Blueberry fruit contains a large number of natural pigments, which can be used to extract natural food pigments

Blueberry, a kind of blue purple, medical value and nutritional value of the double first class fruit, into people's life and medical research, but also into the sight range of businesses. Blueberry have made it onto the pricey fruit list many times, but the hype is all about value, so even if they're expensive, there are still too many people buying them.

How to eat buleberry in general

Blueberry fruit is delicious and contains a lot of substances that are beneficial to human health. In addition to the regular sugar, acid, but also rich in antioxidant components, such as vitamin C, vitamin E, vitamin A and B-carotene, etc.

According to a 1986 study published on the Internet by the Agricultural Center of Tufts University in the United States: Blueberry have the highest antioxidant activity among more than 40 fruits and vegetables, they are also fat and cholesterol-free and low in sodium.

Blueberry fruit contains a large number of natural pigments, which can be used to extract natural food pigments, and has been widely used as beverage coloring and food coloring agents abroad. Scientists in the United States and Japan are working on it.

According to the United States and Japan in 1999 published research data, Blueberry Extract on visual fatigue, amblyopia has adjuvant treatment effect. Blueberry juice is commonly used by American women to make cocktails, regular consumption of blueberry juice can fight urinary infections, heart disease and slow aging. Blueberry has long been an important cash crop in foreign countries, in addition to fresh food, blueberry also has good processing performance, and can be made into a variety of processed products: canned fruit, jam, juice, dried fruit, fermented milk drink, blueberry pie, blueberry candy, blueberry powder, capsule, etc.

In Sweden, sun-dried blueberry fruits are often used to treat diarrhoea in children. 

Blueberry Extract

Anthocyanins belong to the flavonoids in phenolic compounds. They have the typical structure of flavonoids, and the basic structural unit is 2-phenylbenzopyranic cation. The pigment in blueberry fruit is the natural pigment of anthocyanin, which can be mixed into a series of bright and pleasing colors such as blue, blue purple, purple, rose red, pink, etc.  It is a natural pigment with good quality and strong stability.

It is reported that this anthocyanin pigment is beneficial to human eyes, which can eliminate eye fatigue and increase vision. Moreover, it has the physiological functions of reducing cholesterol, inhibiting lipoprotein oxidation, anti-oxidation, anti-aging, anti-ulcer, anti-inflammation and anti-cancer, as well as the remarkable medicinal functions.

Related research institutions in the United States found that blueberry are the fruits with the highest anthocyanin content among fruits and vegetables. The content, species and antioxidant capacity of anthocyanins in blueberry vary with different cultivation methods, varieties, harvest seasons and regions. The anthocyanin content of wild blueberry varieties is as high as 330-338 mg/100g fresh fruit quality, and that of cultivated varieties is generally 70-150 mg/100g fresh fruit quality.

Among the New Zealand blueberry measured by Scalzo et al., the late maturing varieties Velluto Blue and Centra Blue had relatively high anthocyanin content, while the early maturing varieties Bluebayou, Blue Moon and Sunset Blue had relatively low anthocyanin content. The content of anthocyanin in blueberry of rabbit eye was higher than that of blueberry of south bush and north bush.

Garzon et al. determined that the anthocyanin content in the fresh fruits of Columbia blueberry was about 329mg / 100g, while the anthocyanin content in the fresh fruits of wild blueberry in the Da xing an ling of China was (156:1 ± 9.1) mg / 100g.

Longze Biotechnology Co., Ltd. is a professional supplier of raw materials for healthy food, with the best technology, the best quality, the best service and the best reputation, Longze Biotechnology Co., Ltd. wins the satisfaction and recognition of customers. In line with the green nature, harmonious integrity of the company concept to serve the masses and strive to promote the healthy development of the food industry. Longze Biotechnology focus on Blueberry Extract (Blueberry Powder), Elderberry extract (Elderberry Powder), Europe Bilberry Extract (European Bilberry Powder), Cranberry Extract (Cranberry Powder), and other plant extracts, Blueberry Extract (Blueberry Procyanidins) is mainly used in pharmaceutical raw materials, health food, beauty in the field of cosmetics.