(1) Purple cabbage+apple: Purple cabbage can't be eaten with apples, which will greatly affect the absorption of vitamins by the human body.

(2) Purple cabbage+shrimp: According to research, purple cabbage is not suitable for eating with shrimp, because purple cabbage is rich in vitamin C, which may lead to poisoning if eaten with shrimp.

(3) Purple cabbage+cucumber: Cucumber contains decomposing enzymes, and purple cabbage is rich in vitamin C. The combination of the two can decompose the vitamin C of purple cabbage, resulting in a decrease in the vitamin C absorbed by the human body, which will also reduce the nutritional value of the two ingredients.

2, purple cabbage is suitable for what to eat:

(1) Purple cabbage+green pepper: It can promote gastrointestinal peristalsis, thus accelerating metabolism and promoting digestion, which has a good effect on some constipation patients.

(2) Purple cabbage+auricularia auricula: the combination of the two has the effects of strengthening bones and supplementing brain nutrition.

(3) Purple cabbage+carp: The combination of purple cabbage and carp will make the body better absorb the nutrients of both, and also make the absorption of nutrients more comprehensive.

3. Purple cabbage is not suitable for anyone;

(1) Diarrhea and gastrointestinal discomfort: Purple cabbage is rich in cellulose, which can accelerate gastrointestinal peristalsis and metabolism. If you have diarrhea or gastrointestinal discomfort, eating a lot of purple cabbage will lead to diarrhea and bloating, which will cause gastrointestinal discomfort in severe cases.

(2) Physical weakness: Physical weakness means that immunity is not high, because purple cabbage is a kind of vegetable that can benefit dampness. People with weak constitution will only be weaker, so it is not recommended to eat.