Magnesium bath flakes, sometimes called magnesium bath salts, are a highly concentrated form of magnesium supplementation, designed to be added to a bath or footbath. Soaking in a magnesium-rich bath helps promote relaxation and soothe tired and aching muscles. Allowing full body exposure to a concentrated solution of magnesium chloride. A gentle and effective method of supplementation. The magnesium used within Magnesium Flakes has been naturally purified over 250 million years to guarantee it is free from man-made pollutants and heavy metals. Magnesium is responsible for 325 chemical reactions inside the body and helps support calcium absorption, maintenance of normal bones and teeth, normal psychological function, and healthy functioning of the nervous system. Magnesium also helps improve rest and recovery by contributing to a reduction in tiredness and fatigue, electrolyte balance and supports normal energy-yielding metabolism.