As a dietary supplement, magnesium is essential for optimum bodily function. As a macronutrient, magnesium is needed in large amounts for bone health, making it an essential factor for healthy bone formation. Furthermore, studies have linked magnesium supplements with helping to prevent inflammation in older adults and people that are overweight. Low levels of magnesium are closely related to inflammation, which contributes to several health conditions. Finally, magnesium has also been studied as a potential natural sleep-aid. In a double-blind, placebo-controlled clinical trial for those experiencing insomnia, lt was reported that individuals who took the supplement experienced a statistically significant increase in their sleep time.