Bigu (grain avoidance)

Bigu (grain avoidance) Bigu (辟谷; 辟穀; bìgǔ; pi-ku; ‘avoiding grains’) is a Daoist fasting technique associated with achieving xian “transcendence; immortality”. Grain avoidance is related to multifaceted Chinese cultural beliefs. For instance, bigu fasting was the common medical cure for expelling the sanshi 三尸 “Three Corpses“, the malevolent, grain-eating spirits that live in the...