Hydrolyzed Yeast Protein

Hydrolyzed Yeast Protein is a cosmetic ingredient used as an antistatic, hair conditioning agent. It is used in 109 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameHYDROLYZED YEAST PROTEIN
FunctionANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING
CAS number100684-36-4
EC number309-709-2
Prevalence109 products (0.12% of dataset)
Most used inSkincare
EU statusRestricted (annex )
Monthly searches30

Used in

Serums 25.7%General Moisturizers 9.2%Eye Moisturizers 7.3%Scalp Treatments 6.4%Shampoos 5.5%Facial Treatments 4.6%

Frequently asked

What does Hydrolyzed Yeast Protein do in skincare?
Hydrolyzed Yeast Protein functions as an antistatic, hair conditioning agent in cosmetic formulas.
Is Hydrolyzed Yeast Protein allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Hydrolyzed Yeast Protein?
It is most commonly found in Skincare products, especially serums (25.7% of its uses).

Manufacturers with experience using Hydrolyzed Yeast Protein

Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.