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 - Strawberry, 6 Lbs (2.72 KG)

Description

🚀 Bulk up smarter, not harder with Serious Mass!

Optimum Nutrition Serious Mass is a high-calorie weight gainer powder delivering 1250 calories and 50 grams of blended protein per serving, enriched with creatine, glutamine, and 25 essential vitamins and minerals including immune-supporting Vitamin C, Zinc, and Vitamin D. Designed for serious muscle growth and recovery, it’s the go-to formula for professionals committed to transforming their physique with a delicious strawberry flavor.