Overview
The Brand you Trust for Quality
At ON we are proud to know that we are one of the few sports nutrition companies who own and operate their own production facilities. While In fact, our requirements for raw materials are so strenuous that it's not unusual for ON Quality Team to reject entire truckloads of raw materials that do not meet our high standards. We like to think that we take as much pride & care in crafting our supplements as our consumers do with crafting their physiques and fitness accomplishments.
Serious Mass- Optimum Nutrition Mass Gainer
High - Calorie Weight Gainer
Serious Mass is the ultimate in weight gain formulas. With approx 1250 calories per serving (Varies flavour wise) and 50 grams of protein for muscle recovery support, this instantized powder makes the ideal post-workout and between meals shake for sizing up your goals. Serious Mass provides you with the tools you need to pack on the pounds and help you develop the physique you’ve always wanted. Made With Creatine Monohydrate.
- Adding calories has never been this easy or tasted so good
- Approx 1250 calories (varies flavour to flavour)
- 50 Grams of blended protein
- Over 250 grams of carbohydrates with no added sugar
- Creatine, glutamine and glutamic acid
- 25 vitamins and essential minerals
Key Features
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BenefitsPacking a very substantial 1250 calories*(varies flavour to flavour) into every serving – even more when mixed with cold milk – Serious Mass is the ultimate weight gain formula. With 50 grams of muscle building protein, when used in conjunction with a healthy, balanced diet and regular weight training, this powdered mix provides you with serious weight gaining support for developing your physique to the fullest* |
Usage Occasion
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Uncompromising QualityBefore a single machine is turned on in our manufacturing facilities, ON procurement professionals carefully select the most premium raw materials. Quality performs daily inspections of our current Good Manufacturing Practices (cGMPs) compliant facilities, which are GMP Registered and GMP for Sport by NSF. |
