Lettuce scientific name lettuce, also known as gold lettuce, Qianjin Cai, etc., are generally divided into two types of leaves and stems, we say the lettuce is the stem lettuce. Stem lettuce is made from long-term long-term selection of leafy lettuce. The edible parts are mainly stems and tender tangies. Edible shoots such as bamboo shoots and tender meat are named as lettuce. Lettuce is generally sown from October to January of next year, and planted from November to early March in the following year and harvested from March to May.
Each 100 grams of lettuce contains the following nutrients:
Heat (kcal) 14
Fat (g) 0.1
Dietary fiber (g) 0.6
Carotene (micrograms) 150
Vitamin B2 (mg) 0.02
Vitamin B1 (mg) 0.02
Vitamin E (mg) 0.19
Vitamin A (micrograms) 25
Carbohydrates (g) 2.8
Vitamin C (mg) 4
Phosphorus (mg) 48
Sodium (mg) 36.5
Calcium (mg) 23
Magnesium (mg) 19
Protein (g) 1
Iron (mg) 0.9
Potassium (mg) 212
Selenium (micrograms) 0.54
Niacin (mg) 0.5
Zinc (mg) 0.33
Manganese (mg) 0.19
Copper (mg) 0.07
Chinese medicine believes that lettuce is suitable for urination, hematuria, diabetes and obesity, neurasthenia, hypertension, irregular heartbeat, and insomnia.
Lettuce has a role in consumer improvement
Lettuce taste fresh, slightly bitter taste, can stimulate the secretion of digestive enzymes, increase appetite, poor appetite, digestive system weakened, constipation patients have a role in remission.
Lettuce diuresis effect of milk
The potassium content of lettuce is higher than that of sodium, which is beneficial to the electrolyte balance in the body and promotes the secretion of urine and maternal milk. And for hypertension, edema, heart disease people have a certain therapeutic effect.
Lettuce has a role in cancer prevention
The various nutrients and trace elements contained in lettuce are used to regulate the nervous system. The iron contained in lettuce is very beneficial to patients with anemia. Lettuce hot water extract substances even inhibit some cancer cells, can effectively prevent cancer and cancer.
The role of lettuce in preventing constipation
The large amount of plant fiber contained in lettuce can promote intestinal peristalsis. The water contained in lettuce can help to facilitate the digestive tract and help the excretion of stool. It can be used to relieve constipation caused by various causes.
Lettuce has a sedative effect
The iodine element contained in the lettuce helps relieve tension and helps sleep and calms the mood.
Lettuce protects teeth
The lettuce is rich in fluorine, which can participate in the growth of teeth and bones, helping to strengthen the teeth and bones. Suitable for children and adolescents who are growing up,
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