Styrene/Butadiene Copolymer

Styrene/Butadiene Copolymer is a cosmetic ingredient used as an opacifying agent. It is used in 16 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameSTYRENE/BUTADIENE COPOLYMER
FunctionOPACIFYING
CAS number9003-55-8
Prevalence16 products (0.02% of dataset)
Most used inSkincare
EU statusRestricted (annex )

Used in

Facial Treatments 25%Eyeshadows 18.8%Body Scrubs 6.3%Eyeliners 6.3%Foundations 6.3%General Moisturizers 6.3%

Frequently asked

What does Styrene/Butadiene Copolymer do in skincare?
Styrene/Butadiene Copolymer functions as an opacifying agent in cosmetic formulas.
Is Styrene/Butadiene 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 Styrene/Butadiene Copolymer?
It is most commonly found in Skincare products, especially facial treatments (25% of its uses).

Manufacturers with experience using Styrene/Butadiene Copolymer

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