The baby milk powder allergy redness around the mouth, is a contact dermatitis, can be relieved and treated through daily conditioning, topical medication, oral medication and other methods. 1. daily conditioning: should stop eating milk powder, parents timely feed the baby drink warm water, conducive to oral cleaning, reduce the content of milk powder, to a certain extent can relieve the symptoms of redness around the mouth. 2. Topical medication: under the guidance of professional doctors choose to use glycerine lotion, compound camphor cream, zinc oxide paste and other drugs for treatment. Or use glucocorticoid ointment such as Dinaid and hydrocortisone cream. 3. Oral medication: If the symptoms are more serious, you can choose to use loratadine tablets, cetirizine hydrochloride tablets and other drugs for treatment. Parents should use drugs for their babies under the guidance of a professional doctor, not blindly, so as not to affect the baby’s health or growth and development.