Better you magnesium oil sports spray 100mlbetteryou zechstein inside magnesium oil sport spray a natural topical spray to help maintain skeleton muscle and joint health efficiently replaces magnesium lost through sweat and the increased metabolism of exercise regimes containing magnesium black pepper camphor and lemon oils magnesium is the single most important mineral to sports nutrition that no serious athlete can afford to overlook formulated for topical use essential magnesium