وزارة الصحة ووقاية المجتمع ترخيص رقم: DLV3GF2R-130922
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Optimum Nutrition Serious Mass is a high-calorie weight gainer which is also high in protein and when taken over time with regular resistance exercise and a balanced diet can help you gain mass and muscle. It also has creatine and glutamine to support Muscle building & recovery, when accompanied by a balanced diet and regular exercise.