The peptide problem: Hype is outrunning the evidence

By Stuart Phillips, Professor, Kinesiology, Tier 1 Canada Research Chair in Skeletal Muscle Health, McMaster University

Health Canada recently warned Canadians not to buy or inject unauthorized peptide drugs sold online, naming products that include BPC-157, CJC-1295, ipamorelin, TB-500 and retatrutide.

The advisory notes these products are being marketed online and on social media for anti-aging, weight loss, injury recovery, sleep, mental focus and general “wellness,” and that Health Canada has already seized several of them.

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