Dietary Supplement. Natural Ionic Magnesium with Trace Minerals. Low Sodium. America s #1 Trace Mineral Brand. liquimins™. Super Charged with ConcenTrace® for Better Absorption. Contains No Known Allergens. Gluten Free Mega-Mag is a rich, natural source of concentrated magnesium ions with other minerals and trace elements that act as natural co-factors. Magnesium is essential to over 400 different enzyme reactions and various other body functions.* Magnesium ions play a key role in.