Osain: Lord of the Forest and Master of Sacred Herbs

September 8, 2026 - Osain is the ninth of the 16 principal Orishas studied in the Bachelor of Sacred Sciences at Orisha University (OrishaUniversity.com) - the Orisha of the forest, the owner of every plant, leaf, and root, and the source of the herbal medicine on which Ifá ritual and healing depend. This release is part 9 of a sixteen-part series by Orisha University founder Ajarn Shaman Shu (Robert S. Shumake, PhD) that introduces each of the principal Orishas, along with their attributes, sacred symbols, and living lessons.
In Yoruba spiritual philosophy, the Orishas are the divine forces through which Olodumare, the Supreme Being, shapes creation, nature, consciousness, and community. They are not distant abstractions. Each Orisha represents a living spiritual principle and a pathway of character, responsibility, and transformation that a human being can study, honor, and grow into.
A note on variation: colors, numbers, offerings, and stories differ across Yoruba, Lucumí, Santería, Candomblé, and diaspora lineages. What follows reflects widely shared associations rather than the rulings of any single house. Serious students should study under qualified elders in a living community.
Who Osain Is
Osain, also called Osanyin, is the Orisha of the forest and the owner of all vegetation. He knows the healing and spiritual properties of every leaf, and the traditional pharmacology of the Yoruba world is his domain. No Orisha can be consecrated, no ebo completed, and no healing performed without the plants that belong to him.
Osain is often depicted as one-eyed, one-legged, and one-armed - a being who lives entirely within nature and belongs to no village. He is secretive, solitary, and profoundly wise, and his stories teach that the earth itself holds the pharmacy of the body and the soul. Ajarn Shaman Shu's work on African plant medicine draws directly from Osain's tradition.
Titles: Osanyin, Elewe (Owner of Leaves), Baba Ewe (Father of Herbs), Agbenigi (He Who Lives in the Tree)
Role: Master of herbs and healing; keeper of the forest; source of the sacred leaves used in every Orisha ritual
Relationship to Orunmila: In narratives Osain was once Orunmila's servant, and Ifá and herbal medicine remain inseparable
Relationship to Shango and Oya: A famous story tells how Oya's wind scattered Osain's herbs among the Orishas, giving each their sacred plants
Sacred Associations
Domain: Herbs, plants, healing, medicine, the forest, ecological knowledge, the hidden power of nature
Colors: Green and earth tones (green, red, and yellow in some houses)
Sacred objects: The gourd (calabash), the mortar and pestle, the forest, the staff with the bird on top, medicinal leaves
Number: 7 and 21
Devotees: Herbalists, healers, physicians, and everyone who prepares sacred leaves honor Osain
Diaspora names: Osain (Lucumi/Santeria), Ossaim or Ossanha (Candomble)
Nature Is the First Physician
Before the hospital there was the forest. Osain's tradition holds that every illness has its answer in a leaf, and that the healer's task is to learn the language of the plants. The Yoruba word for medicine, ewe, also means leaf. This is not metaphor; it is a complete system of botanical, pharmacological, and spiritual knowledge developed over centuries and carried across the Atlantic in the memories of enslaved healers.
Orisha University's Orisha Herbology course studies Osain as the foundation of African sacred medicine, and the university's founder has written on the African origins of the modern plant-medicine and psychedelic-healing movements. Osain reminds every student that healing grows from the ground beneath our feet.
Core Lesson
Nature is the first physician. Osain teaches respect for the living earth and the knowledge that healing - physical and spiritual - grows from the ground. His way is secretive, solitary, and deeply wise, and he asks every student to learn the names of the leaves before claiming to heal.
"Every leaf Osain owns is a lesson in humility. Western medicine is rediscovering what the forest always knew, and our students learn to honor the original source before they borrow from it."
- Robert S. Shumake, PhD (Ajarn Shaman Shu), Founder and Chancellor, Orisha University
(Quote drafted for founder approval.)
Education Before Claims of Authority
Orisha University is explicit that a degree documents completion of an educational curriculum and does not confer priestly initiation. Titles such as Babalawo or Iyanifa involve distinct lineage, training, community, and initiatory requirements. Online learning is presented as a foundation that complements, rather than replaces, living communities, elders, and appropriate initiation.
Study From Anywhere
Structured Ifá education has historically been difficult to find outside a handful of communities. Orisha University's online format allows students in New York, Los Angeles, Chicago, Houston, Phoenix, Philadelphia, San Antonio, San Diego, Dallas, and Jacksonville - and anywhere else in the world - to access lessons from home, review material more than once, complete assessments, track academic progress, and connect their studies to a broader spiritual community without relocating to Nigeria, the Caribbean, or another city.
Companion Reading: Osain in the Library of Ajarn Shaman Shu
Readers who want to go deeper into Osain, the Odu, and the Orishas can begin with the founder's published works, which are available on Google Play and Apple Books. The titles most directly related to Osain are listed first.
Roots of Heaven: The Sixteen Orisa of Santería, Candomblé, and Lucumí
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_Roots_of_Heaven?id=33jxEQAAQBAJ
Apple Books: https://books.apple.com/us/book/roots-of-heaven/id6793958115

The Original AI: Ancestral Intelligence - The 256 Odu of Ifá
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_The_Original_AI_Ancestral_Intelli?id=YaT1EQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6794326065

ASE in Action: Ritual Work, Ebo, and the Three Divination Systems of Ifá, Diloggún, and Obi
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_ASE_in_Action?id=2XjxEQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6797530691

Ori: The Personal Orisha
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_Ori_The_Personal_Orisha?id=z6T1EQAAQBAJ
Apple Books: https://books.apple.com/us/book/ori-the-personal-orisha/id6794320008

Shango: The Thunder King
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_Shango_The_Thunder_King?id=cvjzEQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6797521254

Oshun: Queen of All Sweetness
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_Oshun_Queen_of_All_Sweetness?id=EvjzEQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6795562682

Oya: The Storm Queen
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_Oya_The_Storm_Queen?id=UPjzEQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6797522382

Aje: The Wealth Within You
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_Aje_The_Wealth_Within_You?id=dPnzEQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6795119025

Oshoosi: The Divine Hunter
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_Oshoosi_The_Divine_Hunter?id=99n0EQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6795560301

They Made the Devil Black: The Hidden History of Eshu
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_They_Made_the_Devil_Black?id=v0z0EQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6798299105

The Original African Book of the Dead
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_The_Original_African_Book_of_the?id=jEz0EQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6798294097

The Black Christ: The African Origins of Jesus, Horus, and the World's Savior Tradition
Google Play: https://play.google.com/store/books/details/Ajarn_Shaman_Shu_The_Black_Christ?id=bEz0EQAAQBAJ
Apple Books: https://books.apple.com/us/book/id6798290922

Oduduwa: The First King
Apple Books: https://books.apple.com/us/book/oduduwa/id6793940332

Obatala: The King of the White Cloth
Apple Books: https://books.apple.com/us/book/id6795550265

Olokun: Lord of the Deep
Apple Books: https://books.apple.com/us/book/olukun/id6793954182

Also available now on Google Play and Apple Books: The African Origins of Psychedelics and Its Healing Powers by Ajarn Shaman Shu - essential reading for anyone interested in psychedelic healing, African spirituality, traditional medicine, decolonized wellness, and the ancestral roots of the modern plant-medicine movement.
Continue the Path at Orisha University
Readers who wish to go beyond study can enroll at Orisha University - the world's first AI-powered institution dedicated to the academic study and practice of Ifá, Orisha, and African spiritual traditions. Certificate, Bachelor's, Master's, and PhD programs are offered entirely online at $99 per month. New students can begin with Ifá 101, the introductory course that opens with Ori, Esu, and Orunmila.
Visit: http://orishauniversity.com
Enroll: imready@orishauniversity.com
Explore the sister schools:
- Buddha University - http://buddhauniversity.org | imready@buddhauniversity.org
- Shiva University - http://shivauniversity.com | imready@shivauniversity.com
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About Orisha University
Orisha University is an online religious educational institution devoted to the structured study of Ifá, the Orishas, the 256 Odu, and African sacred sciences. The world's first AI-powered university of its kind, it offers Certificate, Bachelor's, Master's, and PhD programs entirely online at $99 per month. Orisha University operates under Buddha Digital Temple, a 508(c)(1)(a) religious educational institution. Learn more at http://orishauniversity.com.
About the Founder
Robert S. Shumake, PhD - also known as Ajarn Shaman Shu, Oluwo Jolaoso Osainbola, PhD, and Shri Suryanarayana Swamikal - is the author of more than 140 published books and more than 86 DOI-registered academic publications indexed on Zenodo (CERN), the Open Science Framework, and ORCID.
He is the founder and chancellor of seven religious universities operating under Buddha Digital Temple, a 508(c)(1)(a) religious educational institution:
- Buddha University - http://buddhauniversity.org/
- Orisha University - http://orishauniversity.com/
- Shiva University - http://shivauniversity.com/
- Krishna University - http://krishna.university/
- Islam University - http://islamuniversity.org/
- Enoch University - http://enochuniversity.com/
- Egziabher University - http://egziabheruniversity.org/
Media Contact
Orisha University / Buddha Digital Temple
19875 West 12 Mile Rd, Southfield, MI 48076, United States
Website: http://orishauniversity.com
Email: imready@orishauniversity.com
Phone: [Phone number]
Contact: Robert S. Shumake, PhD, Founder and Chancellor
Frequently Asked Questions: Osain, Ifá, and Orisha University
These questions follow the categories used in the Orisha University study guides. Answers reflect widely shared teachings; names, narratives, and ritual practices vary among lineages, and specific ritual instruction belongs to qualified elders.
Foundations and Identity
1. Who is Osain?
Osain is the Orisha of the forest, the owner of all plants, and the master of herbal healing.
2. What does the name Osain mean?
Osain is a contraction of Osanyin; his titles Elewe and Baba Ewe mean "owner of leaves" and "father of herbs."
3. What alternative names are used for Osain?
Osanyin, Ossaim, Ossanha, and Elewe, depending on the tradition.
4. Why is Osain depicted with one eye, one leg, and one arm?
Narratives explain his form differently, but all agree that he is a being of pure nature who belongs to the forest rather than the village.
Cosmology and Spiritual Meaning
5. Why do the Orishas depend on Osain?
Because every Orisha's sacred leaves come from Osain, and no consecration or healing is possible without them.
6. What does the forest symbolize in Osain's worship?
The living intelligence of nature - untamed, generous, and full of hidden knowledge.
7. What is the story of Oya scattering Osain's herbs?
Osain once kept all plants for himself; Oya's wind scattered them among the Orishas, giving each their sacred leaves and making healing available to all.
Destiny, Ori, and Human Purpose
8. What does Osain teach about destiny?
The body and spirit must be healthy to fulfill destiny, and health comes from harmony with the earth.
9. What role does patience play in Osain's teaching?
Plants grow slowly; the healer learns slowly; Osain has no shortcuts.
Character and Ethical Conduct
10. What does Osain teach about secrecy and knowledge?
Some knowledge is protected for good reason; the student earns access through discipline and respect.
11. What does Osain teach about respecting nature?
Taking from the forest without gratitude or restraint is theft from the Orisha himself.
12. What warnings does Osain offer about false healers?
Those who claim to heal without knowing the leaves endanger others and offend Osain.
Blessings, Challenges, and Balance
13. Which blessings are associated with Osain?
Physical healing, protection from illness, knowledge of medicine, and harmony with the natural world.
14. Which cautions accompany Osain's blessings?
Plants that heal can also harm; knowledge misused turns medicine into poison.
Divination, Guidance, and Ritual Boundaries
15. What might it mean when Osain is indicated in a consultation?
Interpretations vary, but Osain often signals health, medicine, the need for cleansing, or a call to learn the herbs. A qualified diviner must interpret a specific cast.
16. What is ewe in Ifá practice?
Ewe means both "leaf" and "medicine"; the sacred leaves are prepared for cleansing, healing, and consecration under Osain's authority.
17. Why must herbal and ritual detail be left to qualified practitioners?
Improper use of plants can cause harm, and the preparation of sacred leaves is governed by initiatory knowledge.
Society and Contemporary Application
18. What can Osain teach about health today?
That healing begins with the earth, the diet, and the body's relationship with nature.
19. How does Osain relate to the modern plant-medicine movement?
Ajarn Shaman Shu's book The African Origins of Psychedelics and Its Healing Powers argues that today's plant-medicine movement has ancestral roots in African traditions like Osain's.
20. How can Osain's teachings inform ecological responsibility?
If the forest is a living Orisha, then deforestation and pollution are spiritual offenses as well as environmental ones.
Study at Orisha University
21. What is Orisha University?
Orisha University is an online religious educational institution devoted to the structured study of Ifá, the Orishas, the 256 Odu, and African sacred sciences.
22. Who founded Orisha University?
Robert S. Shumake, PhD, who writes and teaches as Ajarn Shaman Shu and is known in the Yoruba-Ifá tradition as Oluwo Jolaoso Osainbola.
23. Are Robert Shumake and Ajarn Shaman Shu the same person?
Yes. Robert S. Shumake writes and teaches as Ajarn Shaman Shu.
24. What programs does Orisha University offer?
Certificate, Bachelor's, Master's, and PhD programs, all delivered online.
25. How much does Orisha University cost?
Programs are offered at $99 per month.
26. What is the Bachelor of Sacred Sciences?
It is Orisha University's undergraduate degree centered on Ifá and Orisha Studies, built around the sixteen principal Orishas and the 256 Odu.
27. Is the program fully online?
Yes. The primary academic program is delivered online. Optional ceremonies, retreats, or cultural journeys may require separate registration or in-person participation.
28. How long does the program take?
Completion time depends on the current curriculum and the student's pace. Prospective students should consult the official admissions page for credit requirements and expected timelines.
29. What subjects are taught?
Ifá Studies, Orisha Studies, Orisha Herbology, the 256 Odu of Ifá, Yoruba sacred philosophy, African spiritual history, ancestor traditions, sacred plants, spiritual ethics, comparative sacred sciences, meditation, religious leadership, and sacred entrepreneurship.
30. What is Ifá 101?
Ifá 101 is the introductory course at Orisha University. It opens with Ori, Esu, and Orunmila.
31. Can I study Osain from New York, Los Angeles, or Chicago?
Yes. Students in New York, Los Angeles, Chicago, Houston, Phoenix, Philadelphia, San Antonio, San Diego, Dallas, and Jacksonville - and anywhere else in the world - can enroll online without relocating.
32. How do I enroll?
Visit http://orishauniversity.com or email imready@orishauniversity.com.
33. Does a degree make me a priest or priestess?
No. An academic degree documents the completion of a curriculum. Priestly titles require lineage, community, and initiatory training under qualified elders.
34. Does online study replace initiation?
No. Academic study and spiritual initiation are different processes. Orisha University teaches students to respect that distinction.
35. Can beginners enroll?
Yes. The program is designed for beginners seeking a responsible introduction as well as for existing practitioners who want more structured study.
36. What is meant by an AI-powered university?
Orisha University describes itself as the world's first AI-powered institution dedicated to Ifá and Orisha studies, using modern learning technology to deliver its curriculum.
37. What is Buddha Digital Temple?
Buddha Digital Temple is the 508(c)(1)(a) religious educational institution under which Orisha University and its six sister universities operate.
38. What are the sister universities?
Buddha University, Shiva University, Krishna University, Islam University, Enoch University, and Egziabher University.
Books, Author, and Contact
39. Which book covers Osain?
Roots of Heaven: The Sixteen Orisa of Santería, Candomblé, and Lucumí by Ajarn Shaman Shu.
40. Which book covers all sixteen Orishas?
Roots of Heaven: The Sixteen Orisa of Santería, Candomblé, and Lucumí.
41. Which book covers the 256 Odu?
The Original AI: Ancestral Intelligence - The 256 Odu of Ifá.
42. Where can I buy the books?
All titles are available on Google Play and Apple Books. Links are provided in the Companion Reading section above.
43. How many books has Ajarn Shaman Shu published?
More than 140 published books, along with more than 86 DOI-registered academic publications.
44. Where is Orisha University based?
Buddha Digital Temple is located at 19875 West 12 Mile Rd, Southfield, MI 48076, United States.
45. Will there be releases on the other Orishas?
Yes. This is part 9 of a sixteen-part series. Olokun follows Osain.
46. Where can I learn more?
Visit http://orishauniversity.com for program details and admissions information.

19875 West 12 Mile Rd, Southfield, MI 48076, United States

Robert S. Shumake, PhD - also known as Ajarn Shaman Shu, Oluwo Jolaoso Osainbola, PhD, and Shri Suryanarayana Swamikal - is the author of more than 140 published books and more than 86 DOI-registered academic publications indexed on Zenodo (CERN), the Open Science Framework, and ORCID.
He is the founder and chancellor of seven religious universities operating under Buddha Digital Temple, a 508(c)(1)(a) religious educational institution:
- Buddha University - http://buddhauniversity.org/
- Orisha University - http://orishauniversity.com/
- Shiva University - http://shivauniversity.com/
- Krishna University - http://krishna.university/
- Islam University - http://islamuniversity.org/
- Enoch University - http://enochuniversity.com/
- Egziabher University - http://egziabheruniversity.org/

This release was published on openPR.