A kind of processing method of steamed Polygonatum

Abstract

The invention discloses a processing method of steamed Polygonatum, comprising the following steps: removing impurities and fibrous roots from fresh Polygonatum, washing and drying in the air for 12-36 hours, placing it in an oven at 30-50°C, and drying for 12-36 hours to reduce the moisture content reach 25-40%; take out and cut thick slices of 5-10mm, and then dry them in an oven at 40°C for 12-36h to make the moisture content reach 15-24%; put the dried Polygonatum into slices, put them in a steaming container, and steam for 4 ‑8h, take it out; 55‑80°C hot air drying for 10‑20h, so that the moisture content reaches 12‑15%, that is, one-steamed and one-sunned Polygonatum; repeat the above operation four times, that is five-steamed and five-sunned Polygonatum; five-steamed and five-sunned Polygonatum Sun-dried Polygonatum is placed in a steaming container, steamed for 4-8 hours, and taken out; dried with hot air at 70-80°C to make the moisture content reach 7%, that is, six-steamed and six-sunned Polygonatum; product 5-HMF content ≥ 0.6mg / g. The processing method of the invention optimizes the design of the steaming process and processes it in stages, and the sealwort product has better quality, better taste and natural component content than the prior art, and has significant health care application advantages.

Description

technical field [0001] The invention relates to a processing method of steamed polygonatum, and belongs to the technical field of processing traditional Chinese medicinal materials. Background technique [0002] Polygonatum, Huangjing, POLYGONATI RHIZOMA, is a plant in the Liliaceae family. This product is Polygonatum Polygonatum, a plant in the Liliaceae family Polygonatum kingianum Coll.et Hemsl., Polygonatum Polygonatum sibiricum Red. or Rhizoma Polygonatum Polygonatum cyrtonema The dried rhizome of the flower. According to different shapes, it is commonly called "rhubarb essence", "chicken head polygonatum essence" and "ginger-shaped polygonatum essence". [0003] [nature, flavor and meridian distribution] sweet, flat. Return spleen, lung, kidney channel. [0004] [Functions and Indications] Invigorate qi and nourish yin, invigorate the spleen, moisten the lungs, and nourish the kidneys. For spleen and stomach qi deficiency, body fatigue and fatigue, insuffici...

AI Technical Summary

Problems solved by technology

[0008] The processing characteristics of sealwort decoction pieces and wine sealwort, on the one hand, limit its application scope to the traditional application effects of nourishing qi and nourishing yin, invigorating the spleen, and nourishing the lungs, and the efficacy still has potential for excavation; on the other hand, the traditional processing methods limit the The edible health care value of Rhizoma Polygonatum, edible convenience, edible mouthfeel etc. still need to be further improved

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