Magnesium Glycinate 4-in-1 Complex 1836mg

What the brand says

Sold as “Magnesium Glycinate 4-in-1 Complex 1836mg - 380mg Elemental Magnesium High Strength Magnesium Supplements - Magnesium Bisglycinate,Citrate, Malate, Oxide - 120 Capsules - Vegan UK Made By New Leaf”