What to know about melanotan II
Melanotan II is an unapproved “tanning peptide” that stimulates melanin signaling. The hard part is not the biology. It’s the safety, skin-risk, and unregulated supply chain.
Tag
Skin
Peptides show up in skincare and in online “cosmetic peptide” culture. This tag focuses on what’s real, what’s unproven, and what safety questions matter.