Unlock serious size and strength with One Science Anabolic Mass – a high-performance mass gainer designed for hard gainers, athletes, and serious gym goers who struggle to put on clean mass.

Each serving delivers a powerful blend of 22g protein and 380 kcal energy, built to support muscle growth, recovery, and sustained performance throughout the day.

Formulated with a science-driven matrix of Whey Protein Concentrate, Maltodextrin, Creatine Monohydrate, L-Glutamine, CaHMB, Ashwagandha, and Ginseng Extract, this mass gainer doesn’t just add calories—it fuels performance, strength, and endurance from every angle.

Whether you're bulking, recovering, or pushing through intense training cycles, Anabolic Mass is your daily foundation for size and strength.

Built for results. Backed by science. Made for serious lifters.