Right now, plenty of influencers will tell you that injectable peptides are the answer. LISTEN | Why unregulated peptides are seeing a boost: The Dose 22:49 What's the real evidence on injectable peptides? Many of the unregulated synthetic injectable peptides are marketed as growth hormone stimulators to help you build muscle faster and with less effort, while others are touted as the holy grail of youth. Stuart Phillips, Canada Research Chair in Skeletal Muscular Health, says there's no evidence to support using unregulated injectable peptides. Alongside grey market producers, commercial labs have sprung up that test samples of injectable peptides for purity.

Source: CBC News April 05, 2026 18:32 UTC