Ostocalcium Forte helps replenish calcium daily. It contains calcium, phosphorus, and Vitamin D3. Ostocalcium Forte helps maintain strong bones everyday. Role of Key Ingredients: Calcium is crucial for the maintenance of normal bones and teeth. It also contributes to the normal function of digestive enzymes and plays a role in the process of cell division and specialization. Bones contain 80% of the body’s phosphorus. Phosphorus also contributes to normal energy-yielding metabolism and the normal function of cell membranes. Vitamin D3 is crucial for the normal absorption/utilization of calcium and Phosphorus. It contributes in maintaining normal blood Calcium levels. It also plays an important role in the process of cell division. Use under medical supervision