Serious Mass 12lb

More Views

Serious Mass 12lb

Brand: Optimum Nutrition

Optimum Nutrition Serious Mass is the ultimate weight gain protein formula that supplies hardgainers, & ectomorphs, with the calories needed to pack on pounds of quality muscle, to develop a strong, solid and muscular physique.

Our Price:

* Required Fields


Every serve of Optimum Nutrition Serious Mass delivers over 1250 of nutrient loaded calories, that are blended with 50g of anabolic (muscle building) protein, from quality proteins such as ultra-filtered whey protein concentrate, calcium caseinate, and egg albumen.

+ Serious Weight Gain Protein Formula
+ 1,250 calories per serve
+ 50g Protein-High Protein
+ 25 Vitamins & Minerals Creatine & Glutamine
+ 250g of carbohydrates
+ No added Sugar
+ Muscle Building / Build Muscle
+ Strength Gains

Many athletes who are aiming to put on muscle size, tend to either have high metabolisms, weak appetites, or have on the run lifestyles, that make consuming sufficient calories through food alone, a challenge. Serious Mass provides 1250 calories per serve, which adds plenty of clean calories to a hard-gainers diet.

16 servings


Write Your Own Review

You're reviewing: Serious Mass 12lb

How do you rate this product? *

  1 star 2 stars 3 stars 4 stars 5 stars
Overall Rating
Nutrition Facts
Optimum Nutrition Serious Mass |  Weight Gain Protein Formula
Product Tags

Product Tags

Use spaces to separate tags. Use single quotes (') for phrases.

Please wait...

Your product has been added to cart

Continue shopping