Ingredient · E483

Stearyl tartrate

Source
Animal-derived
Allergen
No
Role in food
Manufacturers use stearyl tartrate as an emulsifier and stabiliser in food products. It helps …

What is Stearyl tartrate?

Stearyl tartrate is a synthetic compound derived from stearic acid (a fatty acid) and tartaric acid (an organic acid found in fruits). It is produced through a chemical process involving these two components.

Is Stearyl tartrate vegan?

No. Stearyl tartrate is animal-derived, so it is not vegan.

Is Stearyl tartrate gluten-free?

It is not a source of gluten.

Is Stearyl tartrate a major allergen?

Stearyl tartrate is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels.

What is Stearyl tartrate used for?

Manufacturers use stearyl tartrate as an emulsifier and stabiliser in food products.

Is Stearyl tartrate safe?

Stearyl tartrate is authorised as a food additive in Great Britain and is listed on the Register of Food Additive Authorisations.

Why it's used

Manufacturers use stearyl tartrate as an emulsifier and stabiliser in food products. It helps to blend ingredients that would normally separate, such as oil and water, creating a smoother texture and improving the consistency of foods like creams and dairy desserts.

Health notes

Stearyl tartrate is authorised as a food additive in Great Britain and is listed on the Register of Food Additive Authorisations. European food safety authorities, such as EFSA, have evaluated its safety. JECFA has also evaluated it and set an acceptable daily intake. At typical levels of consumption found in food, it is not associated with adverse health effects.

Regulatory status

Authorised in Great Britain (FSA register): England, Scotland, Wales. FSA register of authorised products

Permitted uses in the EU

Stearyl tartrate · legislation: COMMISSION REGULATION (EU) 2023/2379 of 29 September 2023 amending Annex II to Regulation (EC) No 1333/2008 of the Europ

Sources: Food Standards Agency (OGL v3); European Commission, Food Additives Database.

Allergen info

Stearyl tartrate is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels. It is not a source of gluten.

Foods that contain Stearyl tartrate

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Last updated: 17 October 2026

Note: This site presents label data from Open Food Facts for general information. It is not medical advice. Check the package label; formulations change.