ON Serious Mass
Optimum Nutrition Serious Mass – High-Calorie Mass Gainer Powder
Optimum Nutrition Serious Mass is a high-calorie powder formulated with a blend of protein, carbohydrates, vitamins, and minerals. Designed for those looking to increase overall calorie intake, this mass gainer provides a convenient way to add calories to daily nutrition routines.
Each serve delivers approximately 1,250 calories and includes a blended protein source alongside a high carbohydrate content. The formula also contains added creatine, glutamine-related amino acids, and a comprehensive vitamin and mineral blend. Serious Mass is instantised for easy mixing and can be prepared with water or milk.
- Formulated as a high-calorie mass gainer
- Provides approximately 1,250 calories per serve
- Contains a blended protein source delivering 50 g of protein
- Includes carbohydrates with no added sugar
- Contains added creatine, glutamine, and glutamic acid
- Fortified with 25 vitamins and essential minerals
- Instantised powder designed for easy mixing
- Suitable for inclusion in daily nutrition routines
Please refer to the nutrition panel.
Mix 2 scoops of the powder into 24 fluid ounces of cold water or milk using an electric blender. This allows to you add in fruits, peanut butter and other calorie-contributing foods.
TIP: New users should start with a 1-scoop half serving. Use post-workout and/or between meals to add calories, carbs and protein to your healthy, balanced diet.