Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate Peanut Butter, 6 Pound (Packaging May Vary)

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🚀 Bulk Up Boldly with Serious Mass – Because Gains Wait for No One!

Optimum Nutrition Serious Mass is a high-calorie weight gainer delivering over 1,200 calories, 50g of blended protein, and 250g of carbohydrates per serving. Enhanced with 25 essential vitamins and minerals including immune-supporting Vitamin C and Zinc, plus creatine and glutamine, it’s designed for adults committed to serious muscle growth and recovery. Perfect for post-workout or between meals, this chocolate peanut butter flavored powder offers versatile mixing options to maximize your mass-building potential.