Immunity-improving whole blueberry powder with cranberry and preparation method thereof

Abstract

The invention discloses an immunity-improving whole blueberry powder with cranberry. The immunity-improving whole blueberry powder is prepared from the following raw materials by weight: 400 to 410 parts of blueberry, 10 to 14 parts of white sesame seed, 15 to 18 parts of Zizania aquatica, 3 to 4 parts of Stellaria yunnanensis, 26 to 29 parts of cranberry, beta-cyclodextrin, monoglyceride, isolate soybean protein and a proper amount of water. According to the invention, a great number of raw materials are used for processing of the whole blueberry powder; the whole blueberry powder contains comprehensive and balanced nutrients and is beneficial for the body after long-term eating; the main material blueberry can lower cholesterol content, promote cardiovascular health, improve brain development and reinforce eyesight; the accessory materials consisting of white sesame seed, Zizania aquatica, cranberry and the like can improve immunity; and through improvement of the preparation method, the comprehensive utilization rate of the blueberry is improved.

Description

technical field [0001] The invention relates to the technical field of blueberry processed food and its processing technology, in particular to a cranberry immune-enhancing whole blueberry fruit powder and a preparation method thereof. Background technique [0002] Blueberries are rich in nutrients and have anti-oxidant, anti-cancer, eyesight protection and other effects. They are produced in large quantities in China, but they have strong seasonality and short shelf life. Excess blueberries must be frozen or processed in other ways. Therefore, people are paying more and more attention to blueberries. Deep processing, a deep processing product that can not only retain the nutritional value of blueberry itself, but also is convenient to store and eat is in great demand, and processing blueberry fresh fruit into powder form of food has a good market prospect. [0003] During the processing of the blueberry fruit powder in the prior art, the blueberry residue filtered after the...

AI Technical Summary

Problems solved by technology

The long drying time of hot air drying can easily cause the loss of certain nutrients contained in blueberry pulp, such as the loss of anthocyanin oxidation and degradation; while spray drying is not suitable for products with high sugar content, which can easily lead to sticky walls, but Blueberries contain more low-molecular-weight sugars, and the use of spray drying will cause problems such as sticky and hygroscopic products in the later stage of blueberry drying.