Butylene/Ethylene/Styrene Copolymer

Butylene/Ethylene/Styrene Copolymer is a cosmetic ingredient used as a viscosity controlling agent. It is used in 338 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameBUTYLENE/ETHYLENE/STYRENE COPOLYMER
FunctionVISCOSITY CONTROLLING
Prevalence338 products (0.36% of dataset)
Most used inSkincare
EU statusRestricted (annex )

Used in

Lip Moisturizers 25.4%Lip Glosses 18%Lip Masks 14.8%Lip Oils 10.7%Lip Plumpers 6.8%Blushes 3.6%

Frequently asked

What does Butylene/Ethylene/Styrene Copolymer do in skincare?
Butylene/Ethylene/Styrene Copolymer functions as a viscosity controlling agent in cosmetic formulas.
Is Butylene/Ethylene/Styrene Copolymer allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Butylene/Ethylene/Styrene Copolymer?
It is most commonly found in Skincare products, especially lip moisturizers (25.4% of its uses).

Manufacturers with experience using Butylene/Ethylene/Styrene Copolymer

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