Fresh dandelion boiled in water is effective in clearing heat and removing toxins, clearing lymph, eliminating carbuncle and dispersing knots. Dandelion is bitter, sweet and cold in nature. It enters the liver and stomach meridians. Dandelion has the effects of clearing heat and removing toxins (removing heat and toxicity from the body), eliminating carbuncles and dispersing lumps, and promoting diuresis and diuresis (improving the problem of incomplete urination and low urine output). Clinically, it can be used for furuncles (mostly occurring on the limbs or face sores, small in shape with deep roots, as hard as nails), breast carbuncle, eye redness and swelling pain, sore throat, feverish drenching (burning and stinging pain in urine, accompanied by frequent urination and urgency, discomfort in the abdominal tract), astringent pain, colds and fevers, gastric fire, dysentery, hepatitis, snake and insect bites and other evidence. Dandelion is cold in nature, and is contraindicated in people with Yang deficiency and external cold, spleen and stomach weakness. Its adverse effects are not clear in clinical use. It should not be taken in large quantities for a long period of time, and no cold food should be consumed during the period of taking it. If you need to use dandelion, it should be used properly under the guidance of a doctor. Do not use it blindly on your own, so as not to cause discomfort to the body.