Eczema in eating probiotics and no clear rules, patients can combine their own situation to choose, commonly used probiotics are Bacillus subtilis two live bacteria particles, bifidobacterium triple live bacteria, etc., probiotics do not have a therapeutic effect on eczema. The main role of probiotics is to regulate the intestinal flora, promote intestinal health, this kind of drug does not have much effect on eczema, but some patients are due to long-term dietary disorders caused by gastrointestinal dysfunction triggered by eczema, this kind of patients can take probiotics to regulate the gastrointestinal, commonly used probiotics bacillus subtilis dictyostelium granules, bifidobacterium triphylium, and so on. Bifidobacterium subtilis and Bifidobacterium bifidum triple live bacterial powder are live bacterial preparations, which should not be brewed with hot water at high temperature, and should not be used with antibacterial drugs, medicinal charcoal, tannic acid and other drugs. Side effects of Bacillus subtilis bifidus are rare, only a few patients will have an increase in the number of diarrhea; the side effects of Bifidobacterium bifidum triple live bacterial powder are not clear. Probiotics should not be used as a treatment for eczema, as there are various types of eczema and the specific condition of the patient is likely to be different, so the choice of medication must be guided by a professional doctor.