Topic on discussion of befitting different methods in the plain questions (Twelfth article part II)

The west is an area abundant with gold, jade, sand and stone. The qi of heaven and earth is astringed here. Its people live alongside windy hills where water and soil are rigid. The people wear coarse clothes, lie on hay mats, and eat greasy and fatty foods. Then evils cannot invade their bodies, but diseases occur inside of their body. Oral herbs are beneficial treatment. Therefore, oral herbs also come from the west.

Key Words: discussion of befitting different methods, in the plain questions