Signs that your body needs vitamin D and how to get it

7. Depression

Researchers believe that there is a link between vitamin D deficiency and depression. An Austrian study of 25 depressed patients showed that they had lower vitamin D levels than healthy people.

Scientists believe that the hormone will protect the neurons that synthesize dopamine and serotonin. Two neurotransmitters that are essential for proper brain function.

By administering vitamin D to patients with mood disorders and mental illness, researchers have found improvements.