Dark circles under the eyes can make you look tired, older, and less radiant. While they can be difficult to eliminate completely, there are several steps you can take to prevent and reduce their appearance.

Here are some tips for preventing dark circles:

1. Get Enough Sleep: Lack of sleep can cause puffiness and discoloration under the eyes. Aim for 7-8 hours of sleep per night.

2. Stay Hydrated: Dehydration can cause the skin to look dull and tired. Drink plenty of water throughout the day.

3. Eat a Balanced Diet: A diet rich in fruits, vegetables, and whole grains can help to reduce inflammation and promote healthy skin.

4. Avoid Allergens: Allergies can cause puffiness and discoloration under the eyes. Avoid exposure to common allergens like dust, pollen, and pet dander.

5. Use a Cold Compress: Applying a cold compress to the under-eye area can help to reduce puffiness and discoloration.

6. Get Enough Vitamin K: Vitamin K can help to reduce the appearance of dark circles. Foods rich in vitamin K include leafy greens like spinach and kale.

7. Avoid Smoking: Smoking can cause the skin to look dull and tired. Quitting smoking can help to reduce the appearance of dark circles.

8. Use a Concealer: If you do experience dark circles, using a concealer can help to cover them up. Choose a concealer that is one shade lighter than your foundation.

By following these tips, you can help to prevent and reduce the appearance of dark circles under your eyes.