‘I’m just not comfortable with with myself’ — Inside the grey market peptide boom

The global peptide-therapeutics market has ballooned to more than $50 billion in annual sales, with predictions to nearly double again in roughly the next ten years. In the UK, Google searches for peptides are surging, with 255,000 videos hashtagged peptide on TikTok worldwide. Peptides, proponents say, can improve skin and sleep. They can boost energy, cognition, immune systems, libidos.