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15 Cold knowledge about fruits
15 Cold knowledge about fruits

1, avocado does not lose weight, and its calories are higher than pork.

The fat content of avocado is 15%, and the calorie is161kcal/100g. However, lean pork has only 6% fat and 143kcal/ 100g calories, which is lower than avocado.

2, bananas will be frostbitten in the refrigerator, and the bad land will be faster.

Banana is a tropical fruit, which will be frostbitten at the low temperature of 4℃, the skin will turn black and the pulp will flow. Although it is still edible, it tastes much worse.

3, tomatoes can not be whitening, vitamin C is not as much as cabbage.

The vitamin C content of tomato is 19 mg/100g, and that of Chinese cabbage is 47 mg/100g. ..

Although lemon is sour, its vitamin C is not high.

The vitamin C content of lemon is 22 mg/ 100 g, and its acid is not because of the high vitamin C content, but contains many organic acids (citric acid and malic acid).

5. Winter jujube has the highest vitamin C content in common fruits.

The vitamin C content of winter jujube is as high as 243mg/ 100g, which kills many fruits. However, winter jujube is very sweet and contains more sugar. Don't be greedy.

6, cucumber is not beautiful, more than 90% are water.

It is often seen that someone puts cucumber slices on his face, but in fact, the moisture of cucumber will soon disappear on the skin, and it will not play a role in moisturizing. Moreover, it has a dewdrop-like sticky substance on its surface, which may cause skin tension.

7, eating unfamiliar bananas, but more constipation.

Immature bananas contain tannic acid, which is more likely to cause constipation: even mature bananas have low dietary fiber content, and the effect of relieving constipation is average.

8. The hoarfrost of grape skin is not poisonous, and the grapes with hoarfrost are fresher.

Frost is a natural substance secreted by grapes. It's called oleanolic acid, and frost means that grapes are fresh, harmless to human body, can't be washed away with water, and can be safely eaten.

9. The nutrition of apple skin is higher than that of apple meat.

Half of the dietary fiber of apples is in that thin skin. The next time you give someone an apple, just wash it and don't peel it.

10, driving just after eating litchi may detect drunk driving.

Litchi, bayberry, durian and other fruits are prone to produce alcohol. It is best to rinse your mouth after eating, or drive late to avoid unnecessary trouble.

Worms in Yang Meili are harmless and edible.

White bedbugs in Yang Meili are larvae of fruit flies, which are much cleaner than flies. They mainly eat fruits and do not carry pathogens. Close your eyes and eat with peace of mind.

12, citrus fruits will turn yellow if you eat too much.

The carotene content of oranges, oranges and other fruits is relatively high. If you eat too much at one time, your metabolism will be too late, and your skin will turn yellow. After a while, it will be gone. Pumpkins, persimmons, sweet potatoes, etc. also contain this color-changing function.

13, watermelon is sweet, but the sugar is not high.

Although watermelon is sweeter than most fruits, its sugar content is not high, because the sugar in watermelon is mainly fructose, and the same amount of fructose is much sweeter than sucrose and glucose.

14, cherry is a kind of cherry; Kiwi is kiwi and pineapple is pineapple.

Cherry is a big European cherry, and kiwifruit is a kiwifruit variety cultivated in New Zealand, which is planted in China. Imported fruit pineapple is not necessarily a special variety of pineapple. If there is no thorn, you will not prick your mouth.

15, it is useless to soak pineapple in salt water. Just don't eat more or buy pineapples at once.

It is generally believed that the protease and oxalic acid crystallization of pineapple are the reasons for pineapple stickiness, but salt water will not destroy them. If you want to avoid sticking your mouth, don't eat too much at a time, or just eat pineapple.