bilberry powder, bilberry powder Manufacturers & Suppliers in China
What is bilberry powder？
Blueberry, also known as blueberry ，bilberry powder and blueberry, is a perennial deciduous or evergreen shrub. Blueberries are produced in North America and Europe. At present, there are more than 500 varieties all over the world, mainly divided into four categories: dwarf clump (< v. angustifolium ‘), high clump (vcorymbosum), rabbit eye (FTAs wanei) and half tall clump (vangustifbliimx vcorymbosutn), most of which are distributed in the northern hemisphere (Li Yadong, 2001). Blueberries were first introduced in Northeast China, mainly in the big and small Xing’an Mountains.
In recent years, blueberries，bilberry powder have been gradually introduced in Liaoning, Shandong, Zhejiang and Yunnan, and a certain planting scale has been formed (Tao Boxu, 2013) o China’s blueberry planting industry has developed rapidly, from more than 1400 hectares in 2007 to 20000 hectares in 2014, with a total output of more than 10000 tons.
Blueberries，bilberry powder rank 28th in the world’s fruit output ranking, and the processing raw materials of the products are in sufficient supply.
What is the global distribution, cultivation area and yield of blueberries,bilberry powder
Global blueberry ，bilberry powder distribution Blueberry cultivation has spread all over the world, forming six production areas: North America, South America, Europe, Mediterranean & North Africa, sub Saharan South Africa and Asia & Pacific (Asia Pacific region). Blueberry cultivation and production has begun in more than 58 countries.
The cultivation area of high cluster blueberry in the world almost doubled from 2008 to 2016, from about 65696 hm2 to about 135338 hm2. By 2016, the output will reach 655000 tons.
Among them, North America, South America and Asia Pacific are the three main production areas of blueberry cultivation and production in the world.
The United States, Chile, Canada (British Columbia), Spain, China, Argentina, Poland, Peru, Mexico and Morocco are the top 10 blueberry producing countries, covering North America (3), South America (3), Europe (2), Asia Pacific (1) and the Mediterranean & 5 major production areas in North Africa (1)
What is the fruit maturity and main varieties of blueberry in various regions of the world
Among them, North America basically realizes the supply of fresh fruits throughout the year. The fruit supply period in Mexico and Central America is from September to May of the next year, and that in other regions is from March to September.
Taking advantage of the advantages of the southern hemisphere, the fruit supply period in South America can be from July to march of the next year, and the fruit supply period in Chile is from November to march of the next year. From March to September in Europe, Spain began to continuously supply fruit 4 in March Months. The Mediterranean & North Africa region is from February to September.
The fruit supply of each country in the region starts earlier, from February to March The fruit began to mature in February.
Morocco, Egypt and Tunisia began to supply fruit in February, lasting for 4 ~ 5 months.
The fruit supply period in Turkey began in March and lasted for 7 months. Sub Saharan Africa from August to January of the following year. The fruit supply period in Asia is from March to October.
China can realize the fruit supply period of 8 months from March to October through different cultivation modes, and India and Japan can supply fruit It began in May and lasted for 4 months, while South Korea began in June and lasted for 3 months.
What are the main varieties of blueberries in all regions of the world
Throughout the world, there are more than 30 main blueberry varieties , “Duke”, “Bluecrop”, “el – liot”, “Jersey”, “Draper”, “legacy”, “Brigitta blue”, “Aurora” and “bluegold” It has become the main cultivar of beigaocong blueberry in various production areas, “O’Neal”, “Star”, “Emerald”, “snowchaser”, “Biloxi” and “private” (private) is the main cultivated nangaocong blueberry variety, and brightwell, powderblue and och – lockonee are the main cultivated rabbit eye blueberry varieties.
Other varieties include “Camellia”, “suziblue”, “Ventura” and “UF varieties” of nangaocong. It should be noted that “bluegold”, which is mainly cultivated in Eastern Europe, belongs to half high cluster blueberry.
Due to its cold resistance and excellent fruit characteristics, it has become a leading production variety in Poland
What are the functional components of blueberries,bilberry powder
Blueberry fruit is small, with a single fruit weight of 0.5-5.0 g. the fruit is blue, the pulp is fine and white, the color is attractive, sweet and sour, and has a unique flavor Blueberry fruit is rich in various bioactive components.
In addition to common substances such as sugar, acid and vitamins, it is also rich in a variety of antioxidant substances, such as superoxide dismutase (SOD), flower color Xi, bear fruit Xi, flavonoids and so on
Because of its rich nutritional value and important physiological functions, it is listed as one of the five major human health foods by the international food and Agriculture Organization (FAO) (Benvenuti and pellati, 2004)
What is the nutritional function of bilberry powder
Anthocyanin is a small molecule and water-soluble substance. It is easy to be quickly absorbed by the human body when taken orally. It has a strong ability to quench free radicals. It is the most effective pure natural antioxidant found by human beings
Experiments have proved that Huase Xi can clear free radicals through the blood-brain barrier, protect nerves from oxidation, delay cell aging and prevent Alzheimer’s disease
bilberry powder，The antioxidant activity of blueberry anthocyanins in cancer cells was proved by cell experiment. Rhodopsin plays an important role in the retina. Its existence enables the human eye to see objects clearly.
The anthocyanin in blueberry fruit can inhibit the activity of reactive oxygen species and prevent the function of light-induced photoreceptor cell death, promote and strengthen the regeneration of rhodopsin, improve the visual acuity of human eyes, and then improve visual acuity
What is the current status of bilberry powder processing
Blueberry fruit,bilberry powder is soft, juicy, sour, sweet and palatable, with an edible rate of 100%, but it is not resistant to storage at room temperature. It will rot after 2-4 days at room temperature. After picking blueberries, a small part will be used for fresh food, and most of the others will be used as raw materials and processed into blueberry products.
Processing can solve the problems of fresh fruit storage and low fruit utilization, increase the types of market products and improve the added value of blueberries
At present, there are many types of blueberry bilberry powder products in the domestic market, and its processing forms are mainly divided into two types: primary processing and deep processing.
Frozen fruit and pure fruit pulp are often added to products as primary processing products; Deep processing products mainly include fruit juice drinks, dairy products, baking, cans, jam, fruit wine, etc
What are probiotics of bilberry powder
With the improvement of life quality, people’s requirements for food gradually turn to the direction of nature, nutrition and health, and probiotic health food is also popular.
In 2001, the world food and Agriculture Organization (FAO) and the World Health Organization (who) defined probiotics as living bacteria that can play an effective role in the health of consumers by ingesting an appropriate amount
The definition generally accepted by the international nutrition community is: “probiotics” is a kind of bacteria (or microorganisms) beneficial to human body. They can be taken directly as food additives to maintain the balance of intestinal flora
Where do probiotics come from of bilberry powder
Probiotics are widely distributed in nature. Fresh vegetables, fruits and sour milk products are common sources of probiotics
Probiotics are mainly divided into three categories: Lactobacillus, gram-positive Acinetobacter, decomposing sugars to produce lactic acid, including Lactobacillus acidophilus, Lactobacillus casei, Lactobacillus Jennings, etc; Bifidobacteria, belonging to actinomycetes, whose metabolites are lactic acid and acetic acid, including Bifidobacterium longum, Bifidobacterium infantum, Bifidobacterium brevis, etc; Gram positive cocci, including Lactococcus, Streptococcus, etc
What is lactic acid bacteria of bilberry powder
Lactic acid bacteria (Lab) is a general term for a class of non budding, Gram-positive bacteria that can ferment carbohydrates (mainly glucose) to produce a large amount of lactic acid
According to the metabolic pathway, lactic acid bacteria are divided into two categories: one is homofermentation, including Lactobacillus plantarum, Lactobacillus casei, Lactobacillus acidophilus and Lactobacillus pentose. During the fermentation process, glucose will be converted into lactic acid without producing other substances;
bilberry powder， The other is heterotypic fermentation, including Leuconostoc mesenterica, Lactobacillus brevis, Lactobacillus fermentans, etc. in addition to lactic acid, ethanol, hydrogen peroxide and CO2 are also produced in the fermentation products.
Lactic acid bacteria are widely distributed in nature and consist of at least 23 genera. Most of the flora comes from the human intestine and plays an important physiological function, which is very important for the body. Human beings have used lactic acid bacteria for thousands of years, but it is only more than 30 years since they began to study scientifically
Why are lactic acid bacteria so widely used in the food industry
There are two main reasons for the wide application of lactic acid bacteria in the food industry: on the one hand, the raw materials produced aroma components and bioactive substances after fermentation by lactic acid bacteria, such as phytase, glycoximase and isoflavones
It improves the flavor and nutritional value of food; Another main reason is that lactic acid bacteria fermentation can prolong the storage period of food and improve the added value of products
What are the basic nutrients of blueberry fruit bilberry powder
Blueberry fruit ,bilberry powder has an average weight of 0.5 ~ 2.5G per fruit, beautiful color, delicate pulp, sweet and sour taste, very small seeds, and the edible rate is 100%.
The food and Agriculture Organization of the United Nations lists it as one of the five health foods for human beings
Berry fruit ,bilberry powder is rich in nutrition. In addition to macro nutrients such as protein, lipids and carbohydrates, it is also rich in vitamins and micronutrients such as iron, zinc and manganese.
Blueberry fruit ，bilberry powder contains about 15 ~ 17 kinds of amino acids, and contains eight essential amino acids for human body. The total amino acid content can reach 1.08% ~ 2.54%, which is higher than that of hawthorn
In recent years, the content of dietary fiber in blueberry，bilberry powder is also high. The cellulose content of mature blueberry fruit is very high, and the cellulose content of fresh fruit can reach 4.5%, which is 1.5 times and 3.5 times that of kiwifruit (2.9%) and apple (1.3%) respectively
In addition, in high cluster blueberries,bilberry powder， lipids contain a large number of octadecanoic polyenoic acids and oleic acids such as linolenic acid and linoleic acid, and the content of unsaturated fatty acids is higher than that of saturated fatty acids; The content of unsaturated fatty acids was 4.5 times and 1.8 times that of apples and bananas, respectively
What are the main functional active components of blueberry fruit bilberry powder
Blueberry，bilberry powder contains a large number of functional active substances beneficial to human health, and the flavonoids dominated by anthocyanins have attracted the most attention.
In addition, the functional and active components of blueberry, such as ellagic acid, chlorogenic acid and pterostilbene, have gradually attracted people’s attention
Anthocyanins mainly have the functions of anti visual degradation, lowering blood pressure, delaying aging, anti-cancer, improving memory, preventing cardiovascular diseases and reducing blood lipids
At present, it is very common to extract anthocyanins from blueberries and make health products and beauty products with anthocyanins in blueberries as the main raw materials. Among them, health products mainly appear in the form of frozen dried fruit powder, dried fruit, jam, canned fruit juice, fruit wine and capsule. These products have strong health care effects, anti-oxidation, anti-aging, enhancing body immunity and so on
What is anthocyanin of bilberry powder
Anthocyanin (anthocyanidin), also known as anthocyanin, is a flavonoid in phenolic compounds. It has a typical structure of flavonoids. The basic structural unit is 2-phenylbenzopyran cation.
The content, species and antioxidant capacity of anthocyanins in blueberries vary with different cultivation methods, varieties, harvest seasons and regions.
The anthocyanin content of wild blueberry， Blueberry powder varieties is as high as 330 ~ 338mg / 100g fresh fruit quality, and that of cultivated varieties is generally 70 ~ 150mg / 100g fresh fruit quality.
Among the New Zealand blueberries determined by scalzo et al. , the anthocyanin contents of late maturing varieties velluto blue and centra blue are relatively high, while the anthocyanin contents of early maturing varieties Blue Bayou, blue moon and sunset blue are relatively low
What is ellagic acid of bilberry powder
Ellagic acid is a natural polyphenol component. It is a dimeric derivative of gallic acid and a polyphenol dialactone. It is a natural antioxidant. It has the effects of anti-aging, enhancing body immunity, resisting cancer and antioxidation.
Natural ellagic acid was first found in fruits such as raspberries, strawberries and cranberries, and then in plants such as chestnuts and pomegranate leaves
What is chlorogenic acid
Chlorogenic acid, a phenolic compound, is a phenylpropanoid synthesized by plant cells through the intermediate product of pentose phosphate pathway (HMS) during aerobic respiration
What are the health functions of blueberry fruit
Blueberry fruit , Blueberry powder has a strong health care function due to its rich content of functional factors, which is mainly reflected in improving eyesight, strong antioxidant and free radical scavenging ability, preventing or resisting diseases including cancer, regulating metabolism and improving memory
Why can blueberries improve vision
Human eyes can see objects because of the existence of rhodopsin on the retina. Anthocyanins in blueberries can inhibit the activity of reactive oxygen species and prevent light-induced photoreceptor cell death, and can activate and promote the resynthesis of rhodopsin.
Anthocyanins in blueberries can protect the retina of mice from light induced retinopathy through preventive neuroprotection
Blueberry anthocyanin has obvious protective effect on retinal light injury in rats, and its mechanism may be related to its anti lipid peroxidation effect
Flavonoids can remove cataracts and lenses in the eyes caused by ultraviolet radiation and external pollution. In China, myopia is very common, and the population of myopia tends to be younger and younger.
Using blueberries rich in anthocyanins and other flavonoids to develop human eye health products with blueberries as raw materials plays a positive role in preventing myopia and reducing the incidence of myopia
Why do blueberries have strong antioxidant and free radical scavenging abilities
Blueberry, bilberry powder is rich in antioxidant substances, such as anthocyanin and ellagic acid, so its antioxidant effect is very obvious
Cell antioxidant activity assay (CAA) was used to determine its antioxidant activity in human colon cancer cells (Caco-2 cells), human liver cancer cells (HepG2 cells) and human endothelial cells, which proved that blueberry anthocyanin had intracellular antioxidant activity
The maximum scavenging rates of anthocyanins, phenolic acids and flavonoids in HepG2 cells were 37%, 49% and 53% respectively, and the components had additive effect on scavenging intracellular ROS, which had good antioxidant activity
Why do blueberries prevent and resist disease
Blueberries are rich in functional factors, so eating blueberries plays a positive role in preventing and treating some diseases
Blueberries have anti-inflammatory effects. Effective consumption of blueberries has a good effect in preventing cardiovascular and cerebrovascular diseases, lowering blood pressure, lowering blood lipid and eliminating inflammation
Why does blueberry prevent and treat cancer and tumor
Anthocyanins, bilberry powder ellagic acid and pterostilbene in blueberries play an active role in the prevention and treatment of cancer and tumor.
According to the current diet of Americans, the survey found that if half of Americans increase their consumption of fresh fruits and vegetables, including blueberries, every year, about 20000 people may avoid cancer
Why can blueberries regulate human metabolism
Blueberries ,bilberry powder are rich in vitamins and minerals, especially B vitamins
Among them, B vitamins and minerals can promote the metabolism between nutrients and maintain the acid-base balance of the human body. In addition, chlorogenic acid in blueberries can alleviate obesity symptoms by regulating fat metabolism.
Anthocyanins and phenols can inhibit pathogenic bacteria in the intestine and protect probiotic bacteria, which is of great significance in regulating metabolism. By eating blueberries to supplement minerals, vitamins and other nutrients, it plays a positive role in regulating human metabolism
Other benefits of blueberries
The memory decline caused by the aging of mice can be delayed by adding blueberries to the diet. Papandreou et al. confirmed that supplementing the polyphenol extract of blueberry to mice can improve the antioxidant activity of the brain and improve the vitality of the brain.
Red sandalwood stilbene in blueberry has the effect of anti radiation. Bai Jiali et al. found that the protective effect of red sandalwood stilbene on ICR mice damaged by 6.5gy radiation is better than resveratrol, and the radiation protective effect of low-dose red sandalwood stilbene group is the best. Cristian et al. confirmed that eating wild blueberries can improve the DNA damage of lymphocytes induced by H2O2 and protect genes
What is blueberry extract
Blueberry，bilberry powder , also known as bilberry, is a kind of blue berry, belonging to Rhododendron family. There are more than 500 species in the world, belonging to tufted shrubs, and the tree height varies significantly due to different species.
High cluster blueberry is usually 2.5 ~ 3.5m, low cluster blueberry is 0.8 ~ 1.5m, while rabbit eye blueberry is usually 3.0 ~ 5.0m, up to most varieties.
The fruit is dark blue when mature, and some varieties are light red. The fruit shapes are various, mostly oblate or spindle.
The average single fruit mass is 0.3 ~ 3.0g. The pulp tastes fine, the pulp is rich, the root is hairy, and the distribution is shallow
What are bilberry powder nutritional value
Blueberry，bilberry powder is a very nutritious fruit. According to the analysis and determination of blueberry components by evaluation Center of Chinese Academy of Agricultural Sciences, every 100g of blueberry，bilberry powder fresh fruit contains 400-700mg protein, 4790mg amino acid, 12.3-15.3mg carbohydrate > 500-600mgO. Blueberries also contain a variety of vitamins, minerals and antioxidant activity
What is the structure and classification of decors of bilberry powder
Anthocyanins, also known as anthocyanins, mainly exists in plant cell fluid. It is a water-soluble natural pigment and belongs to flavonoids
Under natural conditions, there is generally no free anthocyanin. The anthocyanin in fruit mainly exists in the form of sugar, which usually forms anthocyanin with one or more sugars such as glucose, lactose, galactose, maltose, arabinose, gentian sugar and rhamnose through the sugar bond. Th~13]o anthocyanin belongs to flavonoids, and its basic carbon skeleton is c6-c3-c6, with 3,5, Cationic structure of 7-trihydroxy-2-phenylbenzofuran\
What are the physical and chemical properties of flower color Xi of bilberry powder
The anthocyanin can be dissolved in polar solvents such as water, methanol, ethanol, acetone, glacial acetic acid, tartaric acid, dilute acid and dilute alkali, but insoluble in non-polar solvents such as benzene, xylene, chloroform, ethylamine, petroleum and oil. The color of the anthocyanin will change according to the pH [inquiry, under acidic conditions, the anthocyanin will be red (pH < 3), while under alkaline conditions, the anthocyanin will be blue (pH > 6), Light blue or colorless under neutral conditions.
The maximum absorption wavelength is 520 ~ 550nm in the visible light region and 270 ~ 280nm in the ultraviolet light. It can be judged whether it is anthocyanin by analyzing the anthocyanin extract by visible ultraviolet spectroscopy
In addition, the stability of anthocyanin is not high due to its special structure, especially affected by temperature. Long time heating or high temperature will make the flower color clover form a ring opening chalcone structure and fade.
What is the bioactivity of anthocyanin of bilberry powder
As a natural pigment, color Xi is widely distributed and exists in many fruits, such as purple potato, grape, Sangshi, blueberry, etc. it has attracted much attention from all walks of life because of its many physiological activities. It is found that regular consumption of color Xi can significantly improve vision, slow down the deposition of senile spots, and promote cardiopulmonary function
Moreover,bilberry powder it can delay skin aging, effectively prevent infectious diseases and reduce the risk of early Oppenheimer’s symptoms. It has an auxiliary therapeutic effect on many diseases caused by diabetes.
Nowadays, because the flower color Xi has obvious health care effect, the food rich in flower color Xi is continuously added to the food as a nutritional enhancer
What is the research status of extraction technology of anthocyanin bilberry powder
The selection of extraction process of flower color clover mainly depends on the purpose of extraction (chemical qualitative and quantitative analysis, food additive processing, etc.) and the composition and properties of flower color clover itself.
If qualitative or quantitative analysis is required after the color shake is extracted, the selected extraction method should keep the natural state of the color shake unchanged as far as possible.
The common extraction methods include solvent extraction, supercritical extraction, microwave-assisted extraction, enzymatic hydrolysis assisted extraction and ultrasonic assisted extraction
What is the solvent extraction of blueberry extract
Solvent extraction is the most commonly used extraction method of anthocyanin, and its principle is similar to the principle of similar solubility.
The effective selection of organic solvents is the key of solvent extraction. For the solvent, it is necessary to ensure the greater solubility of the active ingredients and avoid the residue of other impurities. It is also necessary to consider the recovery cost of the solvent and whether the residue of the solvent will affect the safety of the extract and the subsequent process
What is supercritical extraction of blueberry extract
Supercritical fluid extraction (SFE) is a new separation method. Supercritical fluid is a supercritical fluid, which is a non gaseous and non liquid state between gas and liquid. This material can exist only when its temperature and pressure exceed the critical point
What is the microwave-assisted extraction of blueberry extract
Microwave assisted extraction (MAE) is a new technology which uses the high frequency vibration of microwave to improve the extraction rate. Microwave is an electromagnetic wave with a frequency of 300 ~ 3000ghz.
Compared with infrared and far infrared, it has a longer wavelength and can better penetrate the interior of the medium
When the microwave penetrates into the medium, it can vibrate with high intensity with the medium. If the microwave frequency is 2450 MHz, the molecules of the medium will vibrate 250 million times per second. The high-frequency interaction between the molecules of the medium will separate the extracted substances from the whole system and enter the extractant with weak microwave absorption capacity and relatively small dielectric constant
What is the enzyme assisted extraction of blueberry extract
Enzyme is an efficient and specific biocatalyst, which can gently decompose plant tissue and accelerate the release of effective substances, so as to improve the extraction rate of required substances
The enzymes used in the enzymatic hydrolysis assisted extraction method are mainly cellulase and pectinase. Its principle is to hydrolyze cellulose and then destroy the plant cell wall and its pectin, so that the pectin can be completely decomposed into small molecular substances, and reduce the mass transfer resistance of the medium in the extraction process
What is ultrasonic assisted extraction of blueberry extract
Ultrasound is a sound wave with a frequency higher than 20000 Hz. It has good directionality and strong penetration ability.
The ultrasonic assisted extraction method mainly uses the high-frequency oscillation signal generated by the ultrasonic instrument to convert it into high-frequency mechanical oscillation through the transducer, so as to densify the forward radiation between phases in the medium, accelerate the speed of mass transfer and heat transfer, and release the cell contents, Thus, the effective components in plants can be rapidly diffused and leached
At the same time, the medium will also produce cavitation in the solvent. The cavitation bubble will rapidly expand and rupture in an instant to form a high-temperature and high-pressure environment.
At the same time, it is accompanied by a strong shock wave, so as to destroy the cell structure and rupture it, which is conducive to the dissolution of flower color in plants, so as to improve the yield. Therefore, it has the advantages of shortening extraction time, improving extraction rate, high cost, low pollution and so on
Research status of purification technology of anthocyanin bilberry powder
The crude extract of anthocyanin contains organic components such as protein, sugar, pectin, starch and organic acids, which greatly affect the stability and color value of anthocyanin, making subsequent concentration and drying difficult
At present, the purification methods of anthocyanins mainly include high-speed countercurrent chromatography, macroporous resin adsorption, column chromatography, membrane separation and so on.
What are the effects of bilberry powder
Blueberry ，bilberry powder flower color Xi has a variety of beneficial physiological functions: anti lipid peroxidation, scavenging free radicals, regulating immune function, anti-inflammatory, preventing cardiovascular disease, preventing brain lesions, preventing cancer and inhibiting tumor cells, improving vision and so on
At present, although the domestic blueberry color Xi has been applied to fruit juice, jam, wine, jelly, pickled products, beverages, candy and other foods, it mainly stays in the production of primary processed products, with low added value and no obvious economic benefits.
The low anthocyanin content and extraction rate in blueberry extract have obviously restricted the development of blueberry processing industry in China.
Therefore, the study on the extraction and purification technology of blueberry anthocyanin is of great significance to improve its added value and agricultural efficiency. In this study, the extraction process of blueberry anthocyanin was optimized by response surface methodology and purified by macroporous resin, hoping to obtain the best extraction and purification process and lay a foundation for its product development