1, eating apples should pay attention to can not eat with seafood, ulcerative colitis patients should not eat, should not eat before going to bed after dinner, apple core should not eat, high blood pressure patients to eat less.

2, should not eat with seafood: apples are rich in ellagic acid, and seafood with food will reduce the nutritional value of protein, but also easy to trigger abdominal pain, nausea and so on.

3, ulcerative colitis patients should not eat apples: ulcerative colitis patients with ulcerated thinning of the intestinal wall, however, the hard texture of apples, but also crude fiber and organic acid stimulation, mechanical action of the intestinal wall is easy to induce intestinal perforation, intestinal obstruction and so on.

4, should not eat apples before bedtime and after meals: eating apples before bedtime and after meals is easy to increase the burden on the intestinal tract, causing indigestion.

5, should not eat apple core: apple core contains toxic substances hydrocyanic acid, hydrocyanic acid in the body, will cause dizziness, headache and so on.

6, high blood pressure patients should eat less apples: apples are rich in sugar substances, will stimulate the hypothalamus to make the heart beat faster, so that the blood pressure rises.

7, apples are nutritious, but pay attention to eating apples to chew slowly, eat too fast, then, is not conducive to digestion.