Beyond BCAAs: The Science of Intermittent Fasting and Muscle Preservation

Intermittent Fasting (IF) has seen a meteoric rise in popularity over the last decade, not just as a weight loss strategy but also as a proposed method for promoting longevity, metabolic health, and brain health (1). But for fitness enthusiasts and bodybuilders, a pressing concern remains: Can we preserve muscle mass during fasting, or are we setting ourselves up for muscle breakdown?