What are the common varieties of corn? Which is more nutritious?

When it comes to corn, both southern and northern friends are probably very familiar with it. There will be more in the north and less in the south. The fresh corn just picked can be cooked and eaten, fragrant and sweet. So what are the common varieties of corn in daily life? What are their nutritional values and which ones taste better? Next, the editor will show you!

What are the common varieties of corn?

Nowadays, there are more and more varieties of corn on the market, but these are the more common ones: ordinary corn, sweet corn, black corn, waxy corn and high-oil corn.

2. Nutritional value of five common kinds of corn

1. Common corn

Rich in dietary fiber, including cellulose, hemicellulose, pectin and lignin. Fiber plays an important role in maintaining the health of the digestive system, as well as preventing cardiovascular disease, malignant tumors, diabetes and other diseases.

2. Sweet corn

Sweet corn contains fructose, sucrose, glucose, but also contains protein, crude fat and water-soluble protein, which is higher than ordinary corn, but also contains amino acids, carotene, vitamin c, vitamin e, its nutritional value and health effect is the highest in staple food, but also contains signs of anti-aging, vitamin e, fatty acids, selenium, magnesium, vitamins and so on.

3. Black corn

Black sweet corn has high nutritional value and high trace element content, which is 2-8 times that of other grains, and its lysine content is as high as 0.45%. According to the analysis of experts, it belongs to a variety that has changed the amino acid composition pattern of corn endosperm protein. The content of lysine has increased significantly, which has greatly improved the nutritional quality of its protein. Black sweet corn contains more than 18 kinds of amino acids, and its composition and content of eight essential amino acids are completely in line with the "ideal protein" model put forward by the Food and Agriculture Organization of the United Nations and the World Health Organization, so its nutritional value is comparable to that of animal protein and is an ideal food for vegetarians.

4. Waxy corn

Waxy corn has a high starch content, up to 75%, and contains a variety of vitamins and proteins, and waxy corn also contains some carotenes that are not found in sweet corn. More importantly, waxy corn has a much smaller molecular weight than sweet corn, so it is easier to digest.

5. High oil corn

The main results are as follows: (1) compared with ordinary corn, the main advantage of high oil corn is its higher oil content. The oil content of ordinary corn is only 4%-5%, while the oil content of high-oil corn can reach 7%-10%, and the highest oil content is more than 20%. The oil yield of high oil corn is equal to that of soybean in the same area.

(2) the value of high-oil corn is mainly reflected in the corn oil extracted from corn germ, which is not only rich in nutrition, but also has certain medicinal value. It is a high-grade vegetable oil loved by consumers.

In our daily life, the common corn is probably the above five, the editor respectively introduced their nutritional value, we now think which kind of nutritional value is higher?

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