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50% Better B-Vitamin absorption
Body Builders and Body Shapers in all pre contest nutritional and training programmes
As a high-calorie weight gainer
fight stress and support mental well-being
L-Arginine Alpha-Ketoglutarate
Serious Mass by Optimum Nutrition protein 50% Better B-Vitamin absorptionSerious Mass is the ultimate weight gain formula.* With 1,250 calories per serving and 50 grams of protein for muscle recovery, this instantized powder makes a sizable post workout and between meals shake. Perfect Meal Replacement High Calories Easily Digestible Amazing Taste Serious Mass gives you the tools you need to pack on pounds and when coupled with serious weight training develop your physique to the fullest.* BEYOND THE BASICS: Adding
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