Overnight Luo Han Guo water is generally not recommended to drink. Luo Han Guo specifically clearing heat and moistening the lungs (clearing heat to moisturize the lungs), diaphragm and sound, laxative effect, can be used to treat tonsillitis, constipation, acute gastritis, whooping cough, phlegm fire cough and other diseases. Patients with the above conditions can drink Luo Han Guo water in moderation. But overnight Luo Han Guo water deterioration, usually can not drink, because overnight Luo Han Guo water deterioration, not only the efficacy will be reduced, but also the patient may drink after abdominal pain, diarrhea and other gastrointestinal discomfort. Luo Han Guo adverse reactions are not yet clear, spleen and stomach cold (spleen and stomach weak cold) people avoid serving. General overnight deterioration of Luo Han Guo water can not drink, it is recommended that usually drink fresh Luo Han Guo water, at the same time to follow the doctor’s advice to drink Luo Han Guo water, not blindly take on their own.