Why is the skin of plum sour? Is the skin of plum edible?

Sweet and sour plums are listed one after another. They are red, black and yellow. They are brightly colored, but they are also delicious. But when I eat plums, I find that the skin of plums is particularly sour, many times more sour than the pulp. The flesh is sweet and fragrant, but it has such a sour skin. Why is the skin of plum sour? Is the skin of plum edible? Next, let's take a look.

Why is plum peel sour?

Plum peel is sour because it contains more acidic substances, which is harmless to human body, but its taste will not be as good as pulp. Skin acid should also be the expression of self-protection of fruits in the evolution of nature.

Can the skin of plum be eaten?

When eating plums, you can eat them with the skin, but it is more hygienic to clean them and soak them in water for a while.

Plum, like other fruits, contains many nutrients needed by human body, and also contains more amino acids, fat, carotene, sugar, vitamin B 1, B2, C, calcium and iron. Not only delicious, but also has a good maintenance effect on liver disease. The famous doctor Sun Simiao once said, "Liver disease should be eaten". Plums have the following effects:

Help digestion

Plum is actually a nutritious food. Plum can promote gastrointestinal peristalsis, because it contains some substances that can promote the secretion of gastric acid and digestive enzymes, so it helps digestion, and the taste of plum is sour and sweet, which can improve appetite. People who are often prone to constipation or constipation can eat moderate amounts of plum to relieve symptoms.

skin care

Plum contains a lot of vitamins and minerals, and has strong antioxidant capacity. It can not only help digestion, but also promote skin metabolism, replenish water needed by the skin, make the skin more moist, and improve skin problems such as facial dark spots and acne. Therefore, eating plum often can have the effect of beauty beauty.

Diuretic detumescence

Many people may be prone to edema in summer, and the water in the body cannot be excluded from the body. Eating plums can promote diuresis and detumescence, especially for women. Eating plums can alleviate the swelling of the lower abdomen to a certain extent, so plums have the effect of dehumidification and swelling reduction.

Reduce blood pressure and clear liver.

Plum has a certain auxiliary therapeutic effect on hypertension and can stabilize blood pressure. Plums, in particular, are good for the liver, so patients with liver disease can eat some plums in moderation, which has a maintenance effect on the liver, but plums are cold and cannot be eaten more.