Well, yes, it is possible to have dark circles when you eat too much sugar. And according to some experts, there are people who suffer dark circles because of other reasons such as lack of sleep, stress. But sugar can make you be awake all the night, and that can be like coffee, and then, it can lead to dark circles under your eyes. So you should avoid eat sugar when you have noticed the dark circles. And for your situation, you can just try some other ways to treat it. For example, you can just use some sunscreen and some black seed oil which can be effective to it. Anyway, just have a try.
Yes, eating too much sugar can be one of the reasons for dark circles under the eye. As we know, lack of sleep, stress, aging can be the causes too. Just do not eat too much sugar, this may lead to your sleeplessness as well. While eat more nutritious food like fruit, vegetables instead, and make sure you have enough sleep, your dark circles can be reduced.
It sounds so strange that eating sugar causes the dark circles around the eyes. However, it may be the possibility. You could just use the warm compress to make the blood circulation around the eyes go quickly and then have the good rest for the eyes. You could stop eating sugar. After one or two days of good rest, you could find that the dark circles will reduce to some degree.