Mice given extra doses of a new magnesium compound had better working memory, long-term memory and greater learning ability.
However, although rodent brains work similarly to human brains, animal studies do not always predict what will happen in humans.
Magnesium is an essential element found in some fruits, spinach, and other dark leafy greens. It is known to be important for the immune system. Consume less than 400 milligrams a day and you may be at greater risk for allergies, asthma and heart disease.