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Optimum Nutrition’s Serious Mass is a high-calorie weight gainer designed for individuals aiming to increase muscle mass and overall body weight. Each serving delivers 1,250 calories, 50 grams of protein, and over 250 grams of carbohydrates, making it an ideal supplement for those with high metabolic rates or difficulty gaining weight. The formula is enriched with 25 vitamins and minerals, including B-vitamins and antioxidants, as well as creatine and glutamine to support muscle recovery and growth. The vanilla flavor offers a versatile and palatable option for daily consumption.
✅ 1,250 Calories per Serving: Supports significant weight gain and muscle building.
✅ 50g Protein per Serving: Aids in muscle recovery and growth.
✅ Over 250g Carbohydrates per Serving: Provides energy for intense workouts and replenishes glycogen stores.
✅ Enriched with Creatine and Glutamine: Enhances muscle performance and recovery.
✅ 25 Vitamins and Minerals: Supports overall health and metabolic functions.
✅ No Added Sugar: Utilizes complex carbohydrates for sustained energy release.
1 x Optimum Nutrition Serious Mass – Vanilla – 12 lbs (5.6 kg)
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