The common causes of yellow palms and feet in 6-year-old children are: food factors, liver and gallbladder diseases, anemia and so on. 1. food factors: 6-year-old children recently eat a lot of food containing high carotene, such as oranges, oranges, carrots, pumpkin, etc., resulting in a large amount of carotene accumulation in the body, it is easy to appear in the palms of the hands, feet, nose and other parts of the yellowing of the skin symptoms. 2. Liver and gallbladder diseases: 6-year-old children with yellow palms and feet at the same time, if accompanied by sclera yellowing, poor appetite, nausea, vomiting, do not like to eat greasy food, considering that it is suffering from viral hepatitis and other liver and gallbladder diseases caused by yellow palms and feet. 3. Anemia: 6-year-old children with anemia will also appear yellow palms and feet, accompanied by tiredness and weakness, pale or yellow, loss of appetite, developmental delays and other symptoms. 6-year-old child yellow palms and feet, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.