A research overview of hexarelin, a synthetic growth-hormone-releasing peptide studied for both GH release and direct cardiovascular actions. Educational, research-use-only.

A research overview of DSIP, a neuropeptide historically studied in sleep and stress research, and the limits of the available evidence. Educational, research-use-only.

A research-focused, safety-forward overview of Melanotan II, a synthetic melanocortin agonist, including documented risks and its unlicensed status. Educational, research-use-only.

A research overview of PT-141 (bremelanotide), a melanocortin-receptor agonist that is FDA-approved for one specific medical indication. Educational, research-use-only.

A look at ipamorelin, described in research as the first selective growth-hormone secretagogue, and what the preclinical pharmacology shows. Educational, research-use-only.