Main components: Contains tannins (for catechin, epicatechin, catechin, catechu, etc.), mucilage, fatty oil, and gum. Pharmacological effects: Convergence, anti-inflammatory, and hemostasis (related to the role of catechins). The experimental verification also has the following effects: 1, inhibit bowel movements. Its aqueous solution can inhibit the peristalsis of rabbit duodenum and small intestine. 2, anti-virus. There is anti-influenza virus effect. 3, anti-fungal. In vitro inhibition of a variety of fungi. Concocted: chopped or floured, raw. Taste: bitter, astringent, and flat. Gui: After the lungs. Function: heat and fluid, phlegm. External application of muscle pain, convergence bleeding. Indications: Oral administration of coughing, fever, and thirst. External use cures sores, gums, mouth sores, diarrhea. Bloated embolism. Prescription example: children scattered light: catechu 9g, light pink 6g, borneol 0.9g, keel 9g, Yanmo external application. Note: 1, physicochemical identification method: take a little catechin or square catechin powder, add water to boil, filter, the filtrate plus ferric chloride solution, a drop, are instantly yellow-green (tannin); take a little tea powder . Soluble in alcohol, filtered. A little sodium hydroxide was added to the filtrate, and several milliliters of petroleum ether were added after shaking. The petroleum ether layer showed green fluorescence. The same treatment of catechu cream does not show green fluorescence. 2. Ingredients: The catechin cream contains about 20% to 50% of catechin and contains 2% to 20% of catechins and catechins, but does not contain catechins. About 30% to 50% of catechins and about 24% of catechins. As well as quercetin, catechin fluorescein, and brown catechin. IPL Hair Removal,IPL Laser Hair Removal,IPL Hair Removal Machine,IPL Laser Hair Removal Machine Shenzhen Jie Zhong Lian Investment Co., Ltd. , https://www.szmeizon.com