Osteo aid to strengthen bones and joints 100 vegi tabs of this balanced combination of calcium magnesium zinc and vitamin d to strengthen bones and maintain healthy pain free jointscalcium is the most abundant essential mineral in the body with 99 of it contained in the bones and teeth calcium is essential for the formation of bones and teeth and is also required for blood clotting muscle contraction and the transmission of signals in nerve cellsthe prevention of osteoporosis and joi