That dual mechanism is part of why tirzepatide produces larger weight loss than single-receptor GLP-1 medications in the SURMOUNT-5 head-to-head trial, tirzepatide produced roughly 20.2% mean body-weight loss versus 13.7% for semaglutide at maximum tolerated doses over 72 weeks
Eric Topol, in a July 2025 review of the evidence on peptide therapies, grouped ipamorelin with CJC-1295 and tesamorelin as growth-hormone-related peptides that "carry the potential risk of cancer" on mechanistic grounds, because sustained IGF-1 elevation promotes cell proliferation broadly [4]
In doing so, you can improve your exercise performance [6]
Do not use the pen if the liquid is cloudy or contains solid particles
For complete information on these combination formulations, read our dedicated guides on tirzepatide with B12 and tirzepatide with niacinamide
While our daily supplements of B vitamins or C vitamins can be a great addition to any wellness routine, it can be hard to get enough of those vitamins in your food intake alone