Optimum Nutrition Serious Mass Weight Gainer Protein Powder Supports Muscle Building & Weight Gains.
Serious Mass is definitive in weight gain equations. With 1,250 calories for each serving and 50 grams of protein for muscle recuperation support, this instantized powder makes the perfect post-exercise and between dinners shake for evaluating your objectives. Genuine Mass gives you the apparatuses you have to pack on the pounds and assist you with building up the physical make-up you've always needed.
Very good product. It’s something I’ve been taking for years. Really does add on the mass!
Been taking this mass gainer since I started working out back in 2015. Works great and taste is better than some others I’ve tried.
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