Libido, tanning and cosmetic peptides - PT-141, melanotan and topical skin peptides.
Melanocortin receptor agonist
A synthetic cyclic peptide that increases sexual desire/arousal by acting on the brain rather than blood flow.
Synthetic copper tripeptide complex
AHK-Cu is a copper-bound peptide marketed mainly in topical products to promote hair growth and improve skin.
Synthetic alpha-MSH analog
A synthetic melanocyte-stimulating hormone analog that increases skin pigmentation and photoprotection.
Synthetic cyclic melanocortin analog
An unapproved synthetic peptide sold online to darken skin ('tanning') and boost libido.
Topical cosmetic peptide
A topical cosmetic peptide marketed as a needle-free, 'Botox-like' wrinkle reducer.