Mass Gainer

Optimum Nutrition Serious Mass 2.27kg

  • Sale
  • Regular price £32.00
  • 1 available

Serious Mass is the supreme products in weight gain formulas. Serious Mass furnishes you with the tools you need to pack on the pounds and build up the physique you’ve always desired. 1,250 Calories per serving in water and 1,640 Calories  when made with low fat milk . source of  protein contains 53 grams of protein per serving 


Allergens information  Contains gluten, eggs,milk,may contain peanuts , soy, nuts