Health First's Magtein® L-Magnesium Threonate Supreme is a natural supplement for maximum magnesium absorption. It features Magtein®, a clinically studied, highly bioavailable form of magnesium.
Magnesium is an essential mineral and contributes to many bodily functions.
Vegetable capsule shell (hypromellose), microcrystalline cellulose, rice bran*, rice hull powder (Oryza sativa)*, gum arabic*, sunflower oil*, colloidal silicon dioxide.
*Biological