Probiotics are generally used to regulate the imbalance of flora in the body, generally, the effect begins to appear after one to two weeks of use, and it is best to insist on taking it for about three months. Because each person’s physical condition is different and the internal environment is different, probiotics may not necessarily have the desired effect after taking them, such as regulating intestinal flora disorders. After taking probiotics, some of the beneficial bacteria will die due to the influence of the internal environment of the gastrointestinal tract, so it is not 100% effective after taking it, and it is recommended to use it under the guidance of a doctor.