Optimum Nutrition

Optimum Nutrition Serious Mass 5450g

Regular price £52.99 Save Liquid error (snippets/product-template line 118): Computation results in '-Infinity'%
  • Over 1,200 calories in a serving
  • High carbohydrate formula is perfect for the chronically underweight
  • Protein blend ensures sustained delivery of protein throughout the day
  • Easy to digest formula means you can consume more calories through the day compared to a gainer featuring complex carbs
  • Can be used as a post-workout as well as every day use as a weight gainer
  • Creatine and glutamine enhance strength, endurance and recovery from exercise
  • Includes a vitamin and mineral blend to support general health