Preparation method of sweet potato leaf health tea with effect of lowering blood glucose

Abstract

The invention provides a preparation method of sweet potato leaf health tea with the effect of lowering blood glucose. The sweet potato leaf health tea has the effects of improving the immunity, lowering the blood sugar, detoxifying, preventing and treating nyctalopia and the like. The preparation method has the advantages that firstly, a core component, namely a sweet potato leaf ethanol extracting solution, is prepared by a degradation process of secondary ultrasonic waves and an alcohol extraction method, and nutritional ingredients of sweet potato leaves are effectively kept; secondly, a core component, namely fermented powder, is prepared through a bacillus aceticus liquid-phase fermentation method, and effective active ingredients of traditional Chinese medicines are extracted to the greatest extent by utilizing the fermentation of bacillus aceticus, so that the health performance of the product is improved; and thirdly, common tea leaves are used as a carrier, and the effective active ingredients of the raw materials are sufficiently absorbed by tea leaves through a normal-temperature fermentation pickling method; and a production process is simple and easy to operate so that the sweet potato leaf health tea is a health beverage suitable for old people, particularly patients with diabetes mellitus, and the health effect of lowering blood glucose is remarkable.

Description

technical field [0001] The invention relates to a preparation method of sweet potato leaf health-care tea with hypoglycemic effect, belonging to the technical field of beverages. Background technique [0002] Sweet potato, also known as sweet potato, sweet potato, sweet potato, sweet potato, has underground tubers, the roots are spindle-shaped, and the skin is khaki or purple. Sweet potatoes are rich in protein, starch, pectin, cellulose, amino acids, vitamins and various minerals. They are known as "longevity food". The sugar content reaches 15%-20%. Swelling, diabetes, weight loss and other effects. Li Shizhen's "Compendium of Materia Medica" in the Ming Dynasty recorded that "sweet potato can nourish deficiency, invigorate the spleen and appetizer, and strengthen kidney yin". Chinese medicine regards sweet potato as a good medicine. Sweet potato root contains 60%-80% water, 10%-30% starch, about 5% sugar and a small amount of protein, oil, cellulose, hemicellulose, pect...

AI Technical Summary

Problems solved by technology

[0004] At present, there is no relevant patent introducing the production and preparation method of sweet potato tea, but some technicians have carried out preliminary research on the production of health tea from sweet potato leaves. The invention is on the basis of previous studies, using biologically active components extraction, conventional salting method to prepare powdered sweet potato leaf health tea, which can keep the active ingredients of sweet potato leaves to the maximum extent, and be absorbed and utilized by the human body to play a role. One of the directions for the future development of the field