Mainly due to melanin precipitation in the corn cuticle. It is rich in protein and amino acids, and its nutritional content is much higher than other cereal crops. Black corn contains a variety of trace elements, such as potassium, iron, zinc, etc., which is the most important nutritional component in black corn, especially potassium.
Types of corn:
1, common corn
What we usually see is ordinary corn. Generally, its starch content is relatively high, so it is generally used to make corn starch.
2. Sweet corn
Sweet corn tastes sweet, generally called fruit corn, and is usually used to make canned corn, fruits and soups.
3. Waxy corn
Waxy corn tastes sticky, has a faint glutinous rice fragrance, and has a strong satiety.
4. Black corn
The roots of black corn are thick, and its corn grains are purple-black and rich in nutrition.
5, high-oil corn
High-oil corn has the highest oil content among all kinds of corn, and is generally used to make corn oil and cook food.