Magnesium plays an important role in the performance of your brain! - "Magnesium : Sleep Aid, Muscle Relaxant, Brain Booster and More"
http://www.naturalnewsblogs.com/magnesium-sleep-aid-muscle-relaxant-brain-booster-and-more/

For how little the mineral magnesium is discussed, you might think it’s not all that important to the our health and well being. However, that couldn’t be further from the truth. Once you start to understand the important role of magnesium as it relates to overall mood and cognitive function, as wel...