A health warning about unregulated peptides has been issued by Australia's drug regulator but doctors say more action is needed. Reporting by national health equity reporters Caitlyn Gribbin and Rachel Carbonell, ABC The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University The peptide problem: Hype is outrunning the evidence Peptides injecting new trend spruiked by celebrity doctors The Australian Frontiers Illegal and falsified medicines self administrated in not approved post cycle therapy after the cessation of anabolic androgenic steroids qualitative analysis