Peptide of the Week: Glutathione Often called the body's master antioxidant, glutathione plays a vital role in detoxification, immune defense, and cellular protection. In the wellness and aesthetics space, it's widely discussed IGF 1 LR3 vs HGH: Which Growth Enhancer Is Better? Swolverine Late life targeting of the IGF 1 receptor improves healthspan and lifespan in female mice Nature Communications Insulin Like Growth Factor 1 (IGF 1) Physiopedia