Optimum Nutrition (ON) Serious Mass Gainer weight:3kg and suits athletes

and suits athletes

This formula is ideal for athletes and fitness enthusiasts who want a quick-absorbing protein source post-workout

Nutritional Facts (Per 1 Scoop / ~9 g)

With naturally occurring BCAAs

Optimum Nutrition (ON) Serious Mass Gainer weight:3kg and suits athletesOptimum Nutrition Serious Mass is formulated to support rapid weight gain, muscle growth, and higher calorie needs. It delivers a powerful mix of high quality carbohydrates, proteins, vitamins, and minerals to help build size and strength. Ideal for hard gainers, athletes with high energy demands, or anyone trying to increase daily calorie intake, Serious Mass provides a dense and balanced nutrient profile. It fuels recovery, supports muscle repair,