Magnesium Oil is for use at the end of the day to promote a sense of relaxation and wellbeing through massage. Apply before bedtime to the neck and shoulder area, lower back, legs or even the bottoms of your feet. 31% Concentration Magnesium Chloride Approximately 100 mg of elemental Magnesium per 10 sprays Adults 15 - 30 sprays topically rubbed into the skin. You may layer the sprays or apply to multiple areas until you reach desired number of sprays. Start with 15 sprays and increase by 5 sprays until you find your #magoilmagic number. Allow to dry completely before contact with any fabrics. May leave a salty residue and can be rinsed off after 20 minutes. 31% Concentration *Avoid direct contact with eyes, mucous membranes, open wounds, broken skin, and other sensitive areas such as your face. If redness or irritation occurs, rinse with cool water. Slight itching/warming is normal and will dissipate in 10-15 mins.