The Peptides Quietly Accelerating Aging | Dr Valter Longo

Peptides, including growth hormone secretagogues and GLP-1 receptor agonists, are increasingly used for weight loss and anti-aging despite significant, under-researched long-term health risks. Dr. Valter Longo, a longevity researcher with three decades of experience, explains that chronically elevating growth hormone and IGF-1 signaling—pathways central to cellular growth—accelerates aging and increases risks for insulin resistance and cardiovascular disease. While these compounds offer short-term aesthetic gains, they often result in the loss of lean body mass and disrupt the body’s natural metabolic harmony. Alternatively, the Fasting-Mimicking Diet (FMD) and a plant-forward longevity diet provide evidence-based methods to trigger autophagy, activate stem cell regeneration, and reduce biological age without pharmaceutical side effects. These interventions align with evolutionary biology, prioritizing cellular maintenance and repair over the constant, pro-aging growth signaling induced by unregulated pharmacological supplements.