Melanotan 1 is a synthetic peptide supplied as a lyophilized powder for laboratory research purposes. Short-term storage: usually okay refrigerated 2–8°C, and some dry peptides tolerate room temperature for a short period during shipping, but cooler is safer. This product is for scientific research and development purposes only. Chemical substances may not be used as a drug, medicinal substance, active substance, medical device, cosmetic product, substance for the production of cosmetic products, nor as a substance for human consumption, i.e. as a food or nutritional supplement, nor in any other similar way on humans or animals. The peptide is intended for in vitro research experiments, such as. receptor-ligand binding studies, enzyme activity tests, cell proliferation tests, cell signaling tests, epitope mapping, and others.