Well, of course, it can do a good job to your eyes. First, you should know that Palm oil is one of the world's healthiest oils. As a natural vegetable oil, it contains cholesterol, so that it is used by many people to treat specific illnesses and improve nutritional status. According to some researches, palm oil can protect against many common health problems, for example, it can improve blood circulation, and protect against heart disease, also the cancer. Especially, it can also be beneficial for eyes. You should know that palm oil contain a lot of nutrients such as vitamin e which are good for the dark circles under eyes. So you can have some Moisturizers containing palm oil, Vitamin E and K, so that it can lessen the appearance of dark circles. Anyway, it can be good for your eyes, and also can improve blood sugar control. Just have a try.