Bio Calcium contains Calcium Carbonate to boost your Calcium intake. It prevents nutrient deficiencies in the body. Calcium may be beneficial for women after menopause and may also help people with low dairy intake. Bio Calcium uses natural Vitamin D3. It may help to improve Calcium absorption and help maintain healthy levels of calcium in the body. It is available as an easy to swallow film-coated tablet in a convenient one-a-day dose. It is a dairy-free formula with no preservatives and no artificial sweeteners. Day At Blackmores we spread happiness and health in the form of natural naturopathic medicines. We have been spreading our reach to Asia and now we are here to help Indians be better every day!