Yes, of course, essential oils can do a good job to your dark circles. For example, you can use sesame oil, which can help you to reduce the dark circles under your eyes. First, you should know that sesame 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 sesame, avocado oil, Vitamin E and K, so that it can lessen the appearance of dark circles. Also, black seed oil, fish oil is also effective. So you can have a try. Besides, to reduce the dark circles under your eyes, there are also some other ways you can do. For example, you should stay away from the stress. As we know that Stress is also contributory to having these dark circles under eyes as well as to other health issues. In addition, you can just put some cool cucumbers on your eyes, and it can also relieve your symptom.