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Maishi, N
Collagen peptides Recommended for competitive bodybuilders or powerlifters Pros Evidence for increasing muscle mass and strength in combination with resistance training No serious side effects in people who arent allergic Not prohibited by the World Anti-Doping Agency Normally doesnt require subcutaneous injection Readily available over-the-counter Cons Unknown how collagen compares to other peptides for muscle growth and injury recovery Typically not vegetarian- or vegan-friendly Collagen peptides are unique among our recommendations because: They arent prohibited by the World Anti-Doping Agency.39 They pose no risk of serious side effects in people who arent allergic.6 Theyre bioavailable via oral administration.12 You dont need a prescription to get them
This is what allows the vial to be safely punctured and drawn from multiple times, unlike standard sterile water for injection, which is preservative-free and designed for single-use injection only
doi:10.1007/BF00755604
Dosing, storage, and contraindications
