melanotan i vs melanotan ii 2 (10mg) – Nordsci Melanotan II & MT2 Peptides:

George, A., Kaye, S

Why refrigeration helps after opening: Slows oxidation (copper can oxidize) Prevents bacterial contamination Maintains potency longer Extends usable life Room temperature storage after opening: Acceptable for 3-6 months if product has strong preservatives Use quickly if stored at room temp Watch for signs of degradation Refrigerated storage after opening: Extends life to 6-12 months Better potency retention Reduced oxidation Signs your topical copper peptide has degraded: Color change (darker, more blue/green) Separation of layers Change in texture Reduced effectiveness Unusual smell Application tip: If refrigerated, let serum warm to room temperature before applying

Every dose you draw is lower than expected

To maintain compound integrity, it should be stored in a cool, dry location away from light

It plays a key role in detoxification and skin health