Arnold Schwarzenegger Iron Mass is a high calorie weight gainer with added healthy fats, BCAA nitrates and complex carbs to support serious mass.
Arnold Schwarzenegger teamed up with MusclePharm® scientists and together they created a revolutionary weight gainer.
In order to stimulate rapid muscle growth (and do this without spurring fat development) it takes both calories and precise nutrient partitioning to create the muscle building environment an athlete needs. A whole new kind of muscle building. It utilizes a 5-stage Mass Delivery System, comprised of advanced protein technology, elite complex carbs, healthy fats, cutting edge performance ingredients and a balanced digestive blend—plus it’s low in sugar and tastes delicious!
Supports Gains in Hard, Dense Muscle Mass and Strength
Features “Muscle Plasma Protein Technology”
Contains A Blend of Healthy Fats, Complex Carbohydrates & BCAA Nitrates