R-CHAETOCEROS NEOGRACILE POLYPEPTIDE-1 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

R-CHAETOCEROS NEOGRACILE POLYPEPTIDE-1

Safety grade: A

A natural extract derived from a type of ocean microalgae, this ingredient works to moisturize and condition skin and hair by helping products retain water and improve texture. It's commonly used in skincare and haircare formulations to enhance hydration and smoothness.

Graded using: COSING.

Last verified: June 9, 2026