Babies with milder degrees of allergies can be given deeply hydrolyzed milk powder majesty as prescribed by the doctor; babies with severe allergies drink amino acid milk powder. The baby’s allergic diseases include: ten food protein allergic enteritis, eczema, atopic dermatitis, allergic conjunctivitis and so on. Generally speaking, if you consider that the allergy is related to food, you can adjust the formula feeding under the guidance of the doctor, if there is a little blood in the stool, generally deeply hydrolyzed milk powder can meet the needs. If the allergy is more severe or if there is still blood in the stool after changing to a deeply hydrolyzed formula, amino acid milk can be fed under doctor’s supervision. If the baby is breastfed, the mother needs to strictly avoid eating eggs, nuts, peanuts, seafood and other foods. If the baby is more obvious blood, need to be alert to the necrotizing neonatal small bowel colitis may be, need to consult a doctor in a timely manner, in accordance with the doctor’s instructions to be targeted treatment.