For the health of muscles, bones, teeth. It helps calcium and phosphorus absorption by the body. It helps in stimulating the nervous and muscular system. The form of citrate enhances absorption. Magnesium is a key component of bone and essential for the proper distribution of calcium in the body. Zinc is essential for proper production of bone tissue. Useful in menopause. Take 1-3 tablets a day, preferably with meals. Suitable for vegans.