Ionic - Heart - Energy - Calm Mood - Digestion - Anti-Muscle CrampsDietary SupplementGluten FreecGMP CertifiedFeel the Difference Guaranteed1 - America's - Liquid Magnesium Brand‡ OMRI Listed - For Organic UseNon-GMO Project VerifiedRCC KosherCertified VeganCertified HalalMega-Mag liquid magnesium is a rich, natural source of concentrated magnesium chloride with full spectrum of ionic trace minerals from seawater that act as natural co-factors. Magnesium is the fourth most abundant mineral in the body and participates in over 300 biochemical reactions. Magnesium ions (charged magnesium atoms) play a key role in nerve conduction, muscle contraction, bone and tooth formation, protein metabolism, digestion, and are particularly important to heart and circulatory health†. Research has shown that many American diets are deficient in magnesium. ‡Source: SPINSscan Natural Channel 52 weeks ending 12/3/17.