NONAPEPTIDE-34 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

NONAPEPTIDE-34

Safety grade: A

A protein-based ingredient that works to strengthen and support your skin's natural structure. Derived from amino acids, it helps improve skin firmness and elasticity, making it a common addition to anti-aging and lifting creams.

Graded using: COSING.

Last verified: June 9, 2026