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What are the advantages and disadvantages of eating ketchup to the body?
Scientific research also found that compared with eating raw tomatoes, people eating processed tomatoes can increase the concentration of antioxidants such as lycopene in blood. This is because high temperature destroys the cell wall of tomato cells, thus increasing the release of antioxidants such as lycopene. In addition, vegetable oils such as peanut oil and salad oil are often used in the cooking process of tomatoes, and these oils will help tomatoes naturally release fat-soluble antioxidants such as lycopene and give full play to their antioxidant effects. Of course, everything has advantages and disadvantages. After heating, vitamin C in tomatoes will be lost, but the contents of lycopene and other antioxidants in tomatoes will increase obviously. Therefore, the overall nutritional value of cooked tomatoes is higher than that of raw tomatoes. In addition, tomato skin contains a lot of lycopene, so it is best not to abandon the skin when eating.

For patients with vitamin C deficiency, eating tomatoes raw is also a good way to supplement vitamin C. However, immature green tomatoes contain toxins and are not suitable for eating. In addition, some tomatoes show a protruding top due to the use of plant hormones in the growth process, and this tomato is also not suitable for eating.

Tomatoes contain certain amount of vitamins and dietary fiber, which is no different from other vegetables. But besides vitamins, tomatoes also contain lycopene. Lycopene is a natural pigment that turns tomatoes red. Its function in human body is similar to that of carotene, and it is a strong antioxidant, which may prevent cardiovascular diseases and some cancers to some extent. It has been reported that men who eat a lot of tomatoes have a relatively low risk of prostate cancer, which is related to the antioxidant components of lycopene in tomatoes.

Recommended reading: Eat tomatoes often to treat ten diseases.

Tomato PK ketchup

Compared with tomatoes, the content of lycopene in concentrated tomato sauce is higher. However, tomato sauce loses the dietary fiber contained in fresh tomatoes. Therefore, experts say that you can eat both fresh tomatoes and ketchup, and it is best to eat both properly.

Eat raw PK cooked

Tomatoes can be eaten raw or cooked. These two ways of eating are good for your health, and you can choose according to your own preferences. According to experts, lycopene and carotene are both soluble in oil, so it is good to fry tomatoes or make soup, and the absorption rate of raw food is low. If vitamin C is ingested, it can be cooked raw or cooked, because tomato has high acidity, which is beneficial to the stability of vitamin C, and the loss after cooking is relatively small. If it is to obtain potassium and dietary fiber, it can be raw and cooked.

Tomatoes are cold and cool, and have the functions of clearing heat and cooling blood, promoting fluid production and quenching thirst. If you are thirsty, eat a tomato, which is very comfortable. But for people who are afraid of cold, cooked food is the best choice, and raw food is prone to intolerance, leading to diarrhea.

Health tips

When eating tomatoes, it is best not to remove the skin, because the skin of tomatoes also contains vitamins, minerals and dietary fiber. In addition, pay attention to washing tomatoes when eating them raw.

Rumor for tomatoes

Regarding the statement that "tomatoes contain nicotine, if eating tomatoes raw equals smoking, it is easy to cause cancer", experts said that the nicotine content in tomatoes is negligible and cannot be mentioned in the same breath as that in cigarettes, so there is no need to worry about it. > > > Pay attention to six taboos when eating tomatoes

How to choose tomatoes

There are many varieties of tomatoes. Strong red, rich in lycopene, is good for preventing cancer. Light yellow contains only a small amount of carotene, but no lycopene. Orange has less lycopene, but higher carotene. The sugar content of small tomatoes is higher than that of large tomatoes, so they are suitable as fruits, but the calories are also slightly higher. Others, such as vitamins, vary with varieties and cultivation methods, and cannot be generalized. Fan Zhihong thinks that if we want to meet the demand of vitamin C, all kinds of tomatoes are good, and the key is to choose the ones that ripen in season, because the vitamin content of the ones that ripen in season is higher than that cultivated in greenhouse. If you want to supplement antioxidant components such as lycopene and carotene, you should choose dark red or orange instead of pink or yellow.

Eating more tomatoes has many benefits.

Tomatoes, also known as tomatoes. It is delicious and nutritious, and it is a fruit-based vegetable for the masses in summer. There are six nutrients in human food, and the content of vitamin PP ranks first among vegetables and fruits. According to calculation, eating 2 or 3 tomatoes a day can meet the needs of vitamins and minerals for one day.

Tomatoes not only have the functions of fruits and vegetables, but also have magical therapeutic and health care functions. It has been reported that a doctor in a British hospital used tomatoes as an auxiliary food to treat patients with coronary heart disease and liver disease, and achieved good results. Tomato also contains fine cellulose, which plays an important role in promoting the excretion of rotten food in the intestine and reducing cholesterol. Malic acid and citric acid in tomatoes can help gastric juice to digest and absorb protein and fat. Tomato can also inhibit a variety of bacteria and fungi, which is beneficial to the recovery of oral inflammation. It has the effects of clearing away heat and toxic materials, promoting fluid production and diuresis, cooling blood and calming liver and lowering blood pressure. In recent years, it has been found that glutathione contained in tomatoes has anti-cancer effect, and it may also delay the aging of some cells.

So, how to eat tomatoes? It is best to eat it raw. When tomatoes are cooked, they lose at least about 30% of their vitamins, so it is better to eat them raw, but they must be washed before eating. Be careful not to eat tomatoes on an empty stomach. Gastric acid and colloid in tomatoes on an empty stomach will cause chemical reactions and produce stones. Immature tomatoes should not be eaten either. Immature tomatoes contain lycopene, which often leads to astringency and discomfort after eating, and even poisoning, nausea, vomiting, dizziness and fatigue.

Tomatoes are not only nutritious, sweet and sour, but also can prevent and treat many diseases.

1.Treatment of gingival bleeding: People with frequent gingival bleeding can wash tomatoes and eat them as fruits for about half a month.

2. Reduce high fever: squeeze half a cup of tomato juice and half a cup of watermelon juice, and mix them once an hour.

3. Heat-relieving: Choose 2 first-class tomatoes, wash and slice them, add a little salt, and decoct them in soup.

4. Lowering blood pressure: People with high blood pressure can take 2 first-class tomatoes every morning, wash them and eat them on an empty stomach, which has a certain effect.

5. Beauty: Squeeze a proper amount of tomato juice, add a little sugar, and apply it to exposed parts such as face and hands after stirring, which can make the skin white and delicate, and at the same time enhance the skin's resistance.

6. Treatment of night blindness: People suffering from night blindness can squeeze half a cup of tomato juice and half a cup of potato juice, and drink them together, one cup in the morning and one cup in the evening every day, and take them for five days as a course of treatment.