CJC 1295 Ipamorelin Erectile Dysfunction: What the Evidence and Experience Show The peptide problem: Hype is outrunning the evidence Some peptides can be risky if someone has active or recent cancer. Peptides that raise growth hormone or IGF 1, like IGF 1 LR3, IGF 1 DES, Tesamorelin, Sermorelin, CJC 1295, and Ipamorelin, increase Tesamorelin vs Ipamorelin: Benefits, Differences, and How to Choose Revolution Health & Wellness