
You can have dark circles under your eyes from many different causes. These could include lack of sleep or seasonal allergies. There are several treatments that can help you minimize the problem. But, there is no long-term treatment that has been shown to work. Here are the top causes of dark circles around your eyes. If you suffer from dark circles under eyes, it is important to know what they are and how you can treat them.
A lack of sleep
For dark circles to appear around the eyes, getting enough sleep is vital. Sleep deprivation can cause blood vessels to appear under the skin, leading to skin becoming paler and more vulnerable to dark circle formation. To minimize dark circles, you should aim to get seven to eight hours sleep each night. It is possible that the age-related thinning of the tissue around your eyes could be contributing to dark circles. Laser therapy and fillers are both available to address these problems.
Anemia
Dark circles under your eyes is often an indicator of anemia. Anemia refers to a shortage in iron. This is due to poor circulation and a deficiency in oxygen. The skin around eyes is thin and red blood cells transporting veins and capillaries are near the surface. These capillaries and veins become dilated and red blood cells, along with their hemoglobin, are deposited under the eyes. Dark circles appear under the eyes due to this loss of red blood cells.

Seasonal allergies
People with allergies often suffer from puffiness and dark circles under the eyes. Nasal congestion can cause these circles by increased blood flow and swelling. The sensitive skin around the eyes can also be affected by allergies.
Vitamin B12 deficiency
Dark circles under the eyes can be a sign of Vitamin B12 deficiency. This vitamin is important for the health of nerves as well as blood cells. It plays an important part in the production DNA, which is the genetic material found within all cells. This vitamin is essential for the brain, nervous system, and heart.
Allergic triggers
Allergies can often cause puffy eyes which can lead dark circles under the eyes. Although there are over 140 food allergens, the majority of cases are caused by allergies to milk, shellfish, peanuts, or specific preservatives. You can minimize the effects of allergy-related symptoms by doing certain things.
Retinoid creams
Retinoid-based creams for dark undereye circles can reduce puffiness. Some people are cautious about using these products around delicate areas such as the eyes. You should do your research before you use these products.

Cucumber
Cucumber is high in antioxidants. This compound has been proven to reduce inflammation and prevent fluid buildup under the eyes. It soothes the skin and helps lighten dark circle. This vegetable also contains 95% water, which makes it great for sensitive skin around the eyes.
Caffeine
Brightening serums have made caffeine a very popular ingredient for dark circles under the eyes. Caffeine is known to reduce dark circles, puffiness and fine lines. It improves blood flow and oxygenation around the eyes.