Second, tomatoes, alias tomatoes and persimmons. In ancient times, it was called June persimmon, and the good news was three yuan. In Peru and Mexico, it was originally called "Wolf Peach". All raw mucus glands have a strong smell. The stem lodging easily. The leaves are pinnately compound or pinnately parted, and the leaflets are extremely irregular, oval or oblong in size, with irregular serrations or lobes at the edges. Calyx radial, lobes lanceolate, persistent when fruit; Corolla radial, yellow. Berries are oblate or nearly spherical, juicy, orange or bright red and smooth; The seeds are yellow. Flower and fruit period, summer and autumn.
Third, suitable for the crowd
People suffering from hepatitis, fever and dry mouth, summer heat and polydipsia, loss of appetite, hypertension, nephropathy, heart disease, fundus hemorrhage, cancer, vitamin C deficiency, nicotinic acid deficiency (pellagra), diabetes, gingival bleeding and other diseases are suitable for eating; It is also good for people with poor cholesterol metabolism to eat regularly.
Fourth, matters needing attention
1, not suitable for raw food. Especially for women with spleen and stomach deficiency and cold and menstrual period. Tomatoes contain a large number of soluble astringents and other ingredients, which react with gastric acid and condense into insoluble blocks, easily causing discomfort such as flatulence and pain. If you just take tomatoes as a fruit to supplement vitamin C, or clear away heat and relieve summer heat in midsummer, it is better to eat them raw.
2, can not be eaten raw. Immature tomatoes (blue tomatoes) contain a lot of special toxic substances. This special toxin is lycopene. A small amount of lycopene has little effect on human body, but eating too much will lead to poisoning. Poisoning symptoms: fatigue and weakness, nausea and vomiting. This is a symptom of mild poisoning, which can be life-threatening in severe cases.
3. It is not advisable to eat on an empty stomach. On an empty stomach, gastric acid secretion increases. Because a chemical contained in tomatoes combines with gastric acid, it is easy to form water-insoluble lumps, which often cause abdominal pain, stomach discomfort and flatulence.
4. It is not advisable to heat at high temperature for a long time. Because lycopene is easy to decompose when exposed to light, heat and oxygen, it loses its health care function. Therefore, long-term high-temperature heating should be avoided when cooking.
5, not suitable for eating with cucumbers and cucumbers. Cucumber contains a vitamin C decomposing enzyme, which will destroy vitamin C in other vegetables. Tomatoes are rich in vitamin C. If they are eaten together, they will not achieve the effect of supplementing nutrition.
6. It is not advisable to eat immature cyan tomatoes. Because it contains toxic solanine. Eating immature cyan tomatoes will make you feel bitter and overeating. In severe cases, it will lead to poisoning, dizziness, nausea, general malaise, vomiting and general fatigue, and even life-threatening in severe cases.
7, tomatoes should not be eaten with seafood, too much is easy to be poisoned.