Insulin-like growth factor (IGF), any of several peptide hormones that function primarily to stimulate growth but that also possess some ability to decrease blood glucose levels. IGFs were discovered when investigators began studying the effects of biological substances on cells and tissues outside| Encyclopedia Britannica
See the top IGF-1 Supplements to safely and legally increase growth hormone production for muscle growth, bodybuilding and anti-aging benefits.| Andro HQ
Information about Human Growth Hormone covering what it is, HGH deficiency, treatment, side effects, supplements, bodybuilding and more.| Andro HQ