Magnesium is a mineral that is very vital for the brain's health. It regulates metabolism and controls oxidative stress.

Eating foods rich in magnesium help maintain our brain's health as we age, particularly in women. It lowers our risk of developing dementia.

This mineral also plays a significant role in brain function and mood. It is shown to have antidepressant effects and protects the brain structures which are associated with depression.

Since cashew contains this mineral, eating it means it would help improve our cognitive function and mental clarity.