Too much magnesium may cause diarrhea and abdominal cramps. In severe cases, it can lead to difficulty breathing, irregular heartbeat, and death. Severe magnesium toxicity is not all that common.

A 2022 study found that magnesium L-threonate improves memory, learning, cognitive abilities, and recall. Magnesium L-threonate can cross the blood-brain barrier, which may explain its ability to ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When it comes to vitamin supplements, most tend to fall into one of two categories: Vitamins we feel like ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While true magnesium deficiency is rare, per NIH, research suggests that we may not be getting as much of ...