Anti-allergy probiotics belong to a kind of probiotic products, containing beneficial bacteria needed by the human body, which have a certain auxiliary effect on relieving and preventing intestinal allergies, but have no therapeutic effect, and are usually used for patients with food intolerance, intestinal sensitivity and dysbiosis. Anti-allergic probiotics are widely used and can effectively relieve various types of allergies, including allergic rhinitis, conjunctivitis, atopic dermatitis, urticaria, food allergy, pollen allergy and various other allergic diseases. It can also adjust the allergic constitution and prevent allergies, as well as prevent colds and reduce bacterial and viral infections such as enterovirus, rhinovirus and respiratory syncytial virus. Long-term supplementation of anti-allergy probiotics can stabilize the intestinal flora, maintain the intestinal ecology with more good bacteria and less bad bacteria, and then stimulate the mucous membrane to strengthen the immune system. It can be used to treat acute diarrhea, flatulence, intestinal dryness, etc. When taking anti-allergy probiotics, you need to take a light and regular diet, a small number of meals, with the choice of anti-allergy drugs to adhere to the treatment, can effectively relieve allergies, after treatment, pay attention to observation, regular review, adjust the treatment plan, but this product can not replace the drug, can only assist in relieving symptoms, after the emergence of allergy symptoms still need timely medical treatment.