Fluid also leaks from the blood vessels into the surrounding tissue. Both of these things are especially likely to occur in the regions beneath the eyes, which thus becom dark and often swollen or puffy. Fluid in the sinuses adjacent to the nose and eyes is the principal culprit. Pressure in these sinuses slows blood flow in nearby blood vessels. Dietary deficiency is not a primary explanation of this condition.
Colds are frequent among young children.
Since each uncomplicated cold lasts 10-14 days, a child like your daughter might spend a fourth of the year with such dark circles under her eyes because of colds. Nasal allergy often be distinguished from viral upper respiratory infection because of the itching usually associated with allergy. I hope this information will be useful to you. It is provided only for educational purposes, Your daughter's pediatrician has the ultimate responsibility to work with you to sort the matter out. MD-HSW Information contained within this forum is intended solely for general educational purposes and is not intended nor implied to be a substitute for professional medical advice relative to your specific medical condition or question.