What is it?

Optimum Nutrition Serious Mass is a High-Calorie Mass Gainer Protein Powder.

What will it do?

Optimum Nutrition Serious Mass is a protein powder very high in carbohydrates and calories that can be used to increase your daily protein and calorie intake. Increasing your protein and calorie intake is vital for muscle growth, so combined with a sensible dieting and training regime, Optimum Nutrition Serious Mass will help you build muscle.

How do take it?

Optimum Nutrition Serious Mass can be taken at any time of day when you need a pure, high-quality source of protein and calories.

For athletes who find it hard to build muscle, Supplement Solutions recommends taking one whole serve of Optimum Nutrition Serious Mass at least once per day in addition to solid food meals.

For athletes who find it easy to build muscle, Supplement Solutions recommends taking half a serve of Optimum Nutrition Serious Mass as a meal substitute as required throughout the day. Simply mix the powder with water in a Supplement Solutions Protein Shaker, shake it up, and drink away!

What will it do?

Combined with a sensible dieting and training regime tailored to your health and fitness goals, the extra protein and calories that you consume from Optimum Nutrition Serious Mass will start to take effect within the first 2 weeks. You will continue to experience physique changing results indefinitely, provided you stick to your dieting and training regime.