However, some people don't eat, as follows:

1. Menstrual women should not eat cold lettuce.

Lettuce is cold, which may lead to menstrual disorder and irregular menstruation in menstrual women and aggravate dysmenorrhea symptoms.

2. People with spleen and stomach deficiency or cold constitution should not eat more.

Lettuce is a cold food, which can also stimulate the secretion of gastric juice, and it will be colder for people with deficiency-cold constitution or poor spleen and stomach.

People with eye diseases should not eat more.

According to ancient records, lettuce is poisonous and people should not eat more. Eating too much makes people's eyes paste their poison, which can be solved with ginger juice. Therefore, people with eye diseases should not eat more.

Lettuce.

4. Enough.

Eating lettuce in moderation, if eaten in large quantities, may cause dizziness, lethargy and other poisoning, and may also cause night blindness.

The benefits of eating lettuce:

1. Stimulate appetite

Lettuce stems and leaves contain lettuce, which tastes bitter. It can stimulate the secretion of gastric juice, promote digestion and stimulate appetite.

Calm down and sleep peacefully.

There is a sweet and bitter ingredient-inulin in the milky juice of lettuce stems and leaves, which has the effect of calming and sleeping.

Lose weight and lose weight

Lettuce is high in water content, rich in dietary fiber, low in fat and calories, and high in potassium. It can relieve constipation and diuresis, clear intestines and detoxify, and can play a role in losing weight.

reduce the blood sugar

The content of nicotinic acid in lettuce is high, which can enhance the effect of insulin, regulate blood sugar level and reduce the occurrence of diabetes. Regular consumption of lettuce by diabetics can improve glucose metabolism.

Extended data:

Lettuce contains many nutrients, including vitamin A, vitamin B 1, B2, vitamin E, protein, nicotinic acid, carotene, fat, dietary fiber and trace elements such as calcium, magnesium, phosphorus, sodium and potassium. Every 100g of lettuce stem contains protein 1g, dietary fiber 0.6g, carotene 150g, fat 0. 1g, vitamin C 48mg, potassium 2 12mg, sodium 36.5mg, vitamin A 23mg and vitamin A 23mg.

Lettuce stems are rich in nutrients, but according to the determination, the contents of vitamin C, carotene, protein, sugar, iron and other components in lettuce leaves are much higher than those in stems, so don't throw the leaves away when eating lettuce.

References:

Lettuce Baidu encyclopedia