Eczema on 6-month-old babies may be caused by substance allergy, environmental stimulation, clothing friction, etc. It can be improved by adjusting the diet, regulating the temperature and wearing cotton clothes. When eczema is severe, it can be treated with medications such as salbutamol ointment. 1. Substance allergy: It may be due to the baby’s allergy to certain macromolecules in food such as protein, which are passed on to the baby through breast milk, resulting in eczema on the baby’s body. Mothers should pay attention to their diets during breastfeeding and refrain from eating foods that are easy to allergic to, such as seafood, and spicy and irritating foods such as chili peppers should also be avoided. 2. Environmental stimuli: If the indoor temperature is too high, no timely ventilation, etc., may also lead to baby eczema. You need to adjust the indoor temperature and humidity to a comfortable state for your baby. Usually the room temperature is about 25 degrees, humidity is about 45% ~ 65% between. 3. Clothing friction: Clothes made of chemical fibers and other materials may irritate the baby’s skin and cause eczema on the baby’s body. It is recommended that both the baby and the mother wear cotton clothes to prevent the baby from developing eczema due to friction. Eczema on the body of the baby is usually based on general treatment, if not relieved, it is recommended to consult a doctor, you can use dandrol ointment and other drugs under the guidance of the doctor for treatment.