DIY peptide injections are risky, and people may make serious mistakes when administering them

Gray-market peptides are not regulated by any health authority. Westend61/Getty Imaages DIY peptide injections, which promise to boost everything from weight loss and muscle-building to longevity and sexual health, are a high-risk wellness fad that keeps on growing. Health experts have raised major concerns about these products’ safety. Because they are not regulated by the U.S. Food and Drug Administration or any other health authority, they aren’t made to the standards of pharmaceuticals.…