Apple is rich in sugar, acid, aromatic alcohol and pectin, and contains vitamins B and C, calcium, phosphorus, potassium, iron and other nutrients. As early as the Tang Dynasty, the medicinal use of apples was recorded. Apples not only benefit the heart and strengthen the spleen, but also promote fluid production and quench thirst. They also have the functions of "moistening the lungs and pleasing the heart, promoting fluid production and appetizing, and sobering up". Apples are sour, sweet and cold. Modern medical research has proved that patients with severe edema eat more apples, which is beneficial to supplement potassium and reduce side effects. Eating more apples during pregnancy can not only supplement vitamins and other nutrients, but also adjust the balance of water saving, salt and electrolyte to prevent acidosis caused by frequent vomiting. Apple can also be used as a whole intestine antidiarrheal agent. In Compendium of Materia Medica, there is a saying that "half-cooked apples 10 slices, 2 liters of water and fried apples 1 liter are eaten together". There are also folk methods to treat chronic diarrhea, neurocolitis and intestinal tuberculosis with apples. Germans also use "Moro Apple Therapy" to treat enteritis. In addition, eating an apple on an empty stomach every morning and evening can treat dry stool. Eating apples after meals has a certain effect on nausea and indigestion; Patients with hypertension can get antihypertensive effect by eating apples three times a day, each time 1-2 apples.
But we know that apples contain galactonic acid, which is very effective for detoxification. Its pectin can prevent food from rotting in the intestine. Eating a few apples or drinking several glasses of apple juice every day can prevent gallstones.
It is unscientific to eat apples for half an hour after a meal. Apple belongs to astringent food, which will make food stay in gastrointestinal tract for too long. Constipated friends should not have the habit of eating apples after meals. And soon after meals, tannic acid in apples and protein combine to form protein tannic acid, which is not easy to digest and even causes flatulence. Therefore, it is better to eat apples two hours after meals.
Apples also have beauty effects. Eat an apple with skin on an empty stomach every day, and you will soon find that your skin has been greatly improved. Become shiny and moist.
You can eat on an empty stomach, but not too much.
Apple not only has high nutritional value, but also has health care function.
Tannic acid, organic acid and other substances in apple have astringent effect; Pectin and cellulose can absorb bacterial toxins, so they can help the intestines stop diarrhea; Organic acids and cellulose can promote intestinal peristalsis, thus playing a laxative role. Therefore, to treat chronic diarrhea and dry stool, you only need to eat 1 apple on an empty stomach every morning and evening, which can be effective; For the treatment of watery diarrhea, half-cooked apples should be boiled in water and eaten with soup.
But be careful not to eat too much, because apples contain a lot of malic acid, vitamin C and citric acid. Eating too many apples on an empty stomach will react with gastric acid, forming a lump that is not easy to melt, leading to acute inflammation of the stomach.