Asparagus can generally be divided into two types: "green asparagus" and "white asparagus". Green asparagus has a higher nutritional content, which is helpful for cardiovascular protection. Asparagus entered the spring production period in April, which is the best time to taste. Tainan District Agricultural Improvement Farm also reminded that when buying asparagus, you can grasp the key points such as green color, plump stems, tight shoots, and moist base of the incision.
Analysis by nutritionist Song Minghua, one of the characteristics of asparagus is that asparagus is rich in aspartic acid, which can enhance immunity and is regarded as a good health vegetable. Another important nutrient is folic acid ; Other nutrients such as vitamin A, B1, B2 concentrated in the tip of bamboo shoots.
Song Minghua said that asparagus is rich in dietary fiber and some xylo-oligosaccharides, which are helpful for maintaining intestinal health, including the prevention of colorectal cancer and rectal cancer; and asparagus also contains some glutathione, It can participate in the detoxification function of the liver itself, so it has a positive impact on cancer cell metabolism and immune regulation.
In addition, the tips of asparagus are rich in rutin, which can strengthen blood vessels and have a preventive effect on problems such as high blood pressure and arteriosclerosis. However, it should be noted that asparagus is a high-purine food, so if you are experiencing gout attacks or those with poor uric acid control, it is recommended to eat less and avoid excessive intake at one time.
The Tainan District Agricultural Improvement Center of the Council of Agriculture also pointed out that asparagus has been known as the "King of Vegetables" since ancient times. It is rich in fiber, multivitamins and folic acid. The daily intake standard for young women is set at 100%. , every 1The proportion of main nutrients contained in 00 grams of asparagus is 13.6% for vitamin A, 10% for vitamin B2, 12.3% for vitamin C, and 6.7% for folic acid.
Asparagus has a refreshing, crisp and sweet flavor. It can be eaten simply by blanching or stir-frying. Its special flavor is a good ingredient to cool off in hot weather in spring and summer. In the selection of asparagus, Tainan District Agricultural Improvement Farm also taught the public the following three tips:
❶Green and plump: Whether the appearance is green and shiny, whether the tender stems are straight and plump, and the asparagus that have been stored for many days are tender Stems, slightly dented and floppy due to dehydration.
❷The tips of the bamboo shoots are dense and saturated, with no loose ends or open awns.
❸The incision is fresh and moist: In the incised part of the base, the fresh asparagus is full and moist; if it is not kept fresh for many days, the base will be dry and there will be gaps.
In addition, Tainan District Agricultural Improvement Farm also mentioned that domestic asparagus is different from imported asparagus. Lighter green, imported asparagus is darker green and dull in color; imported asparagus is slightly open due to long-term transportation, and the base incision is slightly shriveled and has gaps due to water loss.
◎ Image source/Provided by COA‧Dazhi Image/shutterstock ◎ Consultant/Song Minghua Nutritionist ◎ Source/Council of Agriculture
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