Dandelion is a traditional Chinese medicine that has the effect of clearing heat and detoxifying the body, reducing swelling and dissipating knots, and relieving dampness and laxative. The main groups of people who cannot drink dandelion are those who are allergic to the product, those who have poor spleen and stomach function, those who are cold and those who are not allergic to the product: 1. Itchy skin, rash, breathing difficulties and other allergic reactions; 2, the spleen and stomach function is poor, accompanied by poorly formed stools, stomach cold stomach pain, cold limbs and other symptoms should not drink, dandelion is a cold drug, may aggravate such patients discomfort; 3, patients with a cold physique should not drink, usually mainly refers to the hands and feet easily cold, drinking cold water will feel stomach discomfort, than ordinary people afraid of cold people, the use of dandelion can also aggravate 4, do not need to clear heat and detoxification, swelling and dispersion, dampness and laxative effects of the people should also drink less, so as not to cause adverse reactions. In addition, pregnant women and children should use this product under the guidance of a physician, it is not recommended to take warming Chinese medicine at the same time during the drinking period, in addition, if combined with other drugs may also occur drug interactions, please consult a physician or pharmacist before using the drug.