IGF 1: Miracle Hormone or Health Hazard? Diet vs Disease Before & After 3 years apart. The gym hasn't just changed my appearance, it's changed everything. I'm very thankful I found it (and this sub!) : r veganfitness Awesome results this year igf 1 lr3 ,cyp,e,primo then adding tren for 2 months then removed primo and tren added FTPP and diaing diet with labs and results hopefully helps : r Peptides Just over a year apart with 2 preps in between : r bodybuilding Late life targeting of the IGF 1 receptor improves healthspan and lifespan in female mice Nature Communications Can peptides like sermorelin, IGF 1 LR3, and GHS boost muscle growth? Maybe. Are they safe? We don't know. These compounds boost natural growth hormone (GH) and IGF 1 levels, key drivers of muscle