2. Lettuce may also become an allergen of some allergic people, so people who are allergic to lettuce should not eat lettuce to avoid allergic symptoms such as redness, headache and asthma.
3. Lettuce is sensitive to ethylene and easy to induce brown spots, so when storing lettuce, foods that emit ethylene such as apples or bananas should be avoided.
Extended data:
Lettuce is rich in vitamin C, vitamin E, carotene and other nutrients, which not only has high nutritional value, but also has many benefits to health. Originated in the Mediterranean coast, and then introduced to China. Lettuce contains interferon inducer, which can stimulate the human body to produce an "antiviral protein", which can effectively resist viruses and improve the body's resistance. Lettuce contains mannitol, which has diuretic effect.
Lettuce contains lettuce element, which has the functions of hypnosis, analgesia and adjuvant treatment of neurasthenia, and can relieve the mood well, which is conducive to peace of mind. Lettuce is rich in cellulose and vitamin C, which helps the human body to eliminate excess fat, beautify the skin, and has the effect of losing weight and beautifying.
People's Network-What is the nutritional function of lettuce? What should I pay attention to when eating lettuce?