From the Manufacturer's Label:
Our Magnesium Oil is harvested through Solar Evaporation from Utah's ancient inland sea, the Great Salt Lake, which is naturally high in Ionic Magnesium Chloride. White Egret Pure Magnesium Oil leaves less residue and contains no heavy metals. There is approximately 12,000 mg of Magnesium Chloride contained in this one bottle. 20 sprays will deliver approximately 250 mg of elemental Magnesium to help beautify the skin. This product also includes 72 ionic sea minerals in a completely natural balanced solution.
About Puritan’s Pride
For more than 40 years, Puritan's Pride has helped families achieve a lifestyle of wellness. Our vitamins and supplements are made with care from the highest quality ingredients. They are tested or inspected as many as 15 times throughout the manufacturing process. That's why you can shop with confidence. We take pride in our products and helping customers feel their best.