Is Ammonium Stearate Pescatarian?

Caution

Sometimes. Ammonium stearate (e571) refers to the salt of stearic acid. It may be derived from animal fat depending on the manufacturer.

Ammonium Stearate and the Pescatarian Diet

Ammonium stearate, also known by its food additive code E571, is the ammonium salt of stearic acid. Stearic acid is a common fatty acid that can be derived from both animal fats and plant oils. In food products, ammonium stearate serves as an emulsifier or stabilizer, helping to blend ingredients that would otherwise separate, such as oil and water mixtures.

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How Spoonful reviews ingredients

  • Evidence-based. Diet compatibility ratings are compiled from peer-reviewed nutrition guidance, dietary association recommendations, and ingredient composition data.
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  • Transparent uncertainty. When an ingredient's safety depends on serving size, preparation, or sub-ingredients, we mark it “caution” rather than forcing a binary answer.
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