Hydrolyzed Soy Protein
Hydrolyzed Soy Protein is a humectant and skin conditioning ingredient. It’s in 94 products on Poliage, most often conditioner, hair styling and shampoo. Avoid lists on Poliage that include it: none.
Updated October 23, 2026
In plain English
Soy protein, broken into smaller pieces. Used to hold water in the product and on skin.
What it does
Contains Hydrolyzed Soy Protein: antistatic
Function listed in CosIng
Contains Hydrolyzed Soy Protein: hair-conditioning
Function listed in CosIng
Contains Hydrolyzed Soy Protein: humectant
Function listed in CosIng
Contains Hydrolyzed Soy Protein: skin-conditioning
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 76584, accessed October 22, 2026.
Products that contain Hydrolyzed Soy Protein
Dr. Dennis Gross
pH Balance Replenishing Cream
Moisturizer · Lists fragrance allergens, exfoliating acid, silicones, salicylic acid, coconut derivatives
Haruharu Wonder
Phyto & 5 Peptide Concentrate Cream
Moisturizer · None of Poliage’s flag groups listed
Phytoplex cream
Lists silicones
R+Co
Root Booster Volume Spray
Hair styling · Lists fragrance, fragrance allergens
Medicube
Salmon DNA Milky Toner
Toner · None of Poliage’s flag groups listed
Redken Scalp Relief
Scalp Relief Shampoo
Lists fragrance, fragrance allergens, exfoliating acid, sulfates, silicones, salicylic acid, coconut derivatives
Henkel
Shampoo - 7 Herbs - 7 Kruiden
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
L’Oréal
Shampoo L’Oréal Paris Elseve Liso dos Sonhos 200ml
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
Garnier
Sleek & Shine Frizz Tamer
Hair styling · Lists fragrance, fragrance allergens, sulfates
Garnier
Sleek & Shine Smoothing Conditioner
Conditioner · Lists fragrance, fragrance allergens, drying alcohol, silicones
Garnier
Sleek & Shine Smoothing Shampoo
Shampoo · Lists fragrance, fragrance allergens, exfoliating acid, sulfates, silicones, salicylic acid, coconut derivatives
StriVectin
StriVectin Anti-Wrinkle Intensive Eye Cream
Lists retinoid, silicones
Clinique
Superbalanced Makeup
Foundation · Lists silicones, coconut derivatives
Moroccanoil
Texture Clay
Hair styling · Lists fragrance, fragrance allergens, essential oils
Moroccanoil
Thickening Lotion
Hair styling · Lists fragrance, fragrance allergens, drying alcohol, silicones, chemical UV filters, coconut derivatives
Ouai
Thickening Spray
Hair styling · Lists fragrance, fragrance allergens, essential oils
fresh
Travel Size Soy Face Cleanser
Lists essential oils, coconut derivatives
PRAVANA
Treat Masque
Conditioner · Lists fragrance, fragrance allergens, parabens, silicones
Sasha Pure
Vegan Shampoo - Curls
Lists fragrance, coconut derivatives
Tree Hut
watermelon foaming gel wash
Body wash · Lists fragrance, essential oils, coconut derivatives
Tree Hut
Watermelon moisturizing bath soak
Body wash · Lists fragrance
Tree Hut
Watermelon Whipped Body Butter
Body lotion · Lists fragrance, fragrance allergens, silicones
PreviousPage 4
Related guides
How to read an ingredient list
What the ingredient list on a beauty product tells you, what the names mean, and what it leaves out, using FDA and EU labeling rules.
Does ingredient order show how much is in a product?
Ingredient lists run from most to least, but only down to 1%. Below that, any order is allowed. What the order shows and what it hides.
How do you patch test a new product?
What the AAD, FDA and DermNet say about testing a small area, the FDA hair dye skin test, in-office patch tests, and contact allergy basics.