Peony flavone extract as well as preparation method and application thereof

Abstract

The invention discloses a peony flavone extract as well as a preparation method and application thereof. The preparation method of the peony flavone extract provided by the invention comprises the following steps: performing low-temperature drying and crushing on low-temperature frozen peony flowers, adding ultrapure water according to a material-to-liquid ratio of 1: 20g / mL-1: 60g / mL, performing ultrasonic extraction for 20-60 minutes under the conditions that the power is 100W-500W and the temperature is 40-70 DEG C, collecting extract liquid, performing grinding by a colloid mill, performing homogenizing and centrifuging to obtain supernate, and performing freeze drying on the supernate to obtain the peony flavone extract. And performing membrane separation on the supernate to obtain filtrate, and concentrating to obtain the peony flavone extract. Compared with the traditional extraction method, the ultrasonic-assisted extraction method has the advantages of time saving, high extraction rate, simple equipment, low energy consumption and the like. The peony flower extract effervescent tablet and the peony flower peptide drink are prepared according to the physicochemical properties of the active ingredients of the peony flowers, so that the value of the peony flowers can be fully utilized, and the peony flower peptide drink has a wide development prospect.

Description

technical field [0001] The invention relates to the preparation of the extract, in particular to the peony flavone extract and its preparation method and application. Background technique [0002] Peony is a perennial deciduous shrub of Paeoniaceae Paeoniaceae, but its wild species are only discontinuously distributed in some areas of my country. It is native to the mountains or hills in the Yangtze River Basin and the Yellow River Basin in my country. It has high ornamental value and medicinal Use value. Peony grows slowly and has a small plant type. It is a unique woody and precious flower in my country. It has thousands of years of natural growth and more than 1,500 years of artificial cultivation history. . The dried root bark of peony is used as a traditional Chinese medicine paeonol, which was first recorded in the Eastern Han Dynasty "Shen Nong's Herbal Classic". It is listed as a middle-grade product. It tastes bitter and slightly cold. , Warm poison spot, vomiting ...

AI Technical Summary

Problems solved by technology

As a health-care plant resource that is both edible and medicinal, peony is gradually entering the market. Most of its edible methods are making tea, boiling water, brewing wine, stewing meat, etc.; in terms of dosage forms, the current research It still stays in the traditional dosage forms such as oral liquid and decoction, but there is almost no report on preparing the peony flower extract into an effervescent tablet dosage form that is easy to carry and has a rapid effect

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