Melanotan 1 (10 MG) Sigma Compounds any makeup artist will tell you great skin prep (and skin) makes for the best makeup. vitamin c has been something I have used since my 20s (it brightens lightens and tightens!) There are two peptides people talk about for tanning: Melanotan 1 and Melanotan 2. Melanotan 1 works slower and mainly targets the skin, leading to a more gradual and even increase in When to Use Vitamin C Serum