There are four reasons for you to have a freckle. First, it is because of autosomal inheritance. Second, strong ultraviolet rays can cause freckle. When people expose themselves to the sun, their epidermis will produce amount of melanin which get them tan and lead to freckle. Third, freckle can cause by endocrine dyscrasia. Fourth, bad behaviors such as pressure, choosy in food and lack of sleep can cause freckle in eye as well. It is not a serious problem. Freckle means there are trashes in your body and noxious substance and melanin can't discharge or excrete from the body. To deal with your freckle, what you should do is that you should use sunscreen cream when you go out in sun. What's more, you should clean your face with cleaning milk every day and apply a facial mask two or three time a week. You should use some eye cream on your eyes and do massage for your eyes every day. Eat more fruit such as tomatoes, kiwi fruit, tangerine, cabbage, strawberries and so on.