Trace minerals work as a team, and they rely on each other for both absorption and proper utilization within our bodies. For Magnesium to have an optimal effect, the other 70+ trace minerals found in sea water need to be present. It's all about synergy. We source our trace minerals from the pristine Southern Australian coast, and concentrate them in a very organic way that maintains the very delicate and important balance of these elements, to deliver a finished product that may help soothe muscles, aches and pains. Each 0.03oz of Aussie's Best Magnesium & Trace Mineral Spray contains 52mg of trace minerals with 49mg being Magnesium Chloride. Each 1ml of Aussie’s Best Magnesium & Trace Mineral Spray contains 52mg of trace minerals with 49mg being Magnesium Chloride. Consider For: Arthritis Nutrient absorption issues Exercise recovery Stress relief Headaches/migraines Muscle cramps/spasms Dehydration Muscle & joint pain Low PH Ingredients: Concentrated, sodium reduced Australian ocean water, natural spring water. Directions: Shake well before use. Spray on your skin and rub in. When you feel the need, spray again.