EIDON MAGNESIUM IONIC MINERAL CONCENTRATE IS EASY TO SWALLOW AND GENTLE ON THE STOMACH. MAGNESIUM IS ESSENTIAL FOR NORMAL HEART FUNCTION, NERVE IMPULSE TRANSMISSION, MUSCLE RELAXATION AND CALCIUM MANAGEMENT. SYMPTOMS OF DEFICIENCY MAY INCLUDE MUSCLE CRAMPS, HEADACHE, FATIGUE, INSOMNIA AND INVOLUNTARY TWITCHES. EIDON USES A PROPRIETARY PROCESS THAT TRANSFORMS PURE MINERAL CRYSTALS INTO A 100% BIOAVAILABLE LIQUID IONIC SUPPLEMENT. THIS PRODUCT COMES IN AN 2 FL. OZ. BOTTLE.