Should You Try Peptide Stacking? Henry Ford Health Detroit, MI Study of almost 400,000 confirms that higher blood levels of IGF 1 are a risk factor for several types of cancer Cancer Epidemiology Unit (CEU) Attenuated glucose stimulated insulin secretion during an acute IGF 1 LR3 infusion into fetal sheep does not persist in isolated islets Journal of Developmental Origins of Health and Disease Cambridge Core Peptides are being sold like the cheat code to healing, fat loss, GH boosts, tissue repair, and muscle growth. BPC 157. CJC 1295. Ipamorelin. AOD 9604. TB 4 TB 500. IGF 1 LR3. Tesamorelin for everyone. Here's the problem. For the IGF 1 LR3 does not promote growth in late gestation growth restricted fetal sheep American Journal of Physiology Endocrinology and Metabolism American Physiological Society