Optimum Nutrition Mass Whey Protein


(as of 02/03/2020 at 16:35 UTC)


(Last Updated On: 13th December 2021)


  • Mass gainer with whopping 1250 calories and 50 g of protein per serving. Contains less than 5 g fat
  • Comes as an instantised powder. Mix with fruit or nut butters for a tasty and calorific post-workout drink or take between meals to encourage muscle growth
  • Proudly contains no added sugar! Boasts 24 vitamins and minerals per serving
  • Great value for money. Serious Mass protein powder delivers a high-calorie content and quality protein at competitive rates
  • Provides calories, encouraging weight gain and refuels body’s glycogen stores


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