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 growth signals Ipamorelin: Benefits, Dosage & Risks (2025) Huddle Men's Health Ipamorelin Side Effects: What to Expect Nulevel Wellness Medspa 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 The Peptide Craze Ground Truths 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 growth signals