Support your body s need for rest and relaxation with MegaFood Magnesium Glycinate. This supplement is non buffered and formulated with Magnesium Glycinate - the highly bioavailable form of Magnesium considered to be ideal for sensitive stomachs. Every serving offers 500 mg of chelated Magnesium Glycinate - delivering 60 mg of elemental Magnesium - to help relax the body while supporting a normal sleep cycle, healthy stress response, and nerve, heart, and bone health. Magnesium is also known to help support the production of Melatonin. In addition to Magnesium Glycinate 500mg, each serving of this supplement includes 100 mg of spinach leaf, a real food source of Magnesium.