
Does Biotinoyl Tripeptide-1 have Anti-Aging or Firming effects on skin?
Biotinoyl Tripeptide-1 is a synthetic peptide cosmetic ingredient made by linking biotin (vitamin B7) to a short peptide (GHK). It’s most commonly included in hair and lash products for strengthening hair and encouraging growth, and is marketed in some skincare formulas as well. What…









