Potassium, a trace element contained in apples, can dilate blood vessels, which is beneficial to patients with hypertension. Zinc is also necessary for human body. When lacking, it will lead to disorder of blood sugar metabolism and decline of sexual function.
Eating apples raw can not only get the above benefits, but also regulate the stomach, because it is rich in fiber and helps to excrete. On the other hand, it is good for people with diarrhea to eat it, because malic acid has a astringent effect, but it should be noted that if it is chronic diarrhea with spleen and stomach deficiency and cold, apples must be wrapped in tin foil, cooked or simmered before eating.
It has the effects of desalting, lowering blood pressure, clearing cholesterol, stimulating intestinal peristalsis, promoting diuresis and relaxing bowels. Pectin in apples can regulate human physiological functions.
Apples can also lose weight and improve people's memory.