Usually, probiotics are suitable for drinking after meals. Usually probiotics are a kind of active microorganisms that can parasitize the human body, and after the finished product is prepared, the human body can take it to replenish the human body’s insufficiency of such microorganisms. If you drink probiotics after meals, with the food neutralization of gastric acid, the pH value of gastric acid will rise, the damage to the microorganisms will be weakened, therefore, the patient half an hour after meals to take probiotics will be more effective; generally if the patient drinks before meals, it may weaken the effect of probiotics. When patients take probiotics, they need to be careful not to take them together with antibiotics. It is recommended that patients take medication under the guidance of a professional doctor, and should not take medication on their own, so as not to cause adverse effects.