CHITOSAN NITRATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

CHITOSAN NITRATE

Safety grade: A

Derived from shellfish shells, this ingredient works as a natural film-former and preservative booster in cosmetics. It helps create a protective layer on skin and hair while supporting product stability, making it useful in lotions, serums, and styling products.

Graded using: COSING.

Last verified: June 9, 2026