GOLD CYSTEINYL HYDROXYPROLYL DIPEPTIDE-48 HYDROXYPROLYL DIPEPTIDE-48 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

GOLD CYSTEINYL HYDROXYPROLYL DIPEPTIDE-48 HYDROXYPROLYL DIPEPTIDE-48

Safety grade: A

This advanced skincare ingredient combines gold with amino acids to help support your skin's natural collagen and elastin production. It works to improve skin firmness and elasticity while promoting a smoother, more youthful appearance. Commonly found in premium anti-aging serums and creams.

Graded using: COSING.

Last verified: June 9, 2026