1. Cereals include: corn, millet, Redmi, black rice, purple rice, sorghum, barley, oats, buckwheat/wheat bran, etc.

2. Miscellaneous beans: soybeans, mung beans, red beans, black beans, green beans, kidney beans, broad beans, peas, etc.

3. Tubers: sweet potato, yam, potato, etc.

4. Because of the simple processing, the taste of coarse grains is a little rough, but because of this, many fine ingredients that are not found in flour and rice and have little content are preserved in coarse grains.

5. Plant fiber: Plant fiber is also widely found in fresh vegetables (such as celery, rape, cabbage, cucumber, cabbage, radish, etc.), and fruits, such as bananas, apples, oranges, grapes, etc.