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What colors are blue foods?
1, eggplant

Solanaceae, Solanum plants. Fruit can be eaten by vegetables. Roots, stems and leaves are used as medicine, which are astringents and have diuretic effect, and leaves can also be used as anesthetics. Seeds are used as detumescence drugs and irritants, but they are easy to cause stomach weakness and constipation. Eating fruits raw can solve the poisoning of edible fungi.

2. Blueberries

Blueberry fruit is rich in nutrition, especially anthocyanins. It not only has good nutrition and health care function, but also has the functions of preventing brain aging, strengthening heart, resisting cancer, softening blood vessels and enhancing human immunity. Because of its high health value, it is popular all over the world and is one of the five healthy fruits recommended by FAO.

3. Vaccinium uliginosum

The fruit of Vaccinium uliginosum is smaller than blueberry, but it tastes stronger. The color of the fruit is darker than blueberry, and it is black and purple; The flesh of blueberry is green, while the flesh of Vaccinium myrtillus is red or purple. When eating fresh Vaccinium myrtillus fruit, consumers' fingers and lips are easily stained. So some dentists in Europe often use their red juice to demonstrate how to brush their teeth correctly, because there will be stains where they don't brush their teeth.

4. Mulberry

Mulberry, also known as Mulberry, Mulberry, Mulberry Date, Mulberry Fruit, Mulberry Bubble, Black Ginseng, etc. , is the mature fruit of mulberry, and is the ear of mulberry in Moraceae. Farmers like to eat their ripe fresh fruits, which are sweet and juicy and are one of the fruits that people often eat.

5. onions (surname)

Perennial herbs of Liliaceae and Allium. Onion contains prostaglandin A, which can reduce peripheral vascular resistance and blood viscosity, and can be used for lowering blood pressure, refreshing, relieving stress and preventing colds. In addition, onion can also scavenge oxygen free radicals in the body, enhance metabolism, resist aging and prevent osteoporosis. It is a health food suitable for middle-aged and elderly people.

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Baidu Encyclopedia-Vaccinium europaeum

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