METHIONYL SH-OLIGOPEPTIDE-1 SR-JELLYFISH POLYPEPTIDE-1 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

METHIONYL SH-OLIGOPEPTIDE-1 SR-JELLYFISH POLYPEPTIDE-1

Safety grade: A

This ingredient is derived from jellyfish and contains amino acids that help support skin's natural structure and firmness. It's used in anti-aging skincare products to help reduce the appearance of fine lines and improve skin elasticity. The peptides work by signaling skin cells to maintain their strength and resilience.

Graded using: COSING.

Last verified: June 9, 2026