Many forms of magnesium supplements are available, including some that combine magnesium with other sleep-promoting ingredients such as glycine or melatonin. One study found that a combination of ...

The combination of three forms of magnesium in the Needed Sleep + Relaxation Support supplement help support muscle relaxation and nervous system function, while L-Theanine and L-Glycine are known ...

Medically reviewed by Kristie Reed, PharmD Research suggests glycine may have numerous health benefits, including supporting ...