Food path immortal material

Black oil is an immortal material belonging to food path. Its quality is high, production is abundant, and it is easy to excavate, a trait of food path that keeps costs low. Spreading black oil in a dead aperture slows the disintegration of a blessed land for immortal zombies, and outside that use it is a widely traded Gu refinement material. ^{ch. 1653}

White wine turnip produces white wine inside it. Although it is only rank six, it is a rare food path immortal material. ^{ch. 2076}

Fang Yuan lacks the rank eight food path immortal material needed to raise food path Immortal Gu Cook beyond rank seven. Food path immortal material at rank eight is not easy to gather in a short period of time. Food path was never truly prosperous, so corresponding immortal materials and Immortal Gu stay scarce. ^{ch. 2080}