Why Muscle Building with Collagen Protein Is Still a Topic of Debate The rise and fall of collagen supplements in mainstream fitness circles is a story worth telling.
A few years ago, every protein powder on the market contained some form of collagen peptides, touted for improving joint health, boosting skin elasticity, and even enhancing muscle growth.
Today, enthusiasm has largely waned, leaving us with a lingering debate: does collagen protein really work for building muscle?