Optimum Nutrition Serious Mass – Ultimate Weight Gainer
Optimum Nutrition Serious Mass is the perfect choice for individuals looking to gain weight and build muscle. Each serving delivers 1,250 calories, 50g of protein, and essential vitamins & minerals, making it a powerhouse supplement for serious bulking. With added creatine and glutamine, it enhances recovery and muscle strength. This high-calorie formula is ideal for those with fast metabolisms or those struggling to meet daily calorie requirements.
Key Features & Benefits
✅ 1,250 Calories Per Serving
✅ 50g High-Quality Protein
✅ Packed with Essential Nutrients & Creatine
Available now at MuscleUp The Nutrition House—fuel your mass-building journey! 💪🔥
