The steps of the Valley:

1 . The beginning of the Valley, the diet can be gradually reduced, in two or three days to half or nearly full open state. The first food to thin porridge is appropriate, in addition to eating a small amount of fresh fruit, vegetables, etc., avoid eating cold fish, spicy and stimulating food.

2. During the restoring period, you can eat a moderate amount of dried and fresh fruits and nutritious medicines.

3 . Drinking a few cups of honey water every day during restoration is very helpful. Stop eating and not stopping water during the Valley, should ensure that a sufficient amount of water supply.

4 . The Valley does not abstain from alcohol, you can drink in moderation, but and not too much, too much is more harmful than usual.

"Grain" originated from the Taoist health "not eat five grains", is a common way of ancient people's health. It originated in the pre-Qin Dynasty, popular in the Tang Dynasty, also known as but the grain, go to the grain, the absolute grain, the absolute grain, but the grain, rest grain and so on. The earliest record of the Valley originated from "Zhuangzi - free travel": "Contempt of the mountains of Gushu, there are gods living in. Skin like ice and snow, Nao about if the virgin, do not eat grains, suck the wind and drink dew, ride the clouds and gas, Royal flying dragon, and swim beyond the four seas ......" As a life-prolonging regimen, the Valley has also been documented in many ancient texts.