NOW Foods Solutions, Magnesium Topical Spray, from the Ancient

What the brand says

Sold as “NOW Foods Solutions, Magnesium Topical Spray, from the Ancient Zechstein Seabed, Highly Concentrated, 8 Fl Oz (Pack of 2)”

NOW® Solutions Magnesium Topical Spray is a pure, highly concentrated, topical magnesium chloride solution sourced from the Ancient Zechstein Seabed in the Netherlands. This magnesium spray is easily applied and non-greasy. Approximately 4 sprays equal 66 mg of elemental magnesium.