What is Magnesium Oil Goodnight Spray? Better You uses a source of magnesium chloride mined only in the North of Holl&, over a mile below the ground & over 250 million years old. Unlike salt sources from open seas this source is completely uncontaminated by toxins from modern industrialization & man-made pollutants. This ancient sea, known as the Zechstein Sea, has been drained & replenished three times during its life, & contains some of the purest natural sources of magnesium chloride deposits known to science. When mineral sources are"ed as being ?rich? it is often used to indicate the presence of a variety of other minerals in significant quantities. Better You Magnesium Oil uses only the purest source of magnesium chloride, with only a trace presence of other minerals. The process of mining this precious mineral utilises unobtrusive drilling pipes which dissolve the seam in spring water & then pump the solution to the surface. A chemical ?fingerprint? is then taken to ensure a consistency of purity & a certificate of pharmaceutical quality is granted for every approved batch. Only through this process can Better You provide its Magnesium Oil spray. What does Magnesium Oil Goodnight Spray Do? May help to maintain a healthy nervous system May help to maintain healthy muscle function May help in the absorption of other nutrients.