Vitamatic Chelated Magnesium 300mg (Per 1 Tablet)

What the brand says

Sold as “Vitamatic Chelated Magnesium 300mg (Per 1 Tablet) - 180 Tablets - as Amino Acid Chelate & Oxide - Supports Muscle, Nerve, and Heart Health - Non-GMO, Vegan, Gluten Free, & Made in the USA”