1. Cucumber: Cucumber contains enzymes that decompose vitamin C. Grapefruit is a fruit rich in vitamin C. Eating grapefruit and then eating cucumber has a certain destructive effect on vitamin C, thus reducing the absorption of vitamin C.
2. Crab: Crab is a cold thing, and grapefruit is also cold. Eating crabs after eating grapefruit will stimulate the gastrointestinal tract, easily causing gastrointestinal chills, and may also cause abdominal pain, diarrhea, nausea, vomiting, dizziness and other symptoms.
3, milk: grapefruit is rich in fruit acid, it is best not to drink milk after eating grapefruit, because protein in milk will form a hard clot with fruit acid, making it difficult for gastrointestinal tract to digest and absorb.
Extended data:
Efficacy and function of grapefruit;
1, preventing hypertension. Because grapefruit contains potassium, a natural trace element necessary for patients with hypertension, and almost contains no sodium, it is the best diet fruit for patients with cardiovascular and cerebrovascular diseases and kidney diseases. Eating grapefruit regularly can prevent hypertension.
2. Reduce cholesterol in the blood. Because grapefruit contains a lot of vitamin C, it can resist oxidation and free radicals, and it can also lower blood cholesterol. It is very helpful for preventing cardiovascular and cerebrovascular diseases.
3. Protect blood vessels. Grapefruit contains pectin, which can not only reduce the level of low density lipoprotein, but also reduce the damage of arterial wall.
4. Enhance physical fitness. Because grapefruit is nutritious, it can help the body absorb calcium and iron more easily. Moreover, grapefruit also contains natural folic acid, which can prevent anemia symptoms and promote fetal development for pregnant women. For normal people, grapefruit can enhance physical fitness.
5, lower blood sugar. Fresh grapefruit meat contains chromium, which is similar to insulin. Studies have shown that this ingredient can play a role similar to insulin and lower blood sugar.
References:
People's Network-The efficacy and function of grapefruit have so many benefits.