What It DoesThis topical spray delivers magnesium exactly where your body needs it most. Unlike oral magnesium that works systemically, topical application targets specific areas for localized muscle comfort and relaxation.Why It Works DIRECT ABSORPTION: Your skin absorbs magnesium chloride efficiently, bypassing digestive limitations that affect oral supplements. ANCIENT PURITY: Sourced from the 250-million-year-old Zechstein seabed in the Netherlands — naturally free from modern environmental contaminants. CONCENTRATED POTENCY: Highly concentrated formula means you need just a few sprays for effective magnesium delivery. VERSATILE APPLICATION: Use on specific muscle areas or add to foot soaks for whole-body relaxation. What's InsideClean two-ingredient formula contains only water and magnesium chloride hexahydrate. No unnecessary additives, fragrances, or preservatives. NPN N/A.Why we carry it: NOW's exclusive access to pristine Zechstein magnesium sets this apart from synthetic alternatives.