Magnesium Aspartate is a mineral essential for good health, as it plays a vital role over 600 cellular reactions and contributes to bone health, function of the brain, heart and muscular system. It has been shown to improve subjective measures of insomnia such as ISI score, sleep efficiency, sleep time and sleep onset latency, early morning awakening; and insomnia objective measures such as concentration of serum renin, melatonin, and serum cortisol. Magnesium has also been shown to help to reduce stress. Asparate is the chelated Magnesium salt of aspartic acid. It is commonly used as a mineral supplement due to its excellent bioavailability.