Source of 3 minerals and trace elements Supports bones, hair, nails and teeth Contributes to nervous system function Solgar's combination of calcium and magnesium with zinc gives you all-round supplement support for skin, bones, hair, nails and teeth. This combination of minerals and trace elements contains magnesium which may also help maintain a healthy nervous system and calcium for normal muscle function. This premium-quality mineral blend supplement give you 1000mg calcium, 400mg magnesium and 15mg zinc per serving. Calcium and Magnesium contribute to normal muscle function and help maintain normal bones and teeth. Magnesium also contributes to the normal functioning of the nervous system, whilst Calcium contributes to normal neurotransmission. Zinc contributes to the maintenance of normal bones, hair, nails and skin.