Preparation method of purified wild Radix Puerariae powder

Abstract

The invention discloses a preparation method of purified wild Radix Puerariae powder. The method comprises the following steps: digging a raw material; cleaning; sterilizing; crushing; carrying out pulp-residue separation; precipitating; dehydrating; carrying out secondary crushing; and drying to obtain the purified wild Radix Puerariae powder. No chemical additives are added in the whole process, so safety, health and no pollution of the above obtained product are guaranteed, molecular structures are not destroyed, and natural components and nutritional components of wild Radix Puerariae are fully reserved, thereby the purified wild Radix Puerariae powder prepared in the invention has original color and taste and pure mouthfeel, and is a popular green food; the method has the advantages of few process steps, simple device, easy operation, and suitableness for industrial production; an airflow colliding dryer is adopted as a drying device, and has the advantages of large drying intensity, high thermal efficiency and large throughput; short drying time guarantees no gelatinization of starch, and normal temperature drying guarantees original physical properties, so the internal quality, the appearance fluffiness degree and the whiteness of the product are correspondingly improved; and the product is difficult to pollute, so the quality of the finished product is guaranteed.

Description

technical field [0001] The invention relates to the field of food, in particular to a preparation method of kudzu root fine powder. Background technique [0002] Pueraria mirifica powder, also known as kudzu powder, can be divided into pueraria mirifica starch and pueraria mirifica whole powder, the difference between the two lies in the different processing techniques. Pueraria lobata contains 12% flavonoids, such as puerarin, daidzein, peanut and other nutrients, as well as protein, amino acid, sugar, and minerals such as iron, calcium, copper and selenium necessary for the human body. It is a valuable tonic suitable for all, and has the reputation of "thousand-year ginseng". It not only has medicinal value, but also has the effect of nutrition and health care. There are all kinds of Pueraria mirifica powder on the market, and wild Pueraria mirifica powder contains more nutrients and tastes better. Some pueraria mirifica powders in the market have added a lot of essence...

AI Technical Summary

Problems solved by technology

Some pueraria mirifica powders on the market have added a lot of essence and other starches, which are not suitable for long-term consumption, and the starch is easy to gelatinize. Now the equipment for making powder from pueraria mirifica at one time has high production costs, which is not conducive to the development and use of small and medium-sized enterprises.