Calcium - Magnesium from Scitec Essentials combines Magnesium with Calcium, since the latter helps fix calcium to the bones and teeth. Calcium and Magnesium are important minerals that are provided in our formula in the general 2:1 ratio. These ingredients contribute to one or more of the following beneficial physiological effects: Maintenance of bones and teeth in normal conditions. Normal functioning of the nervous system: neurotransmission and muscle contraction including the heart muscle. Normal energy metabolism. Normal protein synthesis. Normal functioning of digestive enzymes. Normal blood clotting. In addition, with daily movement, and more so if you lead an active life, the daily needs of calcium and magnesium increase, which is why if you do not follow a well-planned diet you will not get to ingest the adequate amounts of these minerals, thus causing a lack. Format: Bottle of 90 tablets. How to use: For adults take 1 tablet a day with a meal. The tablets are coated to facilitate swallowing. Allergen Information: Contains traces of shellfish! Manufactured in a facility that processes milk, soy and egg proteins, gluten and tree nuts. Ingredients: Oyster shell, calcium gluconate, magnesium oxide, magnesium gluconate, thickener (vegetable cellulose), bulking agent (croscarmellose, magnesium stearate), color (titanium dioxide), glazing agent (cellulose). Nutritional Information: For 1 dose (1 tablet) %CDR* Calcium 500mg 62.50% (in the form of oyster shell and calcium gluconate) For 1 dose (1 tablet) %CDR* Magnesium 250mg 66.70% (as magnesium oxide and magnesium gluconate)