Asparagus has high nutritional value. Every 1 kg of fresh asparagus contains 25g of protein, 2g of fat, 50g of carbohydrate, 7g of crude fiber, 220mg of calcium, 620mg of phosphorus, 20mg of sodium, 200mg of magnesium, 2.78g of potassium, 0/0mg of iron/kloc-0 and 0.4mg of copper.
Vitamin A900 mg, vitamin C330 mg, vitamin B 1 1.8, vitamin B20.2, nicotinic acid 15 mg, pantothenic acid 6.2 mg, vitamin B6 1.5 mg and folic acid 1.09 mg. Asparagus is eaten with tender stems, with fresh and tender texture, delicious taste, tender and delicious.
Besides providing meals, stimulating appetite, helping digestion and supplementing vitamins and minerals, it also contains more saponins such as asparagine and aspartic acid, which is effective for cardiovascular diseases, edema, bladder and other diseases.
Asparaginase is a drug for treating leukemia. Therefore, asparagus has become one of the healthy vegetables, which is an important reason why it can be planted in a large area in the world and sell well.
At the same time, the quality of various vitamins and trace elements contained in asparagus is better than that of ordinary vegetables.
Nutritionists and vegetarians agree that it is a healthy food and a comprehensive anti-cancer food.
Asparagus is effective in treating lymphoadenocarcinoma, bladder cancer, lung cancer, kidney calculi's disease and skin cancer.
It also has a good curative effect on other cancers and leukemia.
The quality of protein, carbohydrates, vitamins and trace elements contained in asparagus is better than that of ordinary vegetables, but the calorie content is low.
Asparagus contains proper amount of vitamin B 1, vitamin B2 and vitamin B3. The green main stem contains more vitamin A than the white main stem. People with limited sodium diet should avoid canned asparagus. Because it contains a lot of sodium.
Asparagus also contains more saponins such as asparagine and aspartic acid. Asparaginase is a drug for treating leukemia.
Selection of asparagus
The first step is to look at the diameter of asparagus.
Looking at the diameter of the bottom of asparagus, the best size is about one centimeter.
The second step is to look at the thickness of asparagus.
When choosing asparagus, you should pay attention to asparagus is the best.
The third step is to look at the length of asparagus.
Asparagus is best when it is about 20 cm. Such a long asparagus is the most tender and delicious.
The fourth step is to look at the elasticity of asparagus.
When choosing asparagus, be sure to pinch the root of asparagus. If you can squeeze water when you pinch it, it proves that asparagus is very fresh and tender.
Step five, look at the flower head of asparagus.
Asparagus has buds on it. When you look at the buds, you should choose the ones that haven't opened yet, so that the asparagus is fresh.