Optimum Nutrition Serious Mass – Vanilla (6 lb / 2.73 kg)

Optimum Nutrition Serious Mass – Vanilla (6 lb / 2.73 kg) is a world-renowned mass gainer that provides the calorie and nutrient support needed for significant size gains. Each serving delivers over 1,200 calories, 50g of protein from a blend of whey, casein, and egg proteins, and complex carbs for sustained energy. Fortified with vitamins, minerals, and creatine, it supports muscle recovery, growth, and overall performance. The smooth Vanilla flavor mixes easily and can be enhanced with fruits, nut butters, or other calorie boosters for variety. This gainer is perfect for hard gainers and athletes who struggle to consume enough calories daily. Designed for use post-workout or between meals, it helps replenish glycogen stores, fuel recovery, and maintain a surplus for muscle growth. With 6 lbs per container, it offers consistency for bulking phases. Serious Mass is trusted worldwide for its effectiveness, quality, and ability to support rapid size development.