Method of preparing blueberry leaf tea beverage

A technology of berry leaf tea and blueberry leaf, which is applied in the field of beverage preparation to achieve the effect of increasing human nutrition, high absorption rate of human body, and convenient consumption

Inactive Publication Date: 2008-02-27
LIAONING TODAY AGRI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But there have been no reports of anyone turning blueberry leaves into a blueberry tea drink

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0042] Pick blueberry leaves at the end of June; wash, soak (soak in sterile water for 1 hour under normal temperature and aseptic conditions), quick-freeze (-25°C, 2 hours), crush (ambient temperature -6°C), refrigerate (-18°C), Weigh 1 kg of quick-frozen and pulverized red and blueberry leaves, add 90 kg of water, and heat to 60°C in the extraction tank; control the vacuum degree at 0.08MP, and reflux for 30 minutes for extraction; the extracted blueberry leaf stock solution is pumped into the cold storage, Store at 1°C for 3 hours and then filter; take 87 kg of frozen blueberry stock solution, take 3 kg of blueberry juice; 0.1 kg of citric acid, mix it into a blueberry leaf tea drink, and go through coarse filtration and fine filtration; instantaneous sterilization at 120°C, sterile tank Packing (40°C); labeling; packing is the finished product. This method can also be used in the production of blackberry and yellowberry leaf tea.

Embodiment 2

[0044] Pick blackberry leaves at the end of September; wash, soak (soak in sterile water for 1 hour under normal temperature and aseptic conditions), quick-freeze (-25°C, 2 hours), crush (ambient temperature -6°C), refrigerate (-18°C); Weigh 10 kg of quick-frozen and pulverized blackberry leaves, add 1100 kg of water, and heat to 80°C in an extraction tank; control the vacuum at 0.054 MP, and reflux for 20 minutes to extract; the extracted blackberry leaf stock solution is pumped into the cold storage for 3 Store at ℃ for 5 hours and then filter; take 850 kg of frozen blackberry stock solution, take 50 kg of blackberry juice; 3 kg of citric acid, blend into blackberry leaf tea beverage, go through coarse filtration and fine filtration; sterilize instantaneously at 120°C, and pack in aseptic cans (40°C); Labeling; Packing is the finished product. This method can also be used in the production of blueberry and yellowberry leaf tea.

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PUM

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Abstract

The invention relates to a blueberry leaves drink with health function based on the blueberry leaves as main material and its making method, wherein the blueberry leaves contents a great amount of flavonoid with more than 40 physiologically activities of reducing blood sugar and blood fat and resisting arrhythmia, the resisting free radical oxidation ability of the blueberry is not compared with the other anti-oxidizing agent, meanwhile there is great amount proanthocyanidins contented in the blueberry with very good health function to the nervous system for children especially for the pregnant woman conspicuously. The making method is characterized by the following: picking the blueberry leaves with more than 90 days growth; using the technique process of washing, immersing, quick freezing, disintegrating, chilling, extracting with vacuum low-temperature, freezing, filtering, allocating, flash sterilizing and germ-free canned. The invention guarantees not to damage the nutrition and effective and active substances in the material almost, which makes the product have certain health function.

Description

technical field [0001] The invention relates to the field of beverage preparation, in particular to a method for preparing blueberry leaf tea beverage by utilizing blueberry leaves. Background technique [0002] Blueberry is a berry plant of the genus Vaccinium in the family Rhododendronaceae. The cultivation history of blueberry has been nearly a century. The wild selection work was first started in the United States in 1906, and commercial cultivation was carried out in 1937. So far, more than 100 excellent blueberry varieties have been bred around the world, and the commercial cultivation area has reached more than 40,000 hectares, including 20,000 hectares in the United States, with an output of 200,000 tons. At present, my country has selected and bred more than 20 fine varieties suitable for cultivation in my country. Every year, a large number of blueberry leaves and stalks will be produced after the fresh fruit is picked. In order to reduce environmental pollution,...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23F3/34A23L1/29A23L33/00
Inventor 冯松元崔焱
Owner LIAONING TODAY AGRI
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