[Edit this paragraph] 1. Seabuckthorn is the fruit of Hippophae rhamnoides, also known as vinegar willow and sour thorn fruit. Seabuckthorn fruit is a small berry plant, deciduous shrub or small tree. Seabuckthorn has developed root system and has the characteristics of nitrogen-fixing nodules. It has the characteristics of drought resistance, barren resistance and saline-alkali resistance, so it is widely planted in many parts of the country as an excellent tree species for windbreak and sand fixation, soil and water conservation and soil improvement. Now it is distributed in the whole country 19 provinces and regions, with a total area of about1.2000 hectares. Seabuckthorn-covered land reduces surface runoff by 80%, topsoil loss by 75% and wind erosion by 85%. Planting Hippophae rhamnoides will achieve three major benefits: ecology, economy and society. [Edit this paragraph] Second, the nutritional composition of seabuckthorn fruit Seabuckthorn fruit is rich in nutrition. According to the determination, its fruit contains many active substances such as vitamins, fatty acids, trace elements, oily substances, seabuckthorn flavonoids, superoxide and various amino acids needed by human body. Seabuckthorn fruit contains protein10.5g, fat 6.8g, sugar 20g, organic acid 3-4mg, and various vitamins and minerals. Among them, the content of vitamin C is extremely high, ranking first among almost all fruits and vegetables. Every100g of seabuckthorn fruit contains 800-850mg of vitamin C, up to 2100g, which is about 20 times that of Shan Ye plants, 200 times that of grapes, 500 times that of pears and 1000 times that of apples. Known as the king of vitamin C, it contains vitamin E 15-220 mg, and the carotene content is 20-30 times that of soybean oil. Therefore, it is called "the main library of vitamins". It contains 1 1% fat, and most of it is composed of unsaturated fatty acids. Sugar content is 7.5%- 10%, and acid content is 3%-5%. Seabuckthorn leaves contain crude protein 15.75%, crude fat 9.48%, crude fiber 14.04% and nitrogen-free extract 54.84%. Seabuckthorn leaves can be made into health tea. Seabuckthorn seed oil content is 10%- 12%, and pulp oil content is 14%- 18%, which is a good raw material for extracting seabuckthorn oil. [Edit this paragraph] Third, the therapeutic value of seabuckthorn fruit 1000 years ago, people found that local residents who often ate seabuckthorn fruit were healthy and rarely got sick, especially some patients with gastrointestinal diseases and cardiovascular and cerebrovascular diseases died. In Tibetan medicine, the Lama called seabuckthorn fruit a "panacea" for all diseases. 100 years ago, scientists in the former Soviet Union studied Hippophae rhamnoides L. and found that its fruit contains more than 30 bioactive components, which can treat gastroenteritis, gastric ulcer and coronary heart disease, and can significantly improve human immune function. Seabuckthorn fruit tastes sweet and sour, and can be processed into fruit juice, fruit wine, jam, preserved fruit, jelly, beverage, health care products and so on. [Edit this paragraph] 4. Medicinal value of seabuckthorn fruit Both seabuckthorn fruit and seabuckthorn oil have high medicinal value, which can enhance human immunity, prevent and treat cancer and reduce radiation damage. It can promote blood circulation, lower blood pressure, lower cholesterol and relieve angina pectoris, and has obvious curative effect on preventing and treating coronary heart disease; It can also relieve asthma and cough, promote digestion, strengthen stomach, improve eyesight and diminish inflammation, and has the functions of eliminating phlegm, relieving cough, relieving asthma and treating chronic bronchitis; Can be used for treating gastric and duodenal ulcer and dyspepsia, and has obvious curative effect on chronic superficial gastritis, atrophic gastritis and other diseases; It has a good therapeutic effect on burns, scalds, knife wounds and frostbite; It has a good therapeutic effect on female cervical erosion. One of the most valuable sea buckthorn oils is sea buckthorn oil. Seabuckthorn oil contains 46 bioactive substances, and contains a lot of vitamin E, vitamin A, flavonoids and so on. It has special pharmacological properties, such as anti-fatigue, enhancing organism vitality and anti-cancer, protecting and accelerating gastric mucosa repair, reducing plasma cholesterol and blood vessel wall cholesterol content, preventing and treating hyperlipidemia and atherosclerosis, and promoting wound healing. Seabuckthorn fruit contains isorhamnetin and its glycoside, quercetin and kaempferol. Has antitussive, antiasthmatic, expectorant, coronary artery dilating and cholesterol lowering effects. It is often used to treat ischemic heart disease, and the effective rate of angina pectoris is 94%. Seabuckthorn is rich in SOD active components, and the SOD content in each gram of seabuckthorn fresh fruit reaches 2746.0 enzyme units, which is four times that of ginseng. It can block the free radicals produced by the peroxidation of substances in the body, which are closely related to human aging and diseases. The medicinal value of seabuckthorn fruit has attracted great attention from experts in various disciplines. Seabuckthorn fruit will make great contribution to human health and longevity.