BPC 157 Banned: Key Facts on the Latest FDA Decision What are peptides? The treatments promising weight loss and better skin, explained Vox The trend of unproven peptides is spreading through influencers and RFK Jr. allies CNN Everyone online is suddenly injecting peptides. But almost nobody understands the scienceor the regulation. The FDA recently shifted several peptides off the Category 2 safety risk list tied to compounding rules. First, that FDA Peptide Update: Category 2 Removals Explained RFK Jr.'s peptide push could unleash risky drugs STAT First Opinion