OPTIMUM NUTRITION Serious Mass Protein Powder Gainer, Chocolate, 2.72kg

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💥 Bulk up smarter, not harder with Serious Mass!

OPTIMUM NUTRITION Serious Mass Protein Powder Gainer delivers a powerful 1,250-calorie formula with 50g of blended protein and 252g of clean carbohydrates per serving, enhanced with 3g creatine monohydrate to support muscle growth, recovery, and sustained energy for serious weight gainers.