Practice healthy eating habits. A target intake amount of certain nutrients and general diet maintenance can help improve natural eye health. Anti-oxidants such as Lutein, Zeaxanthin and Meso-zeaxanthin have been shown to reduce the risk of chronic eye diseases like cataracts and macular degeneration. The easiest method of their consumption is through spinach, collard greens, kale and broccoli. These nutrients not only have a positive effect on the physical health of they eye, but can also help to make our vision brighter and more colourful.