Taking yuzhu in water may result in insufficient release of its active ingredients to achieve therapeutic efficacy. This product should be taken internally as a decoction, paste, or in pills. Yuzu is a kind of Chinese medicine, for the lily family yellow essence plant yuzu rhizome. This product has the effect of nourishing yin and moistening dryness, generating fluids and quenching thirst, and is useful in treating diseases such as lung and stomach yin injury, dry throat and thirst. This product is used internally in decoction, paste or in pills. It is difficult to achieve the therapeutic effect of drinking water. Adverse reactions and contraindications of yuzhu are still unclear. It should be noted that it is contraindicated for phlegm-dampness and stagnation of qi, and should be used with caution in cases of loose stools (thinning of feces). The use of the above drugs need to be used under the guidance of a Chinese doctor, individuals should not use blindly, so as not to cause adverse consequences.