Lettuce is extremely rich in nutrients, including antioxidants, beta carotene, vitamins b 1, b2, b6, vitamin C and vitamin E, and also rich in trace elements and dietary fiber, including calcium, phosphorus, potassium, sodium, magnesium and a small amount of copper, iron and zinc. Eating lettuce regularly can improve gastrointestinal blood circulation and promote the digestion and absorption of fat and protein. Lettuce can also protect the liver, promote bile formation, prevent cholestasis and effectively prevent gallstones and cholecystitis. In addition, lettuce can remove the garbage in the blood, which has the functions of blood disinfection and diuresis, and can also remove intestinal endotoxin and prevent constipation.

The latest research by scientists found that spherical lettuce contains a protocatechuic acid substance, which has obvious inhibitory effect on pancreatic cancer. In the past, protocatechuic acid was known to have certain inhibitory effects on tongue cancer, gastric cancer, liver cancer, colorectal cancer and bladder cancer. Now it is considered that it also has obvious inhibitory effect on pancreatic cancer.

There are many ways to eat lettuce. Lettuce is an indispensable part of hamburgers. Lettuce dip is nutritious, crisp and delicious, refreshing and pleasant. Insist on drinking raw vegetable soup every day, which helps to relieve mental tension and stress. Compared with raw lettuce, the absorption rate of nutrients can be increased by about 10 times.