SILKWORM DECAPEPTIDE-1 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SILKWORM DECAPEPTIDE-1

Safety grade: A

Derived from silkworm proteins, this ingredient is broken down into smaller components that help skin retain moisture and maintain its natural barrier. It works to keep your complexion hydrated and supple, making it a common addition to serums, creams, and other skincare products.

Graded using: COSING.

Last verified: June 9, 2026