Sourced from the ancient Zechstein seabed mineral deposits In Holland, this supersaturated magnesium chloride solution has been proven to aid essential remineralisation, relax muscles and support skin health.Solution mined from a mineral seam over 250 million years old and one mile below ground this magnesium source is most pure known and, unlike open water sources, is completely uncontaminated by modern man-made pollutants. Research has shown that applying Magnesium Oil to a foot or body bath allows fast absorption directly into the body, bathing and feeding the body's cells.DirectionsApply 50-100ml to a warm foot bath or 100-200ml to a warm body bath. Relax and soak for 20 minutes. To be experienced 2-3 times per week.. Magnesium is needed to build healthy bones and teeth and is necessary for electrolyte balance. Magnesium is also necessary for muscle function (including function of heart muscle) and for a healthy nervous system.