Plant extracts use plants as raw materials. According to the needs of the use of the final product extracted, through physical and chemical extraction and separation process, one or more active ingredients in the plant are obtained and concentrated without changing the effective ingredients. Structured products. According to the different components of the extracted plant, glycosides, acids, polyphenols, polysaccharides, terpenes, flavonoids, alkaloids, etc. are formed; according to different traits, they can be divided into vegetable oils, extracts, powders, lenses, etc.