Lactic Acid

Preservative
Good
None nutritional value

Last updated: February 11, 2026

Table of Contents

Quick Summary

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

Category
Preservative
Common In
Dry food, treats, chews
Also Known As
lactate
Watts Rating
Good ✓

What It Is

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

Compare to Similar Ingredients

Why It's Used in Dog Products

Manufacturers include lactic acid in dog food, treats, and supplements for several reasons:

Quality Considerations

When evaluating lactic acid in dog products, it's important to understand natural versus synthetic options, safety profile, and effectiveness. This ingredient's quality and appropriateness can vary significantly based on sourcing, processing, and the specific formula it's used in.

Quality Note

Safe natural preservative with antimicrobial properties.

Potential Concerns

While lactic acid can be appropriate in dog nutrition, pet owners should be aware of potential health impacts, regulatory approval, and consumer preferences. Individual dogs may respond differently to the same ingredient based on their health status, age, and sensitivities.

Watts' Take

Safe natural preservative. Preferred over synthetic preservatives.

Frequently Asked Questions

Is lactic acid safe for dogs?

Yes, lactic acid is safe for dogs when used appropriately in properly formulated dog food. As with any ingredient, individual dogs may have sensitivities, so monitor for any adverse reactions when first introducing products containing this ingredient.

What does lactic acid do in dog products?

Natural acid used as preservative and pH regulator. Produced by fermentation. Dog food manufacturers include this ingredient to provide natural preservative and provide ph regulation.

Why is lactic acid added to dog food?

Natural preservative While some additives serve important functional purposes (preservation, texture, stability), others are primarily for human appeal. Safe natural preservative. Preferred over synthetic preservatives.

Are there natural alternatives to lactic acid?

Many modern dog foods use natural alternatives like mixed tocopherols (vitamin E), rosemary extract, or citric acid instead of synthetic additives. Check ingredient labels for "preserved with..." statements to see which preservatives are used.

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