Ethoxyquin

Preservative
Avoid
None nutritional value

Last updated: February 11, 2026

Table of Contents

Quick Summary

Ethoxyquin Synthetic antioxidant preservative, also used as pesticide.

Category
Preservative
Common In
Dry food, treats, chews
Also Known As
N/A
Watts Rating
Avoid ✗

What It Is

Synthetic antioxidant preservative, also used as pesticide.

Compare to Similar Ingredients

Why It's Used in Dog Products

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

Quality Considerations

When evaluating ethoxyquin 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

Controversial synthetic preservative with safety concerns. Banned in human food in many countries.

Potential Concerns

While ethoxyquin 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

We never use ethoxyquin. Natural alternatives are safer.

Frequently Asked Questions

Is ethoxyquin safe for dogs?

Ethoxyquin should be used with caution or avoided. Controversial synthetic preservative with safety concerns. Banned in human food in many countries.

What does ethoxyquin do in dog products?

Synthetic antioxidant preservative, also used as pesticide. Dog food manufacturers include this ingredient to provide preserves fats from rancidity and provide very effective and cheap.

Why is ethoxyquin added to dog food?

Preserves fats from rancidity While some additives serve important functional purposes (preservation, texture, stability), others are primarily for human appeal. We never use ethoxyquin. Natural alternatives are safer.

Are there natural alternatives to ethoxyquin?

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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