Natural Vitality, CALM Sweet Lemon, 8 OzProduct Description Balanced mood favorite benefit of magnesium, of course, is how well it works to support a balanced mood and healthy response to stress. It also eases tension and helps you relax.* Nighttime relaxation magnesium helps ease tension so you can relax for a good nights sleep.* When we say magnesium is an essential mineral, we mean it muscles need it in order to contract and relax. The means the more active you are, the more you need it