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Both are classified as research compounds ("for research use only" in the US and EU), and their legal status for possession, sale, and use varies by jurisdiction

Kevin Martin - March 18, 2026 The name oversells it, frankly "delta sleep-inducing peptide" is a 1977 description that the subsequent evidence never really nailed down, and the listing using the historical name without leaning on the sleep claim is the honest way to handle it

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