A Collection of Essential Inner Elixirs

The Essential Collection of Zhuzhen Neidan, compiled by Xuan Quanzi, a Quanzhen Taoist in the Yuan Dynasty. Three volumes, included in the first part of the "Orthodox Taoist Canon". This book excerpts some inner alchemy works and compiles them into a book. The second volume of the upper and middle chapters compiles nineteen inner elixir formulas such as "The Record of Laozi's Visit to Gu Pass", "Zhongli Zhenren's Song of Returning the Alchemy", "Jade Mother's Secret Formula", and "The True Secret of Taishang Vipassana". The second volume contains three papers including "Secret Texts for Internal Use of Qingxia Master", "On the Eight Sections" and "On the Six Links". Most of the poems and formulas in the book discuss the principles of inner alchemy and methods of alchemy, explain terminology, explain the realm that should be achieved in practice and precautions, etc. It is an important reference book for studying the inner alchemy theory of Tang, Song, Jin and Yuan Dynasties.