Molton Brown Deep-Clean Mineral Ions Face Wash 125ml Intelligent cleansing. Bursting with an active mineral complex of Calcium, Magnesium and Potassium and soothing Buchu extract, this helps remove the daily build-up of oils and dirt and preps your skin for shaving. Directions: Morning and Night. Splash face with warm water, pump a little gel into your palm, lather up and massage across the face in circular movements. Rinse off.