Peptide-based weight-loss treatments such as semaglutide (Wegovy) and tirzepatide (Zepbound) are only available by prescription
Research demonstrates up to 70% increases in type I collagen production in dermal fibroblasts at optimal concentrations
The other seven have no FDA approval and exist only as unregulated research chemicals not meant for human use
For competitive athletes, IGF-1 and its analogs, including LR3, are banned at all times, in and out of competition, under Section S2 of WADA's Prohibited List (Peptide Hormones, Growth Factors, Related Substances and Mimetics)
Common Pitfalls and How to Avoid Them Over the years, we've heard about a few common mistakes that can jeopardize research outcomes
They accomplish this by binding to specific receptors on cell surfaces and activating biological pathways that stimulate tissue repair, reduce inflammation, and improve circulation to injured areas