Nature's Life Super Green Calcium Magnesium with Vitamin D-3 is an excellent way to increase the amount of calcium and greens in your daily diet. Calcium and Magnesium are essential minerals intended to provide nutritive support for healthy bones and teeth. Vitamin D is intended to provide nutritive support for enhancing Calcium absorption and metabolism. Our blend of Greens are beneficial antioxidants. Nature's Life super AbsorbEze contains calcium citrate, making it the most soluble and readily absorbed forms of calcium available. Our calcium magnesium liquid is also pre-acidified (PH 4.0) to ensure maximum absorption of the essential minerals.