Dandelion can be consumed appropriately when there is no mold or pesticide residue. Dandelion belongs to a kind of traditional Chinese medicine, which is sweet, bitter and cold in nature. It has the effects of clearing heat and removing toxins (clearing away heat and poisonous evils from the body), subduing swellings and dispersing knots, and diuretic and diaphoretic (improving the problem of dribbling urine and the problem of small and incomprehensible amount of urine). It is used in the treatment of furuncles (mostly occurring on the limbs or face, small in shape with deep roots, as hard as nails), breast carbuncle, scrofula (mainly refers to cervical lymph node tuberculosis), ophthalmia, sore throat, lung carbuncle, intestinal carbuncle (carbuncle occurring in the bowels of the bowels of the intestines, manifested by fever, pain in the right abdomen, and a palpable lump), damp-heat jaundice, heat drenching (burning and stinging pain in urination, accompanied by urinary frequency, urgency, and discomfort of pulling on the abdomen), and acerbic pain. etc. In the use of dandelion can be decocted into soup for internal use, into pills and powder or pounded juice, can also be used externally in appropriate quantities. The adverse effects of dandelion are not clear. Dandelion is contraindicated in cases of Yang deficiency, external cold, and weakness of the spleen and stomach. If you need to use dandelion, it is recommended to use it under the guidance of a professional Chinese medicine practitioner, and individuals should not use it blindly, so as not to cause adverse consequences.