Lettuce is low in carbohydrate and rich in inorganic salts and vitamins.
However, if you eat lettuce too much or often, because the biochemical substances in lettuce can stimulate the optic nerve, it will cause dizziness and drowsiness, leading to night blindness or other eye diseases, so it is not appropriate to eat more. Night blindness and eye diseases caused by eating more lettuce will improve in a few days if you don't eat lettuce.
Peel the lettuce, wash and cut into pieces, and put it in a bowl.
Add salt and pepper, stir and marinate for 5 minutes.
Lettuce contains an enzyme, which can eliminate cell mutation caused by ammonium nitrite and has certain anti-cancer effect; The iron contained in lettuce is easily absorbed by human body under the action of organic acids and enzymes, which has a certain therapeutic effect on various anemia; Nicotinic acid contained in lettuce can activate insulin and promote glucose metabolism, which is beneficial to diabetic patients. Lettuce has certain effects of dilating blood vessels, promoting diuresis and improving myocardial contraction function; Lettuce leaves have a certain dietotherapy effect on preventing and treating hypertension. So lettuce is called "medicine in the kitchen".
Lettuce is nutritious and delicious among vegetables. Its milky pulp is fresh and slightly bitter, which can stimulate the taste, help digestion and increase appetite. Lettuce is high in potassium, which is beneficial to diuresis and relieve atrial pressure, and is extremely beneficial to patients with hypertension and heart disease. Trace element iodine contained in lettuce plays an important role in people's basic metabolism, physical and mental development and even emotional regulation, and can also play a role in preventing arteriosclerosis. Lettuce stems, such as bamboo shoots, are nutritious, fresh and delicious, and can be used for cooking. Delicious dishes made of lettuce are green, fresh, crisp, light and appetizing. Just copy the mixed lettuce in the pot.