Optimum Nutrition
ON Serious Mass 5kg
Mass GainerAED290
100% authentic & original — sourced from the official UAE distributor.
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About this product
العربيةON Serious Mass 5kg is a high-calorie gainer packed with protein and carbs to help you add quality size when whole food alone isn't enough.
Details
- Best used for: adding size & extra calories
- Serving: as directed with water or milk
- When: post-workout or between meals
- Size: 5kg
