People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian RFK Jr. promotes peptides. Now the FDA weighs easing limits on the unproven chemicals Is the lack of human data in BPC 157 a red flag? If a drug could actually knit torn tendons back together in weeks, a trillion dollar pharmaceutical industry probably wouldn't bury RFK Jr.'s peptide push could unleash risky drugs STAT First Opinion What Peptides Are Legal in the U.S.? Understanding FDA Approval, Compounding, and the Legal Gray Areas Holt Law