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Optimum Nutrition Serious Mass Gainer Protein Powder is a high-calorie mass gainer. Gaining enough calories and nutrients can be challenging when relying on whole foods alone - not to mention the stress this can put on the digestive system. Formulated for those who struggle to pack on size, Serious Mass delivers a massive protein hit to bulk up even the fastest metabolism.
Serious Mass is one of our favourite mass gainer products. Delicious, convenient, and easy on the digestive system, Serious Mass is the secret to sustainable weight gain. Because it contains a huge range of added vitamins and minerals, Serious Mass also functions as a general health supplement to support the way you look, feel, and perform.
Optimum Nutrition Serious Mass Gainer Protein Powder 1 high-calorie weight gain supplement. This product is both high in protein and very high in calories in order to provide fuel for those who find it hard to gain weight. Every serve has 1250 calories which makes it one of the highest calorie mass gainers on the market. If you struggle to eat enough to gain weight, Serious Mass is for you!
Take 1 serve of Optimum Nutrition Serious Mass Gainer Protein Powder once per day, preferably after training. This is a big serving size so we recommend splitting into two serves and having one in the morning and the other half post-workout. This provides a big amount of high-quality whey protein as well as tons of calories to fuel muscle growth and recovery.
Mix 1 serve of Optimum Nutrition Serious Mass Gainer Protein Powder in 300-500ml water and consumer immediately post-workout. This is a big serve be sure to use a large shaker or even mix it in a blender for even better results. You can mix this in milk if you prefer this will add some extra calories and protein to support muscle growth!
There’s 50g of protein per serve of Optimum Nutrition Serious Mass Gainer Protein Powder. This is equivalent to 250gm chicken breast or 8-10 eggs as a reference point. It’s ideal to eat 2-2.5gm/kg of body weight per day to support muscle growth and repair so a high-quality protein powder is a great way to help cover your intake.