Optimum Nutrition- 12lb Serious Mass Chocolate

Optimum Nutrition Serious Mass is a high-calorie weight gainer supplement designed for individuals looking to build muscle mass and gain weight. This 12-pound chocolate-flavored formula delivers a potent blend of proteins, carbohydrates, vitamins, and minerals to support muscle growth and development. Key features: • 1,250+ calories per serving • 50g of protein blend per serving • 250g of carbohydrates • Fortified with 25 vitamins and minerals • Enhanced with creatine and glutamine • Chocolate flavor • 12-pound bulk package Serious Mass is specifically formulated for hard gainers - individuals who struggle to add size despite consuming large amounts of calories. The product mixes well with water, milk, or your favorite beverage and can be used between meals or post-workout to help meet increased caloric needs. The multi-phase carbohydrate blend provides sustained energy while the protein blend supports muscle recovery and growth.