2026 NEW Optimum Nutrition Serious Mass Weight Gainer Protein Powder, Chocolate, 6LB

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

50G PREMIUM PROTEIN BLEND Provides 50 grams of blended protein per serving to help support muscle repair, recovery, and lean mass development after intense training

HIGH-CARB ENERGY SUPPORT Packed with over 250 grams of carbohydrates per serving to replenish glycogen stores, fuel workouts, and support sustained energy throughout the day

CUSTOMIZABLE, HIGH-CALORIE SHAKE BUILDER Easily blend with milk, fruits, peanut butter, nuts, or other calorie-dense ingredients to further increase calories, improve taste, and tailor your weight-gain goals

• HIGH-CALORIE MASS GAINER FOR SIZE & STRENGTH:Delivers over 1,200 calories per 2-scoop serving to support weight gain, bulking phases, and increased daily energy intake when diet alone isn’t enough
• ADDED VITAMINS & MINERALS FOR DAILY NUTRITION: Includes 20+ essential vitamins and minerals, including Vitamin C and Zinc, to help support overall nutritional balance and immune system function
• Optimum Nutrition is the World's #1 Sports Nutrition Brand- Highest quality control measures so you feel comfortable and safe consuming the product
• Product Dimensions: 6.14 x 6.14 x 9.76 inches; 1.98 pounds
• Department: unisex-adult