Collagen Fit provides 15 grams of highly digestible types I and III collagen peptides per serving to support the strength and health of joints, tendons, bones, ligaments, and skin, while also promoting muscle repair and recovery, lean muscle growth, and connective tissue integrity. It features nicotinamide riboside to boost the body's natural production of NAD+, supporting cellular energy, healthy aging, and efficient exercise recovery. Betaine is included to enhance methylation processes, promote lean body composition, and help maintain healthy homocysteine levels for cardiovascular and cognitive support.