The most effective way to absorb magnesium is through the skin. Magnesium Chloride helps to restore Magnesium levels.. Many of us are familiar with Epsom salts otherwise known as Magnesium Sulphate. Our kidneys excrete this form of Magnesium salt therefore you will need more to get the effect as Magnesium Chloride. Start to combat magnesium deficiency in an effective way. Soaking in a warm bath or a footspa for upto 30 minutes can to help restore magnesium levels.You can use it between 2 to 3 times a week to help maintain the body’s magnesium levels.