Answer the doubts Lemonade

China Association for Science and Technology hired Fan Zhihong, chief expert in science communication

The summer weather is getting hotter and hotter, people are more and more fond of lemons, and the most popular one is lemonade.

Q: How thick should it be to make lemonade?

Answer: Lemonade is very light and has only a little lemon flavor

Q: How to make lemonade? Drink hot or cold?

Answer: When soaking lemonade, the lemon slices must be cut together with the peel, because the peel contains higher flavonoids, and the lemon essential oil is mainly in the peel, which is the source of the faint aroma of lemonade

First soak in hot water, then let it cool, and then refrigerate it to achieve the best aroma and taste

Q: Does hot water destroy the vitamin C in lemons?

A: Actually, soaking lemon water is not for getting a lot of vitamin

Q: How to store lemons that can't be used up in one day?

A: The storage of lemon fruit is quite good.

Dried lemons can also be used to make water, but because the aroma of the peel has been lost, vitamin C has also been lost, but it can still be used to make lemon tea, providing citric acid and potassium

Q: Can patients with stomach problems drink lemonade?

Answer: If you use a slice of lemon to soak a large bottle of water, the lemonade will taste very light, not as sour as sweet drinks such as cola, and will not cause stomach ulcers - not pure lemon juice (pure lemon juice).

　　People with hyperacidity only need to soak the lemonade as light as possible, because a small amount of citric acid is conducive to the repair of gastric mucosa

　　Q: Is it suitable for people who lose weight to drink lemon water?

　　Answer: For dieters, light lemonade is a good drink.

　　If sweet lemonade is calculated as 5% sugar, a paper cup (200ml) of sugared honey water contains 40 kcal of energy.

　　Q: Is lemon water suitable for gout sufferers to drink?

　　Answer: The main components of lemon water are citric acid, potassium, vitamin C and some polyphenolic antioxidants and a trace amount of lemon essential oil

　　Q: Is light lemon water suitable for kidney stone patients to drink?

　　A: Some people say that lemonade should not be eaten with calcium-rich foods.

　　Calcium citrate is slightly soluble in water and does not seem to be high, but calcium citrate is a good material for making calcium tablets because it can be absorbed by the body without the help of stomach acid

　　In fact, citric acid does not promote stone formation like oxalic acid.

　　Q: Is it suitable for people with high blood pressure and diabetes to drink lemon water?

　　Answer: Unsweetened lemon water has no sodium and almost no energy, but contains potassium, a small amount of vitamin C and a small amount of flavonoids, which is very suitable for chronic patients such as hypertension, coronary heart disease and diabetes

　　Q: Can I drink other fruits in water?

　　A: All kinds of fruits can be added to fruit tea, but they are not as good as lemons - because they all contain more sugar, and once soaked in water, the sugar will be diluted and it will not taste good
.
There is only lemonade, which is not sweet, so you can drink it directly
.
In short, those who drink boiled water feel bland and tasteless, and do not like drinking tea or are sensitive to caffeine, they may try light lemonade instead of sweet drinks
.

　　"China Food News" (August 01, 2022 Edition 07)

　　(Editor-in-charge: Luo Chen)