Magnesium glycinate

Magnesium glycinate, also known as magnesium diglycinate or magnesium bisglycinate, is the magnesium salt of glycine, and a mineral supplement.

Its molecular weight is 172.42232 g/mol. As such, it contains 14.1% elemental magnesium by mass. Accordingly, 100 mg of magnesium is contained in 709 mg of magnesium glycinate.