Cassia seed tea raw materials: take cassia seed 100g. The specific list is cassia seed, chrysanthemum, medlar and rock sugar. Methods: Stir-fry with slow fire until it is slightly yellow (not burnt) and put it in a covered glass bottle for later use. Take 5g of Semen Cassiae each time, and add boiled water to the teacup with lid for drinking. Has the effects of clearing away heat, expelling pathogenic wind, clearing liver and improving eyesight. Specific practice: first, clean cassia seed, put it in a stainless steel wok, stir-fry it with low fire, then stir-fry it with medium fire until it smells like coffee and looks dark brown. After cooling, store it in a sealed jar. Then, when brewing, put a teaspoon of cassia seed into a cup, add five chrysanthemums and 10 plum Delaere, brew with hot water, and add a proper amount of crystal sugar to taste. It can also be stored in the refrigerator before drinking. Cassia seed tea: Semen Cassiae, a traditional Chinese medicine, has the effects of lowering blood pressure, lowering blood lipid, clearing liver and improving eyesight. Drinking cassia seed tea often has special effects on hypertension. Soak 15-20g cassia seed in water several times a day, which is a wonderful product for treating hypertension, dizziness and blurred vision. Efficacy: Cassia seed has the functions of moistening intestine, diuresis, improving eyesight and lowering blood pressure, and is one of the commonly used medicinal materials in ophthalmology of traditional Chinese medicine. Adding medlar and chrysanthemum to taste is very effective for eye diseases such as eye congestion.