Magnesium Spray| Mg is a natural way to replenish your magnesium levels! Magnesium deficiency has been linked to asthma, diabetes, ADHD, migraines, Alzheimer’s disease, hypertension, stroke, heart disease, osteoporosis, high blood pressure, restless leg syndrome and much more. TO USE: Spray as desired on clean feet, legs, arms. Can be used on all aching joints and sore muscles. Gently massage until absorbed.