Optimum Nutrition (ON) Serious Mass: High Protein Muscle Building & Weight Gainer Protein Powder, 50 Grams of Protein, Vitamin C, Zinc And Vitamin D For Immune Support - Vanilla, 6 Lbs (2.72 KG)

Description

💥 Bulk Up Smart: Serious Mass, Serious Gains!

Optimum Nutrition Serious Mass is a high-calorie weight gainer designed for serious muscle builders. Each 6 lb tub delivers 1,250 calories, 50 grams of blended protein, and over 250 grams of carbs per serving, enriched with 25 essential vitamins and minerals plus immune-supporting nutrients like Vitamin C, Zinc, and Vitamin D. Enhanced with Creatine and Glutamine, it’s the ultimate post-workout shake to accelerate muscle growth and recovery.