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Melanocortin

Melanocortin-receptor research peptides: Melanotan II and PT-141 (Bremelanotide) 10 mg vials. Both compounds target melanocortin receptors (MC1R–MC4R) and are studied in pigmentation and receptor-signaling research. Third-party HPLC/MS testing with batch-matched COAs. See the PT-141 research guide for mechanism detail. Research use only.

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