Stimulant Free Muscle Fuel!

Opus is for anyone who wants to get the most out of their training, break through plateaus, and build more muscular endurance. 


Increases Muscle

Magnum Opus creates a positive nitrogen environment for muscular growth and activates a major anabolic pathway to stimulate muscle protein synthesis.


Amplifies Energy & Pumps

Magnum Opus enables you to train harder than ever before with no fear of losing muscle or energy production breakdown. 


Delays Workout Fatigue

Magnum Opus allows you to train both longer and harder with greater intensity during every workout.