Pavil Dinalyuk/Pexels, Artem Podez/Pexels, Canva, The Conversation Peptide may not yet be the 2026 Oxford Word of the Year, but it must surely be in the running. From your friendly neighbourhood influencer, to the gym bros, injectable peptides have been all over social media and are now making mainstream news when things go horribly wrong. People are taking them, and promoting them, for a seemingly endless list of reasons. Depending on who you ask, they’ll either put a pep in your step, give yo