In recent years there has been a boom in interest in using peptides, from weight loss to anti-ageing and recovery from injury.

These include approved prescription weight-loss medications based on synthetic peptides that mimic natural hormones. However, sales of experimental and unregulated peptides are rising as online sellers tout them as part of a “wellness” regime.

Prof Channa Jayasena of Imperial College London, a consultant in reproductive endocrinology and andrology at Hammersmith and St Mary’s hospitals, recently warned that the UK has become a “wild west” for people peddling experimental peptides, steroids and other substances.

We would like to hear your experience of using peptides for therapeutic purposes. Do you have any concerns?

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