Magnesium is a mineral nutrient. It helps increase energy, calms nerves and anxiety, treats insomnia and helps fall asleep, helps with digestion by relieving constipation, relieves muscle aches and spasms, regulates levels of Calcium, Potassium and Sodium, is important for heart health, prevents migraine headaches and helps prevent osteoporosis. These are the current RDAs for magnesium is 30 mg for 0-6 months infants, 75 mg for 7-12 months infants, 80 mg for 1-3 years children, 130 mg for 4-8 years children, 240 mg for 9-13 years children. If aged between 14 and 18 years, women should have 360 mg and men should have 410 mg. Adult women should have 320 mg, between 350 and 360 mg if they’re pregnant and between 310 and 320 if breastfeeding, while adult men should have 420 mg. A magnesium deficiency can cause significant symptoms. Some of the most prominent include: hypertension and cardiovascular disease, kidney and liver damage, peroxynitrite damage that can lead to migraine headaches, multiple sclerosis, glaucoma or Alzheimer’s disease, nutrient deficiencies including vitamin K, vitamin B1, calcium and potassium, restless leg syndrome, worsened PMS symptoms, behavioral disorders and mood swings, insomnia and trouble sleeping, osteoporosis, recurrent bacterial or fungal infections due to low levels of nitric oxide or a depressed immune system, tooth cavities, muscle weakness and cramps, and impotence. Symptoms of hypermagnesemia, magnesium toxicity, or magnesium overdose may include: nausea and vomiting, lethargy, muscle weakness, irregular heartbeat, low blood pressure, urine retention, respiratory distress and even cardiac arrest.