Dr. Pep

Peptide research, explained

What the studies and regulators actually say, with every source linked.

• BPC-157 doses in studies: what researchers actually usedWhat doses of BPC-157 were used in rat studies and in the few human reports, and why those numbers do not tell you what is safe or effective.
• What is semaglutide? What the research actually showsSemaglutide is the drug in Ozempic, Wegovy and Rybelsus. See what trials show on weight and heart risk, side effects, and compounded vials.
• What is GHK-Cu? What the research actually showsGHK-Cu is a copper-bound peptide sold in skin creams and as an injectable. Here is what human, animal and lab studies show, and what they do not.
• What is BPC-157? What the research actually showsBPC-157 is a lab-made peptide tested mostly in rats and mice. Here is what the animal and human research shows, and what it does not.
• What Is Retatrutide? What the Research Actually ShowsRetatrutide is an experimental weekly triple-agonist injection. Here is what trials show on weight loss, side effects, and its unapproved status.

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