Melanostatine

How it works

The anti-Melanotan: it blocks MC1R, the receptor alpha-MSH uses to make pigment cells darken skin. Sold to fade dark spots.

What it's made of

9 amino acids, two in D form and the end amidated. It blocks the MC1R receptor, the one the hormone alpha-MSH uses to darken the skin. Today it is sold by Clariant.

What it's for

Prescribed for

Nothing: it is a cosmetic.

Sold as

Lightens dark spots: it cuts the signal that makes melanin.