Pure Magnesium Oil Spray by Life-flo provides 66mg of elemental magnesium per serving, making it a highly concentrated source of magnesium chloride. This topical magnesium spray is a convenient and unique way to increase daily magnesium levels, and absorbs easily into the skin for maximum results. Pure Magnesium Oil Spray is made from magnesium chloride that’s been sourced from the Ancient Zechstein Sea. As a topical oil, Life-flo’s magnesium spray is perfect for those who hate taking pills but still want to reap the health benefits of magnesium, an important mineral for bone and muscle health.