Think twice before injecting peptides bought online: unauthorized products can seriously harm you Canada.ca Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review 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 RFK Jr. promotes peptides. Now the FDA weighs easing limits on the unproven chemicals New: An FDA decision to place 19 peptides on the unsafe list was supported by numerous documented safety concerns, former officials said. Even though demand for peptide therapies has exploded since then, FDA moves toward easing restrictions on certain peptides BioPharma Dive