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A widely used synthetic polymer that acts as an excellent film-former, particularly in hair care products (like hairsprays) and waterproof cosmetics. It provides hold, water resistance, and durability.
Beneficial for
Safety summary
Generally recognized as safe for cosmetic use. It forms a film on the surface and is not absorbed by the skin.
CAS Number
129702-02-9
1% line marker
This ingredient is commonly used as a marker to identify where ingredients drop below 1% concentration on the label.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.