About This Product
If you're looking to increase size, have a fast metabolism, a lower appetite, or need a convenient option for your active lifestyle, SERIOUS MASS™ by Optimum Nutrition is your ideal supplement. Each serving provides a calorie-dense blend to help boost your daily intake, support muscle growth, and fuel intense training sessions.
Directions
Mix approximately two heaping scoops of Serious Mass™ into a blender with 24 oz of cold water, milk, or your preferred beverage. Blend for 30-45 seconds until smooth. For best results, beginners may start with half a serving daily for the first week, gradually increasing to a full serving.
Warning
Maintain a balanced diet by consuming enough protein from high-protein foods and supplements to meet your daily requirements. This product is sold by weight, so some settling may occur. Store in a cool, dry place. The included scoop may settle during shipping.