or chemical processes, creating a savory flavoring...

Inulin

Good
Fiber

Soluble prebiotic fiber, often extracted from chicory root....

Iodized Salt

Neutral
Mineral

Iodized salt is regular salt (sodium chloride) fortified with iodine, used to provide both sodium and iodine in pet food...

Iron Amino Acid Chelate

Good
Mineral

Iron bound to amino acids for enhanced absorption. More bioavailable than ferrous sulfate....

Iron Proteinate

Good
Mineral

Iron bound to amino acids for better absorption....

Kale

Good
Produce

Nutrient-dense cruciferous vegetable rich in vitamins and minerals....

L-Ascorbyl-2-Polyphosphate

Neutral
Vitamin

Stabilized form of vitamin C. More stable than ascorbic acid in pet food processing....

L-Carnitine

Good
Active

Amino acid derivative that transports fatty acids for energy production....

L-Glutamine

Good
Supplement

L-glutamine is an amino acid added to pet foods and supplements to support gut health, immune function, and muscle recov...

L-Lysine

Neutral
Additive

An essential amino acid, often added to balance amino acid profile when plant proteins are used....

L-Lysine Monohydrochloride

Good
Active

Essential amino acid supplement. Important for protein synthesis and immune function....

L-Theanine

Good
Active

Amino acid from tea with calming properties....

L-Threonine

Neutral
Additive

An essential amino acid supplement added to balance the amino acid profile of the food....

Lactic Acid

Good
Preservative

Natural acid used as preservative and pH regulator. Produced by fermentation....

Lactobacillus Acidophilus

Good
Active

Beneficial probiotic bacteria for digestive health....

Lamb

Good
Protein

Fresh lamb muscle meat. Novel protein option for dogs with common protein sensitivities....

Lamb Fat

Good
Fat

Fat rendered from lamb tissue, providing energy and essential fatty acids....

Lamb Meal

Good
Protein

Rendered lamb with moisture removed. Concentrated protein source (60%+ protein)....

Lecithin

Neutral
Additive

Emulsifier from soybeans or sunflower. Helps mix fat and water....

Lentil Flour

Neutral
Vegetable

Lentil flour is ground dried lentils used as a plant-based protein and carbohydrate source in grain-free pet foods....

Lentils

Neutral
Carbohydrate

Legumes rich in protein, fiber, and nutrients. Common in grain-free formulas....

Lignocellulose

Caution
Fiber

Lignocellulose is purified plant fiber derived from wood or plant cell walls, used as a low-calorie fiber source in pet ...

Lion's Mane

Good
Active

Medicinal mushroom (Hericium erinaceus) known for supporting cognitive function and nerve health through compounds like ...

Lipase

Good
Active

Digestive enzyme that breaks down dietary fats into fatty acids and glycerol for absorption....

Liver Digest

Neutral
Additive

Liver digest is liver tissue that has been chemically or enzymatically broken down into a liquid or powder, used as a pa...

Locust Bean Gum

Neutral
Additive

Natural thickening agent derived from carob tree seeds, used to improve texture in wet foods....

Lung

Neutral
Protein

Lung tissue from mammals. Lower protein density than muscle meat but still nutritious organ meat....

Lutein

Good
Active

Yellow carotenoid antioxidant that accumulates in eye tissue, supporting vision and eye health....

Magnesium Citrate

Good
Mineral

Magnesium citrate is a highly bioavailable form of magnesium used to supplement pet foods for muscle, nerve, and enzyme ...

Magnesium Stearate

Avoid
Additive

Flow agent used in supplement manufacturing to prevent ingredients from sticking to equipment....

Maitake

Good
Active

Medicinal mushroom (Grifola frondosa) known for immune support and blood sugar regulation, containing D-fraction beta-gl...

Malic Acid

Neutral
Additive

Malic acid is a natural fruit acid used as a flavoring agent and preservative in pet foods....

Maltodextrin

Avoid
Additive

Highly processed starch derived from corn, rice, or potato. Used as filler and binder in soft chews and supplements....

Manganese Amino Acid Chelate

Good
Mineral

Manganese bound to amino acids for better absorption. More bioavailable than manganese sulfate....

Manganese Gluconate

Good
Mineral

Manganese gluconate is an organic form of the essential mineral manganese, used to supplement pet foods for bone health ...

Manganese Proteinate

Good
Mineral

Chelated manganese bound to protein for enhanced absorption. More bioavailable than inorganic manganese sulfate....

Manganese Sulfate

Neutral
Mineral

Supplemental manganese for bone development and enzyme function....

Manganous Oxide

Neutral
Mineral

Inorganic manganese supplement for bone development and enzyme function....

Mango

Neutral
Fruit

Mango is a tropical fruit used in pet foods for natural sweetness, vitamins, and antioxidants....

Marshmallow Root

Good
Active

Root of marshmallow plant containing mucilage that soothes mucous membranes and supports digestive and urinary health....

Meat and Bone Meal

Avoid
Protein

Rendered product from mammalian tissue including bone. Source animal not specified....

Meat By-Products

Avoid
Protein

Non-rendered parts from slaughtered animals—organs, blood, bone, fatty tissue. Excludes meat, hide, hooves, hair, horns....

Melatonin

Neutral
Active

Hormone that regulates sleep-wake cycles....

Menadione Sodium Bisulfite Complex

Neutral
Vitamin

Synthetic form of vitamin K for blood clotting and bone health....

Menhaden Oil

Good
Fat

Oil from menhaden fish. Rich source of EPA and DHA omega-3s....

Methylsulfonylmethane

Neutral
Active

Organic sulfur compound for joint and inflammation support....

Microcrystalline Cellulose

Avoid
Fiber

Microcrystalline cellulose is refined wood pulp used as a low-calorie filler, anti-caking agent, and texturizer in pet f...

Milk Thistle

Good
Active

Herbal extract from milk thistle plant, containing silymarin compounds that support liver health and detoxification....

Millet

Neutral
Carbohydrate

Small-seeded grass grain. Gluten-free, easily digestible carbohydrate....

Miscanthus Grass

Neutral
Fiber

A tall perennial grass used as a low-calorie fiber source in pet foods....

Mixed Tocopherols

Good
Preservative

Natural form of vitamin E used as antioxidant preservative to prevent fat rancidity....

Modified Food Starch

Caution
Additive

Chemically or physically altered starch used as thickener and binder....

Molasses

Caution
Additive

Thick syrup byproduct of sugar refining, containing residual sugars plus iron, calcium, and B vitamins....

Montmorillonite Clay

Neutral
Active

Natural clay mineral that binds toxins and supports digestive health through its absorption properties....

MOS

Good
Fiber

Prebiotic fiber derived from yeast cell walls that supports immune function and blocks pathogen binding in the gut....

MSM

Neutral
Active

Organic sulfur compound used for joint support and inflammation reduction....

Natural Flavor

Neutral
Additive

Flavor enhancer derived from animal or plant sources. The term 'natural flavor' is broad and can refer to extracts from ...

Navy Beans

Neutral
Vegetable

Navy beans are small white beans used in pet foods as a source of plant protein, fiber, and complex carbohydrates....

Niacin

Good
Vitamin

Vitamin B3, essential for energy metabolism, nervous system function, and skin health....

Nutritional Yeast

Good
Additive

Deactivated yeast (Saccharomyces cerevisiae) grown on molasses, rich in B-vitamins, protein, and minerals....

Oat Fiber

Neutral
Fiber

Fiber extracted from oat hulls. Primarily insoluble fiber....

Oat Flour

Neutral
Carbohydrate

Finely ground oats providing carbohydrates, fiber (beta-glucan), B vitamins, and minerals....

Oat Groats

Good
Carbohydrate

Whole, unprocessed oat kernels. Most nutrient-dense form of oats....

Oat Hulls

Caution
Fiber

Oat hulls are the outer fibrous covering of oat grains, used as an inexpensive, insoluble fiber source in pet foods....

Oat Meal

Good
Carbohydrate

Ground whole oats. Nutrient-dense grain with beta-glucan fiber....

Oatmeal

Good
Carbohydrate

Oat groats that have been steamed and rolled flat into flakes....

Oats

Good
Carbohydrate

Whole grain oats. Nutrient-dense grain with soluble fiber (beta-glucans)....

Oil of Rosemary

Good
Preservative

Essential oil extracted from rosemary, used as a natural preservative and antioxidant....

Olive Oil

Neutral
Fat

Oil extracted from olives, rich in monounsaturated fats (oleic acid) and antioxidants (polyphenols)....

Omega-3 Fatty Acids

Good
Active

Generic term for EPA and DHA fatty acids, usually from fish oil....

Palatant

Caution
Additive

Palatant is a generic term for flavoring agents added to pet food to increase palatability and food acceptance....

Palm Fruit Oil

Caution
Fat

Oil extracted from the fruit of oil palm trees, rich in saturated fats, vitamin E (tocotrienols), and beta-carotene. Dif...

Papain

Good
Active

Proteolytic enzyme extracted from papaya fruit, used to break down proteins and support digestion....

Papaya

Good
Produce

Tropical fruit rich in digestive enzymes (papain), vitamins A and C, and fiber....

Paractin

Good
Active

Proprietary standardized extract of Andrographis paniculata herb, containing andrographolides with anti-inflammatory and...

Parsley

Good
Produce

Herb rich in vitamins and known for breath-freshening properties....

Passionflower

Good
Active

Herbal extract from the passionflower plant, traditionally used for its calming and anxiety-reducing properties....

Pea Fiber

Neutral
Fiber

Insoluble fiber extracted from the outer hull of peas, used as a fiber source and bulking agent....

Pea Flour

Neutral
Carbohydrate

Ground whole peas. Provides both protein and carbohydrate in grain-free formulas....

Pea Hull Fiber

Caution
Fiber

Pea hull fiber is the outer covering of peas, used as an inexpensive, insoluble fiber source in pet foods....

Pea Protein

Caution
Protein

Concentrated protein extracted from yellow split peas, containing about 80-90% protein by weight....

Pea Protein Concentrate

Caution
Protein

Isolated protein from peas (80-85% protein), used to boost protein percentages in grain-free foods....

Pea Starch

Caution
Carbohydrate

Starch extracted from peas. Used as grain-free carbohydrate and binder....

Peanut Hulls

Avoid
Fiber

Outer shells of peanuts. Indigestible fiber used as cheap filler....

Pear

Neutral
Fruit

Pear is a fruit used in pet foods for natural sweetness, fiber, and vitamins....

Peas

Neutral
Produce

Whole peas providing protein, fiber, and nutrients....

Pectin

Good
Fiber

Soluble fiber from fruit (apples, citrus) that supports digestive health and stool quality....

Phosphoric Acid

Caution
Additive

Phosphoric acid is an acidulant used to regulate pH, enhance flavor, and preserve pet foods....

Pineapple

Good
Produce

Tropical fruit containing bromelain enzyme, vitamin C, manganese, and natural sugars....

Pinto Beans

Neutral
Vegetable

Pinto beans are speckled beans used in pet foods as a source of plant protein, fiber, and complex carbohydrates....

Pork

Good
Protein

Fresh pork muscle meat. Less common in dog food but quality protein source....

Pork By-Product Meal

Avoid
Protein

Rendered pork parts including organs, bones, and tissue, excluding hair, hooves, horns, and hide. Ambiguous quality and ...

Pork Fat

Neutral
Fat

Rendered pork fat. Highly palatable fat source....

Pork Liver Flavor

Neutral
Additive

Flavor derived from pork liver. Named flavor source for palatability....

Pork Meal

Neutral
Protein

Rendered pork product providing concentrated protein from pork tissue and bone....

Potassium Chloride

Neutral
Mineral

Supplemental potassium for muscle function and electrolyte balance....

Potassium Citrate

Neutral
Additive

Potassium citrate is a buffering agent and mineral supplement used to regulate pH and provide potassium in pet foods....

Potassium Iodide

Good
Mineral

Potassium iodide is the most common iodine supplement used in pet foods to provide essential iodine for thyroid function...

Potassium Sorbate

Neutral
Preservative

Preservative used to inhibit mold and yeast growth, particularly common in wet foods and treats....

Potato Starch

Avoid
Carbohydrate

Extracted starch from potatoes. Pure carbohydrate with no fiber or micronutrients....

Potatoes

Neutral
Carbohydrate

Whole white potatoes. Grain-free carbohydrate source....

Poultry By-Product Meal

Avoid
Protein

Rendered poultry parts excluding feathers, heads, feet, intestines. Can include necks, organs, undeveloped eggs....

Poultry Digest

Neutral
Additive

Material from poultry tissue broken down by enzymes, used as palatability enhancer. More specific than 'animal digest' b...

Poultry Fat

Neutral
Fat

Fat obtained from poultry (chicken, turkey, or unspecified birds) during rendering. Source ambiguity varies....

Powdered Cellulose

Avoid
Fiber

Powdered cellulose is refined plant fiber (wood pulp) used as an inexpensive, indigestible fiber source and anti-caking ...

Probiotics

Good
Active

Live beneficial bacteria that support gut health and digestion....

Protease

Good
Active

A digestive enzyme that breaks down proteins into amino acids and smaller peptides for absorption. Commonly added to dig...

Psyllium Husk

Good
Fiber

Soluble fiber from psyllium seed husks. Forms gel in digestive tract....

Butternut Squash
Vegetable

Pumpkin

Good
Produce

Squash rich in fiber, beta-carotene, and nutrients....

Squash
Vegetable

Pumpkin Seed

Good
Seed

Pumpkin seeds are the edible seeds from pumpkins, valued for their nutrient density and potential health benefits in pet...

Pyridoxine Hydrochloride

Good
Vitamin

Supplemental B6 for protein metabolism and neurotransmitter synthesis....

Quercetin

Good
Active

A plant-derived flavonoid (antioxidant) found naturally in apples, berries, and leafy greens. Used in supplements for it...

Reishi

Good
Active

Medicinal mushroom (Ganoderma lucidum) used for immune support, containing polysaccharides, beta-glucans, and triterpene...

Resistant Starch

Good
Carbohydrate

Resistant starch is a type of starch that resists digestion in the small intestine, acting as a prebiotic fiber that fee...

Riboflavin

Good
Vitamin

Vitamin B2, essential for energy metabolism and cellular function....

Rice

Neutral
Carbohydrate

Whole rice grains. Easily digestible, hypoallergenic carbohydrate....

Rice Bran

Good
Fiber

Outer layer of brown rice. Rich in fiber, vitamins, and healthy fats....

Rice Flour

Neutral
Carbohydrate

Finely ground white or brown rice. Easily digestible carbohydrate source....

Rice Hulls

Avoid
Fiber

Rice hulls are the hard outer covering of rice grains, used as an inexpensive, indigestible fiber source in pet foods....

Rice Starch

Caution
Carbohydrate

Rice starch is the extracted starch component from rice, used as a highly digestible carbohydrate and thickening agent i...

Rosemary Extract

Good
Preservative

Natural antioxidant extract from rosemary plant used to preserve fats....

Rye Meal

Neutral
Grain

Rye meal is coarsely ground rye grain used as a source of complex carbohydrates and fiber in pet foods....

Safflower Oil

Neutral
Fat

Plant oil from safflower seeds, high in omega-6 fatty acids (linoleic acid) or omega-9 (oleic acid) depending on variety...

Salmon

Good
Protein

Fresh salmon meat. Provides protein plus natural omega-3 fatty acids....

Salmon Meal

Good
Protein

Rendered salmon with moisture removed. Provides concentrated protein plus omega-3 fatty acids....

Salmon Oil

Good
Fat

Oil from salmon. Rich in omega-3 fatty acids EPA and DHA....

Salt

Neutral
Mineral

Sodium chloride, an essential mineral that provides sodium and chloride for normal body function....

Sardine Oil

Good
Fat

Oil extracted from sardines, extremely rich in omega-3 fatty acids (EPA and DHA) and naturally low in contaminants....

Sea Buckthorn

Good
Produce

Bright orange berry from sea buckthorn shrub, exceptionally rich in omega-7 fatty acids, vitamin C, antioxidants, and nu...

Selenium

Good
Mineral

Selenium is an essential trace mineral added to pet foods for antioxidant function, immune support, and thyroid health....

Selenium Yeast

Good
Mineral

Organic selenium from yeast. Antioxidant mineral for immune function....

Shiitake

Good
Active

Medicinal and culinary mushroom (Lentinula edodes) containing lentinan (beta-glucan) and eritadenine, known for immune a...

Shrimp

Good
Protein

Whole shrimp are crustaceans used in pet foods as a high-quality, novel protein source rich in omega-3 fatty acids and m...

Shrimp Meal

Good
Protein

Shrimp meal is rendered, dried shrimp ground into a protein-rich powder, offering concentrated nutrition from crustacean...

Silicon Dioxide

Neutral
Additive

Anti-caking agent to prevent clumping in powdered supplements....

Slippery Elm Bark

Good
Active

Inner bark of slippery elm tree, containing mucilage that soothes and coats digestive tract....

Smoke Flavor

Neutral
Additive

Flavoring derived from smoke condensate....

Sodium Acid Pyrophosphate

Caution
Additive

Sodium acid pyrophosphate is a chemical leavening agent and preservative used in pet foods to prevent discoloration and ...

Sodium Alginate

Neutral
Additive

Sodium alginate is a natural gum extracted from brown seaweed, used as a thickener, stabilizer, and gelling agent in wet...

Sodium Benzoate

Neutral
Preservative

Preservative that inhibits mold, yeast, and bacteria growth, particularly in wet foods and treats....

Sodium Hexametaphosphate

Neutral
Additive

Sodium hexametaphosphate is a synthetic phosphate salt used in pet foods primarily for dental health benefits and as a s...

Sodium Propionate

Neutral
Additive

Sodium propionate is a preservative used to inhibit mold and bacterial growth in pet foods....

Sodium Selenite

Neutral
Mineral

Inorganic selenium supplement. Antioxidant mineral for immune and thyroid function....

Sodium Tripolyphosphate

Caution
Additive

Sodium tripolyphosphate is a synthetic phosphate used as a preservative, texturizer, and dental health ingredient in pet...

Sorbic Acid

Neutral
Additive

Sorbic acid is a natural antimicrobial preservative used to prevent mold and yeast growth in pet foods....

Sorghum

Neutral
Carbohydrate

Whole grain sorghum. Gluten-free alternative grain....

Sorghum Flour

Neutral
Grain

Sorghum flour is ground grain from sorghum (Sorghum bicolor), used as a gluten-free grain alternative in pet foods....

Soy Hulls

Avoid
Fiber

Outer covering of soybeans. Low-quality fiber source....

Soy Protein Concentrate

Avoid
Protein

Processed soy protein (65-72% protein) used to boost protein percentages. Common allergen and inferior to meat....

Soy Protein Isolate

Avoid
Protein

Highly processed soy protein (90%+ protein) used to artificially boost protein percentages. Common allergen....

Soybean Meal

Avoid
Protein

Byproduct of soybean oil production. Plant protein source with moderate protein content....

Soybean Oil

Avoid
Fat

Highly processed plant oil high in omega-6 fatty acids....

Spinach

Good
Produce

Leafy green rich in iron, vitamins, and antioxidants....

Spirulina

Good
Active

Blue-green algae extremely rich in protein, vitamins, minerals, and antioxidants....

Split Peas

Neutral
Vegetable

Split peas are field peas that have been dried, peeled, and split in half, commonly used as a plant-based protein and ca...

Sunflower Lecithin

Good
Additive

Natural emulsifier derived from sunflower seeds, helping mix fats and water in food production....

Sunflower Oil

Neutral
Fat

Plant oil high in omega-6 fatty acids and vitamin E....

Sweet Potato Fiber

Neutral
Fiber

Sweet potato fiber is the extracted fiber component from sweet potatoes, used as a functional fiber source in pet foods....

Sweet Potatoes

Good
Carbohydrate

Whole sweet potatoes. Nutrient-dense, fiber-rich carbohydrate....

Tapioca

Avoid
Carbohydrate

Starch extracted from cassava root. Pure carbohydrate used as grain-free binder....

Tapioca Starch

Caution
Carbohydrate

Refined starch extracted from cassava root. Pure carbohydrate with minimal nutritional value....

Taurine

Good
Active

Amino sulfonic acid critical for heart health, vision, and reproduction. Essential for cats, conditionally essential for...

Thiamine Hydrochloride

Good
Vitamin

Thiamine hydrochloride is a synthetic form of vitamin B1 added to pet foods for energy metabolism and nervous system fun...

Thiamine Mononitrate

Good
Vitamin

Supplemental B1 for energy metabolism and nervous system function....

Tomatoes

Neutral
Produce

Fruit rich in lycopene and other antioxidants....

Tricalcium Phosphate

Neutral
Mineral

Calcium and phosphorus supplement, also used as anti-caking agent....

Tripe

Good
Protein

Stomach lining of ruminant animals. Unbleached 'green tripe' contains digestive enzymes and probiotics....

Tryptophan

Good
Active

Essential amino acid and precursor to serotonin....

Turkey

Good
Protein

Fresh turkey meat. Lean protein source similar to chicken....

Turkey Heart

Good
Protein

Fresh turkey heart organ, rich in CoQ10, taurine, B vitamins, iron, and highly digestible protein....

Turkey Liver

Good
Protein

Fresh turkey liver organ meat, extremely rich in vitamins A, B12, folate, iron, and other nutrients....

Turkey Meal

Good
Protein

Rendered turkey product consisting of turkey flesh and skin with or without bone, exclusive of feathers, heads, feet, an...

Turmeric

Caution
Active

Spice containing curcumin, a compound with anti-inflammatory properties....

Valerian Root

Neutral
Active

Herb used for calming and anxiety reduction....

Vegetable Juice for color

Neutral
Additive

Juice extracted from vegetables, used as a natural colorant in pet foods....

Vegetable Oil

Caution
Fat

Vegetable oil is a generic term for oils extracted from various plant sources, commonly including soybean, corn, canola,...

Vitamin A Acetate

Good
Vitamin

Vitamin A acetate is a synthetic form of vitamin A added to pet foods to meet essential vitamin A requirements for visio...

Vitamin A Supplement

Good
Vitamin

Supplemental vitamin A for vision, immune function, and cell growth....

Vitamin B12 Supplement

Good
Vitamin

Supplemental B12 for red blood cell formation and nervous system function....

Vitamin D2 Supplement

Neutral
Vitamin

Vitamin D2 (ergocalciferol) is a plant-derived form of vitamin D used to supplement pet foods for calcium regulation and...

Vitamin D3 Supplement

Good
Vitamin

Supplemental vitamin D for calcium absorption and bone health....

Vitamin E Acetate

Neutral
Vitamin

Vitamin E acetate is a stable, synthetic form of vitamin E used as an antioxidant vitamin supplement in pet foods....

Vitamin E Succinate

Neutral
Vitamin

Vitamin E succinate is a stable, synthetic form of vitamin E used as an antioxidant vitamin supplement in pet foods....

Vitamin E Supplement

Good
Vitamin

Supplemental vitamin E for antioxidant protection....

Vitamin K1

Good
Vitamin

Essential vitamin for blood clotting and bone health. Dogs synthesize some but supplementation ensures adequate levels....

Watermelon

Neutral
Fruit

Watermelon is a high-moisture fruit used in pet foods and treats for hydration, vitamins, and natural sweetness....

Wheat

Avoid
Carbohydrate

Whole wheat grains. Common grain allergen for dogs....

Wheat Bran

Caution
Fiber

Outer layer of wheat grain. High in insoluble fiber....

Wheat Flour

Avoid
Carbohydrate

Refined wheat flour. Binding agent in treats and kibble....

Wheat Germ Meal

Neutral
Grain

Wheat germ meal is the embryo of the wheat kernel, often defatted, used as a source of protein, vitamins, and minerals i...

Wheat Gluten

Avoid
Protein

Isolated protein from wheat used to artificially boost protein percentages. Major allergen and cheap filler....

Whey Powder

Neutral
Protein

Dried form of whey, the liquid byproduct of cheese making, containing milk proteins, lactose, vitamins, and minerals....

White Distilled Vinegar

Good
Preservative

Acetic acid solution used as natural preservative and pH regulator in pet food....

White Rice

Neutral
Carbohydrate

Refined rice with hull, bran, and germ removed. Easily digestible but nutritionally inferior to brown rice....

Whitefish

Neutral
Protein

Generic term for white-fleshed fish like cod, haddock, or pollock....

Whole Antarctic Krill Meal

Good
Protein

Dried and ground whole Antarctic krill (Euphausia superba), providing omega-3s, protein, astaxanthin, and marine nutrien...

Withania Somnifera

Good
Active

Adaptogenic herb (ashwagandha) used in Ayurvedic medicine, containing withanolides that support stress resilience and ov...

Xanthan Gum

Neutral
Additive

Polysaccharide created by bacterial fermentation. Used as thickener and stabilizer....

Yeast Beta-Glucans

Good
Active

Polysaccharides from yeast cell walls with immune-supporting properties....

Yeast Fermentate

Good
Active

Product of yeast fermentation containing beneficial metabolites and compounds....

Yellow Peas

Neutral
Vegetable

Yellow peas are a variety of Pisum sativum with yellow-colored seeds, commonly used in pet foods as a source of plant pr...

Yucca Schidigera Extract

Neutral
Additive

Extract from the yucca plant, traditionally used to reduce stool odor by binding ammonia....

Zinc Amino Acid Chelate

Good
Mineral

Zinc bound to amino acids for better absorption. More bioavailable than inorganic zinc sources....

Zinc Chelate

Good
Mineral

Zinc chelate is an organic form of zinc bound to amino acids or protein, providing highly bioavailable zinc supplementat...

Zinc Methionine Complex

Good
Mineral

Zinc methionine complex is an organic form of zinc bound to the amino acid methionine, providing highly bioavailable zin...

Zinc Oxide

Neutral
Mineral

Inorganic zinc supplement for immune function and skin health....

Zinc Proteinate

Good
Mineral

Zinc bound to amino acids for enhanced absorption....

Zinc Sulfate

Neutral
Mineral

Inorganic zinc supplement for immune function, skin health, and enzyme activity....

Zucchini

Neutral
Vegetable

Zucchini is a summer squash (Cucurbita pepo) used in pet foods as a low-calorie source of vitamins, minerals, and moistu...