Blueberry is an emerging small berry tree species with high economic value and broad development prospects. Ranked first in the world's 15 healthy foods listed by the UK's leading nutritionist.
It is listed as one of the five healthiest foods for human beings by the International Food and Agriculture Organization, and is known as the "Top Ten Health Foods in the World".
The size and color of blueberry fruit varies from species to species. The fruit of most varieties is dark blue or purple when ripe. Wild blueberries are widely distributed around the world. Mainly produced in the United States, the optimum temperature for blueberry growth is 13-30 ℃.
The efficacy and role of blueberries.
1. Antioxidant.
Blueberries have strong antioxidant capacity, can remove excess free radicals in the body, and have the effect of delaying aging
2. Protect eyesight.
Because blueberries are rich in anthocyanins, they can promote the regeneration of rhodopsin in retinal cells, thereby protecting vision.
3. Improve immunity.
Potassium in blueberries can ensure the balance of electrolytes and increase the transformation of lymphocytes, thereby improving the body's immunity.
Blueberries are good, but some people are not suitable to eat them. Blueberries are high in sugar and are a high glycemic index food. Diabetics should not eat too much. Due to the high potassium content of blueberries, excessive consumption of blueberries is not recommended for people with kidney disease.
Blueberry juice is also a favorite of many people, you can try it.
First prepare the blueberries, then put the blueberries into the juicer and add some water or milk. Then plug it in and press the start button. Juicing takes about 5 minutes.
After the blueberry juice is squeezed, pour it into a water glass, and you can drink the delicious blueberry juice drink.
Selection of blueberries.
The tops of blueberries are usually bare. Wipe the peel with a piece of paper. If there is color left on the paper, it was dyed with dates or cherries.
Good blueberries are round, uniform in size, with smooth skins and not sticky to the hand. Uneven size and rough skin indicate stunting and should not be purchased.
Good blueberries are rich in aroma, sweet and sour, and seedless.
If the aroma is light and it tastes sour, it is not yet ripe.
Pinch with your hands, the good blueberry pulp is firm. If it's soft and oozing juice, it's cooked.
If the pulp is dry and the skin is wrinkled, it means that the storage time is long and the water loss is serious.
Blueberry has delicate flesh, unique flavor, moderate sweetness and sourness, and refreshing and pleasant aroma.
