When taking melatonin with vitamin B6 supplement, not only your eye health improves but you have fewer symptoms of age-related macular degeneration. The antioxidants in melatonin help repair the oxidative damage in the retinal cells of your eyes and maintain a healthy eyesight. Another benefit of taking melatonin is to increase a healthy rapid eye movement during your sleep.

When you sleep and your eyes move too rapidly, your breathing becomes irregular as well as does your blood pressure. Melatonin can help keep a regular and healthy sleep pattern of your rapid eye movement which then gives you a good night of sleep.