The peptide problem: Hype is outrunning the evidence FDA to weigh easing limits on unproven peptides People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian As unregulated peptides grow in popularity, doctors warn of unknown risks ABC7 San Francisco The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University Public advisory Think twice before injecting peptides bought online: unauthorized products can seriously harm you