The reason lemonade is bitter is that there is a kind of flavonoid substance inside the lemon peel that causes the lemonade to taste bitter when you drink it, it is the chemicals on the lemon peel, the natural oil on the lemon peel is slightly bitter, bitter and sour both flavors will be aggravated with the increase of temperature.

Another thing is that the lemon boy is cut, also produces bitter pigments. So lemon is suitable for soaking in warm or cool water, not as bitter as soaking in hot water, soaking in hot water is also easy to destroy the VC substances inside the lemon. When soaking lemon slices, you can add a little honey, taste better, but also can eliminate intestinal viruses.

Expanded Information:

Lemon is rich in citric acid, malic acid, vitamin C, potassium, calcium, magnesium, phosphorus, etc., but also contains lemon essential oils, hesperidin, naringenin, and other health care components, slices of water is more conducive to the release of nutrients. Fresh lemons have a strong flavor, and dried lemons have a certain loss of aromatic components and vitamin C.

Fresh lemons must be thinly sliced with the skin. Because the skin of some of the flavonoids higher, such as hesperidin, naringin, etc., they are health ingredients, lemon essential oil is also mainly in the skin inside, and cut thin is conducive to the lemon peel in the aroma of the ingredients out of the bubble. The flavonoids have a mildly bitter flavor that matches the sourness of the lemon itself, making it more thirst-quenching to drink when it's hot.

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