macule melanotic Mucosal melanocytic macules Gray melanotic macule on the

J Biol Chem (2009) 284:2432840

Melanotan I is provided as a white to off-white lyophilized powder of synthetic origin, with purity not less than 98% as determined by reversed-phase HPLC (see lot-specific Certificate of Analysis for the exact assay value, related-substance profile, water content, counter-ion content, and mass-spectrometric confirmation of the target molecular ion)

Ensure it stays at the right temperature and avoid leaving it in the car for long periods, or storing it in the trunk, especially in hot or cold weather

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