Daoist Inner Alchemy Atlas: Practice and Related Medicine, Thunder Rites and Iconology

A special issue of Religions (ISSN 2077-1444).

Deadline for manuscript submissions: 31 May 2026 | Viewed by 13397

Special Issue Editors


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Guest Editor
College of Philosophy, Nanjing University, Nanjing 210023, China
Interests: cultivation studies of daoism and buddhism; philosophy of life
College of Marxism, Sichuan University, Ya’an 610065, China
Interests: the history of daoism; daoist internal alchemy; inner alchemy; daoist classics translation
College of Foreign Languages and Cultures, Sichuan University, Ya’an 610065, China
Interests: the history of daoism; daoist Internal alchemy; inner alchemy; daoist classics translation

Special Issue Information

Dear Colleagues,

Daoism as a philosophy and spiritual tradition is diverse, with many different schools of thought and practices. Inner Alchemy, or neidan, is specific to certain Daoist traditions and is the essence of Daoist culture and thought, which represents a profound understanding of the nature of life, the universe, and the human body, and has been central to Daoism for thousands of years. It is based on the principle of “the unity of nature and man”, adhering to the idea of “the human body is a small universe (人身一小天地)” corresponding to “the cosmos is a large universe (宇宙一大天地)”. It regards humans as a set of tripods and stoves for refining and enhancing one's own life energy (jing 精, qi 气, and shen 神) in the body, achieving dual cultivation of spiritual and physical life (性命双修)。The purpose is to enable Daoists to transcend the mortal realm and achieving true harmony with the Dao by grasping the creation of yin and yang.

This issue focuses on the study of inner alchemy, paying special attention to the practice of Dandao丹道, and it conducts related research on Daoist medicine, thunder rites, iconography, etc. “Atlas” could be viewed as a metaphor for the integration of various Daoist practices into a cohesive system of cultivation. It provides a roadmap to navigate through the inner alchemical processes and understand how each aspect (physical health, energy work, ritual practice, and spiritual observation) contributes to the overall goal of transforming the self.

As the medical knowledge accumulated by Daoists in the process of internal training and external cultivation, Daoist medicine provides a systematic theory of physiology and psychiatry for the practice of Dandao; the Daoist thunder rites, which takes “the mind's nature as the key”, integrates various techniques such as keeping thinking, preserving spirit, internal alchemy, a ceremonial prayer for blessings and eliminating disasters, and talismans and incantations. It emphasizes “internal cultivation to achieve inner alchemy crystallization, and external use of talismans and incantations”, so as to summon wind and call for thunder, subdue demons and defeat monsters, refine the sprites of the dead, pray for sunshine and rain, cure diseases and perform exorcisms, and prevent floods and droughts; Daoist iconology based on the two sets of visual systems inside and outside the human body is the embodiment of the connotation of all categories of Daoism. It is the broad hermeneutics of Daoist theology. Through the medium of images, Daoists understand the mystery of the Dao expressed by them. Therefore, they can enter and practice the Dao and finally achieve unity with nature. In the practice of Dandao, images provide reference and guidance for practitioners to observe themselves and the outside world. Relevant opics for discussion are as follows:

  1. The history, theory, and practice of inner alchemy.

Daoist inner alchemy is a practice rooted in the goal of refining the body and spirit to achieve longevity, spiritual enlightenment, and unity with the Dao (the Way). The theory behind inner alchemy involves cultivating and harmonizing the body’s vital energy (qi), focusing on techniques like meditation, breath control, and visualization. Practices such as qi cultivation and the transformation of jing, qi, and shen are central to the process.

  1. Research on Daoist medicine and the physiological basis of Dandao.

Daoist medicine is deeply intertwined with the principles of inner alchemy, focusing on the balance of qi, the Five Elements, and the yin-yang dynamic. Research in this area delves into how Daoist medicine offers a unique understanding of the body’s energy system and its link to spiritual practices.

  1. The relationship between thunder rites and inner alchemy.

Thunder rites are an important Daoist ritual practice believed to invoke the power of thunder to expel harmful energies, heal ailments, and foster spiritual growth. The use of ritual sounds, symbols, and the invocation of cosmic forces in thunder rites is explored in relation to the energetic shifts and spiritual purification promoted by inner alchemy.

  1. The Inner Visual Study of Dandao Practice.

In Daoist alchemical practice, visual imagery plays a crucial role in guiding practitioners through meditative and transformative states. Visualization techniques, such as imagining the flow of qi through the body or the transformation of jing into qi and shen, are vital in directing the practitioner’s energy. The research examines the role of these inner visualizations in fostering physical and spiritual alignment, enhancing meditative concentration and aiding in the attainment of the alchemical goal of immortality.

  1. Other related content.

This Special Issue also touches upon a range of other related topics, expanding on the broader Daoist worldview and practices that influence inner alchemy, including Daoist cosmology, the philosophy of the Dao, the role of Daoist clergy, and how Daoist arts such as Tai Chi, Qigong, and Daoist Feng Shui are intertwined with alchemical practices. Additionally, articles examining how these ancient traditions are being adapted or integrated into modern holistic health practices and spiritual disciplines are welcomed too.

We request that, prior to submitting a manuscript, interested authors initially submit a proposed title and an abstract of 200–300 words summarizing their intended contribution. Please send this to the Guest Editors or to the Assistant Editor Sandee Pan (sandee.pan@mdpi.com) of Religions. Abstracts will be reviewed by the Guest Editors for the purposes of ensuring proper fit within the scope of the Special Issue. Full manuscripts will undergo double-blind peer review.

We look forward to receiving your contributions.

Prof. Dr. Wenhua Shen
Dr. Yuhao Wu
Dr. Lu Zhang
Guest Editors

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Keywords

  • inner alchemy
  • daoist medicine
  • thunder rites
  • iconology

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Published Papers (7 papers)

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Research

26 pages, 521 KB  
Article
The Crisis and Turning Point of Cultivation Deviations in Daoist Neidan: A Study on the Phenomenon of Zouhuo Rumo (走火入魔) and Its Contemporary Therapeutic Implications
by Ruoyi Wang and Changchun Ding
Religions 2025, 16(12), 1537; https://doi.org/10.3390/rel16121537 - 6 Dec 2025
Viewed by 309
Abstract
Current research on Daoist neidan (內丹, Internal Alchemy) has primarily focused on its philosophical frameworks, practical methods, and therapeutic benefits; however, systematic inquiry into the mechanisms of failure during practice remains limited. This study investigates the long-neglected yet pivotal phenomenon of zouhuo rumo [...] Read more.
Current research on Daoist neidan (內丹, Internal Alchemy) has primarily focused on its philosophical frameworks, practical methods, and therapeutic benefits; however, systematic inquiry into the mechanisms of failure during practice remains limited. This study investigates the long-neglected yet pivotal phenomenon of zouhuo rumo (走火入魔, fire deviation and entry into demonic states) within Daoist cultivation, especially as it emerges in the context of dual cultivation of xing and ming (性命雙修). Through textual and hermeneutical analysis, this study traces the historical evolution, semantic transformation, and causal structure of the term, revealing its dual function as both a technical deviation and a religious warning. Findings indicate that zouhuo rumo arises from the interplay of impure self-refinement, loss of mental focus, improper fire phases (火候), and illusory disturbances, reflecting a profound psychosomatic imbalance rooted in the practitioner’s mind-nature (心性). Daoism interprets this state as mokao (魔考, demonic trials in Daoist cultivation), a transformative mechanism designed to refine inner alignment. On this basis, this study proposes a three-stage healing pathway—Spirit Preservation and Breath Stabilization (存神定息), Inner Vision and Self-Reflection (內觀返照), and Transformation of Form and Refinement of Essence (化形改質)—and constructs a Daoist cultural healing model that integrates moral cultivation, breath regulation, and introspection. This model provides a non-pathologizing cultural framework for enhancing psychological resilience, reconstructing meaning, and addressing contemporary spiritual and psychological crises. Full article
24 pages, 1147 KB  
Article
Astronomy and Chen Zhixu’s Neidan Theory
by Junxin Mao, Jishao Han and Lujun Zhang
Religions 2025, 16(12), 1499; https://doi.org/10.3390/rel16121499 - 26 Nov 2025
Viewed by 444
Abstract
Chen Zhixu (陳致虛), a prominent Taoist master of the Yuan Dynasty, significantly contributed to aspects such as the creation of Taoist genealogy and the theoretical interpretation of Neidan (内丹 internal alchemy studies). Astronomy of different aspects served as an important intellectual resource for [...] Read more.
Chen Zhixu (陳致虛), a prominent Taoist master of the Yuan Dynasty, significantly contributed to aspects such as the creation of Taoist genealogy and the theoretical interpretation of Neidan (内丹 internal alchemy studies). Astronomy of different aspects served as an important intellectual resource for him. Chen Zhixu not only explained the correlative cosmological model in traditional internal alchemy theories, but also introduced systematic calendrical knowledge to broaden the astronomical foundation of his theoretical propositions, thereby strengthening the connection between internal alchemy practices and astronomical research. The model of the cosmic structure based on the Hun Tian theory (渾天說 the Spherical Heaven Theory, a major ancient Chinese cosmological theory that regards the sky as a sphere and encloses the earth in it) that he constructed is not merely a correlative illustration but also laid a solid mathematical foundation for his theoretical system. Nonetheless, Chen Zhixu’s methodological exposition of the hierarchy between internal alchemy practices and astronomical research reveals that his application of astronomical knowledge was selective and ultimately subordinated to, and constrained by, his Taoist transcendental goals. Therefore, Chen Zhixu’s work, to some extent, reveals a structured relationship between Taoism cultivation practices and ancient Chinese science. Full article
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25 pages, 828 KB  
Article
Tracing the Origins of Li Shizhen’s Theory “The Brain Is the Abode of the Original Spirit”—Focusing on Daoist Inner Alchemy Practices in the Tang and Song Dynasties
by Yongming Liu and Kaiheng Sun
Religions 2025, 16(12), 1476; https://doi.org/10.3390/rel16121476 - 21 Nov 2025
Viewed by 640
Abstract
Li Shizhen’s theory “The brain is the abode of the original spirit” has exerted a profound influence on traditional Chinese medicine. However, there has been a long-standing academic debate regarding whether this concept originates from traditional medicine, Daoism, or Western medicine. In fact, [...] Read more.
Li Shizhen’s theory “The brain is the abode of the original spirit” has exerted a profound influence on traditional Chinese medicine. However, there has been a long-standing academic debate regarding whether this concept originates from traditional medicine, Daoism, or Western medicine. In fact, this issue transcends the medical field and is closely linked to profound questions within Daoist culture. By examining Daoist Inner Alchemy Practices, particularly the theories of brain–spirit storage and brain physiology in Daoist Inner Alchemy Practices since the Tang and Song dynasties, as well as their impacts on traditional medical theories, this paper further demonstrates that Li Shizhen’s theory derives from Daoism. Full article
20 pages, 1710 KB  
Article
A Study on the Proposition of “Five Zi Returning to Geng 五子归庚” in Wang Wenqing 王文卿 Thunder Rituals—With a Discussion About the Characteristics of Leifa Internal Alchemy Theory
by Qinyao Zeng and Guangbao Zhang
Religions 2025, 16(11), 1398; https://doi.org/10.3390/rel16111398 - 3 Nov 2025
Viewed by 1062
Abstract
As the teachings continued to expand within Daoism, Thunder Rituals (Leifa 雷法) inevitably faced the crucial question of how to integrate the newly emphasized thunder element within the traditional Five-Phase system upon its emergence. To address this, Wang Wenqing (王文卿), the founding master [...] Read more.
As the teachings continued to expand within Daoism, Thunder Rituals (Leifa 雷法) inevitably faced the crucial question of how to integrate the newly emphasized thunder element within the traditional Five-Phase system upon its emergence. To address this, Wang Wenqing (王文卿), the founding master of Shenxiao(神霄 Daoism school) Daoism who held a pivotal position in the realm of Thunder Rituals, creatively proposed the theory of “Five Zi Returning to Geng” (五子歸庚). On the one hand, drawing upon the Najia (納音 Stem–Branch Correspondence) theory from the Zhou Yi Can Tong Qi, this theory posits that thunder corresponds to the number five, occupies the central position, and belongs to the earth element, thereby reinforcing the core thesis of Leifa’s internal alchemy that thunder is generated through the interaction of water and fire. On the other hand, by ingeniously adapting the Nayin method of the Sixty JiaZi (六十甲子), it offers a creative interpretation of the abstract relationship between thunder and the Five Phases, asserting that all phases ultimately converge toward the central Geng/thunder. Together, these two aspects demonstrate that thunder in fact occupies a central position alongside earth within the Five-Phase system. This theory not only provides a sophisticated resolution to the question of thunder’s relationship with the Five Phases but also furnishes solid theoretical support for the elevated status of Thunder Rituals. Full article
18 pages, 636 KB  
Article
The Body, Gender, and Religious Practices: A Comparative Study of Daoist Inner Alchemy for Women and Buddhist Thoughts on the Female-to-Male Transformation
by Qiongke Geng
Religions 2025, 16(10), 1222; https://doi.org/10.3390/rel16101222 - 24 Sep 2025
Cited by 1 | Viewed by 1444
Abstract
This article examines the concept of female-to-male transformation in Daoism inner alchemy for women (nüdan 女丹) and Buddhism, both of which have records of female practitioners and nuns being required to transform their bodies into men, such as “women change their bodies [...] Read more.
This article examines the concept of female-to-male transformation in Daoism inner alchemy for women (nüdan 女丹) and Buddhism, both of which have records of female practitioners and nuns being required to transform their bodies into men, such as “women change their bodies to become men” (nühuan nanti 女換男體) in nüdan and “transform a woman into a man”(nüzhuan nanshen 女轉男身) in Buddhism. When considering these literal meanings in isolation, this can be interpreted as suggesting that these religions uphold the superiority of the male body with its physical attributes over the female body. Women who practice religious meditation must be transgender to have the possibility of becoming a Daoist immortal or an enlightened Buddhist. But is this the case? This article employs an analytical approach to examine the interpretations of the transgender concept of “female-to-male transformation” in Daoist nüdan and Buddhism. The analysis reveals the metaphorical expressive function of this concept and thereby refutes the simplistic view that equates it with gender discrimination. The present paper reveals the profound differences and commonalities between nüdan and the Buddhist concept of “female-to-male transformation” through comparative analysis of their fundamental concepts, gender metaphors, and cultivation paths. The study demonstrates that while these two traditional systems address gender and transcendence differently, both provide women with diverse paths to spiritual liberation through their unique methods of cultivation. Full article
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30 pages, 8134 KB  
Article
Visual Alchemy: Alchemical Yijing Diagrams 丹道易圖 in the Illustrated Commentary on the Wuzhen Pian Based on the Zhouyi 周易悟真篇圖注
by Xin He
Religions 2025, 16(7), 812; https://doi.org/10.3390/rel16070812 - 20 Jun 2025
Cited by 1 | Viewed by 5058
Abstract
The Illustrated Commentary on the Wuzhen Pian Based on the Zhouyi (周易悟真篇圖注 Zhouyi Wuzhen Pian Tuzhu), authored by the Ming dynasty Confucian scholar Cheng Yiming 程易明, is an illustrated alchemical text that integrates the elixir methodology of Wuzhen pian 悟真篇 (the [...] Read more.
The Illustrated Commentary on the Wuzhen Pian Based on the Zhouyi (周易悟真篇圖注 Zhouyi Wuzhen Pian Tuzhu), authored by the Ming dynasty Confucian scholar Cheng Yiming 程易明, is an illustrated alchemical text that integrates the elixir methodology of Wuzhen pian 悟真篇 (the Awakening to Reality) with the images and numbers (xiangshu 象數) system of The Book of Changes (Zhouyi 周易). Centered on Daoist alchemical theory and elucidated through “Yijing diagrams” (yitu 易圖, diagrams based on the Yijing), it stands as a masterpiece within the tradition of alchemical Yijing studies (dandao yixue 丹道易學). Building on a review of the scholarly history of The Wuzhen Pian, this article focuses on the alchemical Yijing diagrams (dandao yitu 丹道易圖) in the Illustrated Commentary, exploring their terminological definitions, theoretical origins, and diagrammatic systems. By analyzing the structure of cosmology and internal alchemy practice theory (neidan gongfulun 內丹工夫論) as presented in these diagrams, this article demonstrates that the Illustrated Commentary not only inherits the theoretical legacy of early Yijing diagram scholars such as Chen Tuan (陳摶) and Yu Yan (俞琰), but also displays a unique systematic and intuitive approach to illustrating neidan practices through xiangshu diagrams (象數圖解). Notably, diagrams such as “Mundane Continuation vs. Alchemical Inversion” (shunfan nixian 順凡逆仙), the “Three-Five-One Mathematical Model” (sanwuyi shuli moxing 三五一數理模型), and the “Fire Phases” (huohou 火候) reveal attempts to construct an alchemical theoretical system centered on Yijing diagrams. The article further posits that the Illustrated Commentary bridges the gap between images–numbers Yijing studies (xiangshu yixue 象數易學) and alchemical visual hermeneutics, offering a fresh perspective centered on internal alchemy for the study of “Yijing Diagram Studies” (yitu xue 易圖學). Full article
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14 pages, 377 KB  
Article
The Three Ni Doctrine of Healing the World: A New Breakthrough in Qing Dynasty Daoism’s Interpretation of the “Inner Sage, Outer King” Ideal Within the Three Teachings Unity Movement
by Yuhao Wu
Religions 2025, 16(6), 663; https://doi.org/10.3390/rel16060663 - 23 May 2025
Viewed by 1329
Abstract
The Three Ni Doctrine of Healing the World 三尼醫世說 is a product of the Three Teachings Unity 三教合一 movement during the Ming and Qing dynasties. This doctrine is believed to have been directly transmitted by Confucius (Ch. Zhong Ni 仲尼), Shakyamuni (Ch. Mu [...] Read more.
The Three Ni Doctrine of Healing the World 三尼醫世說 is a product of the Three Teachings Unity 三教合一 movement during the Ming and Qing dynasties. This doctrine is believed to have been directly transmitted by Confucius (Ch. Zhong Ni 仲尼), Shakyamuni (Ch. Mu Ni 牟尼), and Laozi (Ch. Qing Ni 青尼), which is why it is referred to as the “Three Ni”. After being extensively refined by the Qing dynasty Daoist Min Yide, the doctrine evolved into a complete theoretical system for healing the world. It advocates for the connection between humans and the world through “qi” 氣. By properly regulating the qi within the individual, one can influence the qi of the world, thereby achieving governance of the world through personal inner alchemical cultivation. The doctrine addresses the challenge of reconciling personal cultivation with the salvation of all beings after Daoism’s decline in political influence. It marks a significant breakthrough in the traditional Chinese ideal of “Inner Sage, Outer King” 內聖外王. Furthermore, Min integrated the Three Ni Doctrine with the Celestial Immortality teachings of Jing’ai Mountain Daoism, creating a systematic Daoist orthodoxy known as the “Heart Lineage of the Most High” (Ch. Taishang Xinzong 太上心宗). This initiative highlights the courage of Qing dynasty Daoist elites in reforming themselves to preserve Daoism’s status within the broader context of the Three Teachings Unity movement. Full article
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