There are several reasons for itchy skin around the belly button in late pregnancy: First, itchy skin caused by the elevated level of estrogen in the body after pregnancy. Second, eating spicy, stimulating and greasy food during pregnancy leads to the accumulation of damp heat in the body, producing skin eczema leading to itching around the navel. Third, pregnant women are not thoroughly cleaned in the navel fossa, resulting in bacterial infection leading to itching. Fourth, pregnant women to late pregnancy, the uterus increases so that the rectus abdominis muscle around the navel separates leading to itchy skin. Fifth, the emergence of fresh stretch marks in late pregnancy, stimulated by sweat will produce itchy skin symptoms.