Peptides are one of the biggest conversations in fitness, recovery, metabolism, anti-aging, and biohacking right now. But most people are hearing the hype before they understand the biology.

In this episode of The Unlocked Podcast, Tony breaks down what peptides actually are, how they work as biological signals, and why they are not all the same. We move from the history of insulin and early peptide medicine into modern GLP-1 medications, recovery peptides, gray market risks, gene expression, and the future of performance biology.

This episode is not about telling people what to take. It’s about teaching people how to think.

Peptides can influence powerful systems in the body — metabolism, appetite, tissue signaling, hormone release, inflammation, cellular communication. But mechanism does not automatically mean proven outcome,  ...