Polypeptide-1

Polypeptide-1 is a cosmetic ingredient used as a skin conditioning agent. It is used in 6 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI namePOLYPEPTIDE-1
FunctionSKIN CONDITIONING
CAS number-
Prevalence6 products (0.01% of dataset)
Most used inMakeup
EU statusRestricted (annex )

Used in

Serums 33.3%Foundations 16.7%Lash & Brow Serums 16.7%Setting Spray & Powders 16.7%Shampoos 16.7%

Frequently asked

What does Polypeptide-1 do in skincare?
Polypeptide-1 functions as a skin conditioning agent in cosmetic formulas.
Is Polypeptide-1 allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Polypeptide-1?
It is most commonly found in Makeup products, especially serums (33.3% of its uses).

Manufacturers with experience using Polypeptide-1

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