Well, generally speaking, there are many home remedies to prevent the macular degeneration. For example, according to some experts, you can eat more fish, such as catfish, eggs, and cod liver oil. Also, vitamin d can be good for macular degeneration. And you should know that Vitamin D has anti-inflammatory properties, and inflammation has played a big part in macular degeneration. It will do a good job to macular degeneration. Besides, Lutein is a good way to protect your eyes, especially for some people who have macular degeneration problem. Also, you can just have a try. And then, you can just go and see the eye doctor who will tell you how to prevent it.