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INCI: POLYHYDROXYBUTYRATE
A natural biopolymer, specifically a polyester, produced by certain bacteria. In cosmetics, it can function as a film-forming agent, binder, or viscosity-increasing agent, and is biodegradable.
Beneficial for
Safety summary
Generally considered safe and biodegradable.
CAS Number
29435-48-1
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.