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Blueberry
Blueberry is originated in North America, a shrub perennial berry .The Fruit is blue ,so called blueberries.

English Name: blueberry, meaning blue berry is a small blue berries. Originated in North America, a perennial shrub of small berry fruit. Causal real is blue, it is known as the blueberry.

Blueberry nutrition
Blueberry fruit contains rich protein, dietary fiber, fat, vitamins and other nutrients, with prevent brain aging, protect eyesight, strong heart, anticancer, soften blood vessels, enhance the immune functions, extremely high nutritional ingredients. Blueberry fruit in addition to regular sugar, acid and vitamin C, rich in VE, VA, VB, SOD, arbutin, protein, anthocyanins, edible fiber and rich in K, Fe, Zn, Ca and other mineral elements. A lot of blueberry consumption can improve human immunity, improve the quality of the human body.

Blueberry Special nutritional components

1.Anthocyanin    Anthocyanin is a very important plant water soluble pigments,it is natural anti-aging nutritional supplements and it is currently found in humans the most effective antioxidant bioactive agent. Anthocyanins to human eyes has good maintenance effect, it can relieve eye fatigue, improve eyesight, promote the regeneration of rhodopsin the cells in the retina, preventing myopia, improve visual acuity. The anthocyanin antioxidant capacity of vitamin E is 50 times, 20 times the vitamin C, has anti-aging effect. The anti free radical, anti-aging, prevent degenerative changes in cells, inhibit platelet aggregation, prevent brain disease, arteriosclerosis and other diseases have a certain the effect, but also strengthen the capillaries, improve blood circulation, reduce the viscosity of platelets to prevent blood clots, enhance cerebral function, enhance children's bone density, prevent constipation.

 2.Total acids and organic acids Organic acid content in blueberry accounted for more than half of the total acid content. Organic acid is citric acid, the other with ursolic acid, quinic acid and malic acid. Need to focus on mentioning is ursolic acid, ursolic acid also known as ursolic acid is a component of many natural products, with a wide range of biological activities, especially in the anti-tumor effect of outstanding.

 3.Phenolic acids Blueberry contains several polyphenols, phenolic acid is one of the important category. Phenolic acids are phenolic substances a, with good nutrition function and antioxidant pharmacological activity. There are more than ten kinds of phenolic acids in blueberry. The content of the highest is chlorogenic acid, also known as caffee tannins. Study found the some forms of cancer,( lung cancer, esophageal cancer) had obvious inhibition ,and the antioxidant is also very strong.

 4.Superoxide dismutase Superoxide dismutase (SOD) is widely exist in organism of an acidic metal enzyme, it is an important biological free radical scavenger, its main role is to specific scavenging superoxide anion radicals produced in biological oxidation, known as "the 21st century health gold". Rich in SOD content in blueberry, although slight differences in the content of SOD in different varieties of blueberry, but generally little difference.

 5.Pectin Pectin is a general term for a kind of polysaccharide polymer, scientific research has found, pectin can effectively remove body undigested chyme and a variety of other intestinal toxic key material, while helping to mediate the postprandial blood glucose and intestinal micro flora balance, but also to a variety of modern "diseases of civilization" to good prevention and the role of adjuvant therapy. Rich in pectin content in blueberry, about 1-3 times of general Apple or banana pectin content.

6.Pterostilbene The earliest in the red sandalwood plants were found and named. In 2004 scientists for the first time in blueberries and grapes berries fruits isolated pterostilbene. Study found, pterostilbene also has good antioxidant, anticancer, anti-inflammatory and antidiabetic effect. Especially in the anti colon cancer, pterostilbene showed a very gratifying effect.

Blueberries in addition to the above a variety of nutritional ingredients, but also contain such as cloud bin tannin, sodium benzoate and other substances, for this reason, the United Nations Food and Agriculture Organization are identified as one of the five largest health food for human beings.