This video features an in-depth discussion between Steven Bartlett and Dr. Alex Tatem, a urologist and men's health specialist, about the world of peptides. Dr. Tatem explains what peptides are, how they function in the body, and their diverse applications, ranging from weight loss and muscle building to improving skin, cognitive function, and sleep. The conversation also touches upon the regulatory landscape of peptides, the controversial ban of certain peptides by the FDA, the potential impact on the pharmaceutical industry, and the future of peptide development.