Optimum Nutrition Serious Mass 6lb / 2.7kg (8 Servings) Flavor:Strawberry Allmax Nutrition Isoflex stands in

Allmax Nutrition Isoflex stands in a league of its own

resulting in a volumizing effect

3 g of Naturally Occurring Glutamine Per Serving (Glutamic Acid)

Mood improvement

From 109 kcal per serving*

Optimum Nutrition Serious Mass 6lb / 2.7kg (8 Servings) Flavor:Strawberry Allmax Nutrition Isoflex stands inDescription Optimum Nutrition Serious Mass is a high calorie weight gainer which is also high in protein and when taken over time with regular resistance exercise and a balanced diet can help you gain mass and muscle. It also has creatine and glutamine to support Muscle building & recovery, when accompanies with a balanced diet and regular exercise. Who Needs Serious Mass: People with very active metabolism that struggle to gain weight; Athletes or