The effects of dandelion are clearing heat and removing toxins, eliminating swelling and dispersing knots, diuretic and diaphoretic (to improve the problem of dribbling in urine and the problem of small amount of urine not being able to pass), which is applicable to sores and carbuncles, swelling and poison, astringent pain in urine, and so on. Dandelion tea has some health effects, but the effective dose of the drug in the tea is limited and generally cannot achieve therapeutic effects. The main ingredient of dandelion tea is dandelion. Dandelion is cold in nature, sweet and bitter in taste, and belongs to the liver and stomach meridians. Its basic effects are clearing away heat and detoxification, eliminating swelling and dispersing knots, and diuretic and diuretic. This product is suitable for sores, carbuncles, swollen toxins, damp-heat jaundice, astringent pain in urination. Dandelion is bitter and cold, neutralizing the spleen and stomach yang qi, should not be taken in large quantities for a long time, excessive use may lead to diarrhea. The contraindications of dandelion are not clear. It is recommended to consult a doctor before consuming dandelion tea. Dandelion tea is usually used as an infusion, but the effective dose of a single brewed dandelion is limited. To achieve therapeutic effect, it is recommended that regular treatment be carried out under the guidance of a doctor.