Unless you're in certain corners of the internet, you won't be aware of the peptide craze promising to grow your muscles and slow ageing.

That's because your average GP won't be printing a prescription for these injectable drugs, like BPC-157 or melanotan.

Norman and Tegan discuss why there's so much fan fare over unproven peptides with some potentially nasty side effects.

References:

• Effects of Topical Copper Tripeptide Complex on CO2 Laser–Resurfaced Skin 
• Don’t risk using tanning products containing melanotan - TGA
• Melanotan‐associated melanoma
• Melanotan II: a possible cause of renal infarction: review of the literature and case report
• Melanotan II: a possible cause of renal infarction: review of the literature and case report
• Melanotan-induced priapism: a hard-earned tan – BMJ case study
• BPC-157: Experimental peptide prohibited - US Anti-Doping Authority
• Effect of BPC-157 on Symptoms in Patients with Interstitial Cystitis: A Pilot Study
• Safety of Intravenous Infusion of BPC157 in Humans: A Pilot Study
• Intra-Articular Injection of BPC 157 for Multiple Types of Knee Pain
• General practitioner disqualified for inappropriately prescribing peptides

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• Can you zap yourself buff with electrical muscle stimulation?