Whole Earth & Sea Pure Food Deep Ocean Minerals is sustainably extracted from deep ocean water protected by a nature reserve. Deep Ocean Minerals contains over 70 essential minerals and trace elements, including magnesium, which catalyzes over 300 enzyme and hormone reactions. These ;macrominerals ;and trace elements give structure to our organs, tissues, and bones, and help maintain fluid balance, pH balance, and membrane permeability. Reg. price $39.48