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Research timeline Early 1990s Researchers describe a gastric-juice-related protective compound and characterise a 15-amino-acid fragment called BPC-157

Additionally, discrepancies in the chain of custody, where the samples handling and transfer are not adequately documented, can raise doubts about the reliability of the results

GHK-Cu - the copper peptide most people know - was first isolated from human plasma in 1973 and has since accumulated an impressive body of research on skin renewal and appearance

GLP-1 stands for Glucagon-Like Peptide-1, a hormone your body naturally produces in the gut

#glutathione supports your immune system, brain function, detoxification, decreases oxidative stress, and protects against infection

In the UK, it is illegal to purchase retatrutide for cosmetic use