Peptides for Skin & Hair
Peptides studied for skin health, collagen production, hair growth, and cosmetic applications.
7 peptides
Argireline
Moderate EvidenceA synthetic SNAP-25-mimetic hexapeptide developed for topical wrinkle reduction, with mixed small-study human evidence (48.9% anti-wrinkle efficacy...
GHK (Glycyl-L-Histidyl-L-Lysine)
Moderate EvidenceGHK is a naturally occurring human tripeptide that declines with age, modulates expression of 4,000+ genes toward younger patterns per computational...
Matrixyl
Moderate EvidencePalmitoyl pentapeptide-4 is a signal peptide that mimics a collagen I degradation fragment (matrikine) to stimulate fibroblast collagen synthesis; a...
Melanotan II
Moderate EvidenceMelanotan II is a synthetic cyclic heptapeptide analog of alpha-melanocyte-stimulating hormone that activates melanocortin receptors MC1R, MC3R,...
AHK-Cu
Animal Studies OnlySynthetic copper-binding tripeptide with one direct laboratory study demonstrating ex vivo human hair follicle elongation and cultured dermal papilla...
GHK-Cu
Animal Studies OnlyA naturally occurring copper-binding tripeptide that modulates the expression of thousands of human genes, promoting tissue repair, collagen/elastin...
SNAP-8
Animal Studies OnlySNAP-8 is a synthetic octapeptide that mimics the N-terminal region of SNAP-25 to competitively inhibit SNARE complex formation, reducing...