Better you magnesium oil sensitive spray 100ml magnesium oil sensitive spray has been specially formulated to deliver this vital mineral directly into the bloodstream while remaining gentle on the most sensitive of skin the solution has been dermatologically tested to ensure no irritation occursthe formulation contains 100 natural ingredients delivering the most naturally pure source of zechstein inside magnesium chloride 10 sprays deliver a minimum of 75mg 215 rda of optimally absorba