One Science Nutrition (OSN) XL Super Mass Gainer | Lean Whey Protein Muscle Mass Gainer, Complex Carbohydrates


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About this item

  • Super Energy: Powers you up with 943 kcal of energy per serving.
  • Added Multivitamin: Full of added Vitamins and minerals.
  • 3 in 1 Mass Gainer: The perfect blend of Proteins, Carbs, and Fatty Acids to build lean muscle mass.
  • Sustainability: Supports Muscle maintenance, build and toning of the body
  • Maximum Nutrition: It includes all the essential and nonessential amino acids to build muscle after intense exercise of both short and long duration.
SKU: KSOSNXL Category:

One Science Super XL Mass Gainer is a uniquely formulated weight gainer to help build lean mass and weight gain. A pro weight gainer that contains the perfect balance of protein, carbs, and essential fatty acids to build lean muscle mass


We understand the importance of scientific knowledge in the constant innovation of the fitness industry not only to enhance your workout but to achieve your health and wellness goals. As the world-renowned manufacturers of supplements, we are composed to change the entire approach towards health, wellness, and mental growth by spreading happiness & serving the mankind with safest, most effective, and rigorously tested nutritional and sports supplementation products


Whey Protein Concentrate (from Milk, instantized with Soy Lecithin), Sodium chloride, flavors (Vanilla, Creamy Vanilla), and Thickener (Xanthan Gum). Contains added flavors.


Mix 1 serving (250g) in 500 ml liquid daily and take it preferably right after training.


11 lbs, 5.5 lbs


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