1. Strengthening the spleen and stomach

Corn is a coarse grain in the north, and fodder in the south. But from the point of view of medicine and food, corn is sweet, flat, to the stomach, bladder meridian, spleen and stomach, water seepage effect.

2. Prevent constipation, prevent atherosclerosis

Corn is rich in fiber, not only can stimulate gastrointestinal peristalsis, to prevent constipation, but also promote cholesterol metabolism, accelerate intestinal toxin discharge. Corn oil extracted from corn embryo contains a large number of unsaturated fatty acids, of which linoleic acid accounts for 60%, which can remove harmful cholesterol in the blood and prevent arteriosclerosis.

3. Skin care efficacy

Corn also contains lysine and trace elements of selenium, its antioxidant effect is beneficial to the prevention of tumors, while corn is also rich in vitamins B1, B2, B6, etc., on the protection of nerve conduction and gastrointestinal function, the prevention of athlete's foot, cardiomyopathy, maintenance of the skin health and beauty effective.

4. Sugar-lowering effect

Cornhusk has a certain li, diuretic, hypoglycemic effect, folk are used to diuretic and detoxification. Such as chronic nephritis or nephrotic syndrome patients, can be used to dry corn husk 50 to 60 grams, plus 10 times the water, the fire decoction open, 3 times a day orally, on the diabetic patients to reduce blood glucose is very beneficial, but the role of delayed, in order to drink often.

5. Laxative effect

Corn dregs and corn stalks have good laxative effect. Take 100 grams of corn dregs, soaked in cool water for half a day, slow fire stew, add white potatoes, *** with cooked, drink porridge and eat white potatoes, can relieve the elderly habitual constipation.

Category of varieties of corn

1. hard grain type:

Also known as flint type. The kernel is mostly square and round, the top and all around the endosperm are horny, only the center near the embryo part of the powder, so the appearance of translucent glossy, hard and full. The color of the grains is mostly yellow, with occasional by, red, purple and other colors. Seed quality is good, is a long time in China cultivated more types, mainly for food grain.

2. Horse-tooth shape:

Also called horse-tooth type. The seeds are flattened and rectangular, and because the top of the powder dries faster than the horny sides, the top center is concave, shaped like a horse's tooth, hence the name. Seed skin wrinkles rough opaque, mostly yellow, white, a few purple or red, edible quality is poor. It is one of the most cultivated types in the world and in China, and is suitable for the manufacture of starch and alcohol or for fodder.

3. Semi-horse-tooth type:

Also called intermediate type. It is a cross between hard-grain and horse-toothed corn. The top of the kernel is more shallowly concave than the horse-toothed type, and some are not concave but only white speckled. The powdery endosperm at the top is less than that of horse-toothed type but more than that of hard-grained type, and the quality is better than that of horse-toothed type, which is cultivated more in China.

4. Powdery type:

Also known as soft type. The endosperm is all powdery, and the seeds are milky white and lusterless. It can only be used as a raw material for making starch and is rarely cultivated in China.

5. Sweet type:

Also known as sweet corn. The endosperm is mostly horny, containing more sugar, containing less starch, due to the evaporation of water at maturity so that the surface of the grain is wrinkled, translucent. Mostly used as a vegetable, China's planting is not much.

6. Sweet powder type:

The upper half of the seed is horny endosperm, the lower half is powder endosperm. It is rarely cultivated in China.