Hydrolyzed soy protein
Hydrolyzed soy protein is soy protein broken down into smaller pieces, used in hair and skin care.
- Used in
- Cosmetic ingredient (INCI)
- CosIng functions
- antistatic, hair conditioning, humectant, skin conditioning
CosIng description: Protein hydrolyzates, soya. Substance obtained by acidic, alkaline, or enzymatic hydrolysis of soya composed primarily of amino acids, peptides, and proteins. It may contain impurities consisting chiefly of carbohydrates and lipids along with smaller…
Contains / relevant to
- Soy: Relevant to people avoiding soy. Soybean and soy-derived ingredients, including soy lecithin.
What to look for on labels
- Cosmetic ingredient lists use INCI names, in descending order of concentration down to 1 %; ingredients below 1 % can follow in any order.
- Cosmetics have no allergen bolding or “Contains” line: a food allergen appears only under its INCI name, often in Latin, such as “Hydrolyzed soy protein”.
Related
- Soy proteinSoy protein is protein isolated from soybeans, including textured soy protein used as a meat substitute.
- Glycine soja oil (soybean oil)Glycine soja oil is the INCI name for soybean oil used in cosmetics.
- Hidden names for soy on food labelsGuide
- Is soy lecithin a soy allergen?Guide
- How to read cosmetic INCI lists for sensitive skinGuide
Sources
- European Commission CosIng cosmetic ingredient database
- IngrediLens ingredient database (names, flags and notes shown on this page)
Label information, not medical advice. This page describes how an ingredient is named and labelled and how IngrediLens flags it; it cannot tell you whether a product is safe for you. Always read the label on the product itself and follow the advice of your doctor, allergist or dermatologist. If someone shows signs of anaphylaxis, use their adrenaline auto-injector if they have one and call emergency services.
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