Buffered magnesium glycinate means another form of magnesium has been mixed or buffered into the magnesium glycinate supplement. And most of the time, it's mixed with a lower quality form like magnesium oxide. Brands will often do this to keep the cost down, but this mixing or buffering process will reduce the overall quality and effectiveness of a magnesium glycinate supplement. So when you're shopping for a magnesium glycinate, make sure you check the label and see whether it says mixed or buf

The Unique Benefits of Magnesium Glycinate: How It's Different