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

N-SUCCINOYL CHITOSAN

Safety grade: A

Derived from chitosan (a natural substance made from shellfish shells), this ingredient helps cosmetics feel smooth and silky while improving how products adhere to skin and hair. It also works to condition and protect, making it useful in moisturizers, serums, and styling products.

Graded using: COSING.

Last verified: June 9, 2026