






Price: $53.99 – $49.94
(as of Apr 19, 2025 18:10:22 UTC – Details)
More calories. More protein. More carbs. SERIOUS MASS by Optimum Nutrition serves over 1,200 calories, 50g of blended protein, and over 249g of carbohydrates per 2-scoop serving to help you maximize your daily caloric intake – the ideal post-workout and between meals shake for sizing up your goals. SERIOUS MASS provides you with more tools to help you pack on pounds, when taken in addition to normal calorie intake and over time with regular resistance training
Is Discontinued By Manufacturer : Yes
Product Dimensions : 6.14 x 6.14 x 9.76 inches; 1.98 Pounds
Item model number : 1101537
Department : unisex-adult
Date First Available : May 7, 2005
Manufacturer : Glanbia Performance Nutrition
ASIN : B0015R36SK
Country of Origin : USA
HIGH CALORIE WEIGHT GAINER: More than 1,200 calories per 2-scoop serving
50 grams of blended protein per 2-scoop serving
Over 250 grams of carbohydrates per 2-scoop serving
With over 20 vitamins and minerals including Vitamin C and Zinc to provide immune support
MORE VERSATILITY: Using an electric blender, add fresh or frozen fruits, peanut butter, nuts, and other calorie dense foods to boost your weight gain potential
Customers say
Customers find the protein powder effective and appreciate its high protein and calorie content, noting they gained 10 pounds of pure muscle. The taste is positive, with one customer comparing it to a chocolate malt, and they consider it a good value for weight gain. The size and mixability receive mixed feedback – while some find the serving size large and easy to mix, others report it’s impossible to mix properly. Several customers report stomach issues, mentioning nausea, bloating, and constipation.


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