SACRED MEDICINE IMMERSION
An Invitation into Ceremony, Nature, and the Intelligence of the Body
We sit in ceremony not just to receive—but to remember. To honor the intelligence of the body, the land, and the lineage that guides us.
This path is one of reverence, healing, and subtle awakening—shaped by what the individual soul is ready for. In this work, the Indigenous Plant Medicine is not just a plant, but a teacher. A grandmother. A mirror. A deep and cosmic guide.
You are invited to arrive exactly as you are. Nothing needs to be fixed—yet much to be remembered. From gentle insights to profound transformation, the experience meets you where you are willing to meet yourself.
Everything begins with a yes to the unknown.
Join us in creating an intimate and magical experience
WHAT’S INCLUDED:
TWO Indigenous Plant Medicine Ceremonies
A sacred invitation into deep listening, healing, and remembrance. Each ceremony is guided by expert facilitators and held with care and integrity.
TWO Sweat Lodge Ceremonies
A traditional purification ritual designed to help release what no longer serves, ground the body, and prepare for the Plant Medicine experience.
Nature Hikes to Waterfalls & Ruins
We’ll immerse ourselves in the lush surroundings of Nierika—visiting sacred waterfalls, walking the ‘3 Crosses’ trail, and exploring the powerful lands of Timicla, known as 'Sun Dance Land.'
3 Preparation + 3 Integration Group Calls (via Zoom)
Connect with fellow participants before and after the immersion. The pre-journey calls support clearing, intention setting, and nervous system regulation. Integration calls help you embody the medicine and stay connected to the path.
Accommodations + 3 Daily Organic Meals
Enjoy private on-site accommodations and nourishing meals prepared from fresh, organic, local ingredients. Meals are diet-conscious and crafted to support the work.
Gestalt/Group Counsel & Art Therapy
We incorporate guided group processing and expressive arts to help integrate insights and emotions, and to support deeper personal transformation.
Located in a natural paradise in the Sierra mountains of central Mexico, Centro Nierika is a sanctuary for personal growth, healing arts, and intercultural medicine.
Nierika’s mission bridges traditional indigenous medicine with contemporary psychotherapy, offering therapeutic experiences rooted in both scientific rigor and ancestral wisdom.
As a non-profit Civil Association, Nierika is dedicated to:
Researching and protecting traditional indigenous medicine within intercultural frameworks
Conserving the traditions and territories of sacred plants
Advancing policy and legal advocacy for sacred plant medicine
Their ethos is clear: ancestral knowledge and modern science are not at odds—they are companions in service to collective healing.
About Nierika
Your Facilitators
Armando received a B.S. from CCDCR University of Minnesota-Hazelden Foundation Certified Chemical Dependency Specialist. He has worked in the field of treatment and prevention of substance abuse in Mexico since 1991.
Armando was director and coordinator of various clinical treatment programs for addictions and has also collaborated with traditional medicine associations in the study of cross-cultural treatments.
He is currently president of the Institute of Intercultural Medicine of Nierika AC, focusing his work on the advancement of multidisciplinary clinical research protocols to assess the therapeutic potential of psychedelic plants used in ritual contexts, the preservation of indigenous psychedelic culture and drug policy reforms.
Armando Loizaga
Dr. Anja Loizaga-Velder
Dr. Anja Loizaga-Velder received a master’s degree in psychology (Dipl.-Psych.) from Koblenz-Landau University, Germany and a doctorate in medical psychology (Dr.sc.hum.) from Heidelberg University, Germany.
Anja is a psychotherapist specializing in humanist and transpersonal psychology, the study of consciousness, music therapy and ethno-psychotherapy. As part of her scientific work she wrote her master’s thesis and her doctoral thesis on the use of Ayahuasca for the treatment of addictions and has published several articles in international academic journals and book chapters on topics of traditional medicine and mental health. She is Co-founder of Nierika and director of psychotherapy. In addition, she is a professor and researcher in the postgraduate course in Medical and Health Sciences at the National Autonomous University of Mexico.
Seve is a guide devoted to truth, presence, and wholeness. For over a decade, his work has lived at the intersection of wellness, movement, and mindset, with a growing focus on integration—bringing body, mind, and spirit back into conversation.
Seve brings participants into relationship with the facilitators at Nierika and holds the container around the ceremonial experience, offering support, reflection, and integration throughout the immersion. He meets each person with clarity, humor, and a deep respect for their individual process.
Seve Mangrum
THE PERFECT SETTING FOR TRANSFORMATIONAL WORK
Nierika is nestled in a lush subtropical valley at 5,577′ elevation—just a couple of hours from Mexico City.
The center offers:
Private or shared rooms with linens, towels, and basic amenities
Solar-heated showers and reliable internet
Art studio and movement/meditation spaces
Organic, garden-sourced meals prepared daily
On-site nature trails and a peaceful pool area
Accomodations
STRAIGHT FROM THE LAND
Meals at Nierika are prepared with love and intention, using ingredients from on-site permaculture gardens and local farmers. The kitchen honors dietary needs and traditional cleansing protocols.
You’ll enjoy:
Three organic meals a day
Dieta-compatible, vegetarian-friendly options
Ingredients from thriving orchards and herb gardens
Pure mountain spring water filtered without chemicals
Nourishment
Words From Past Participants
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Sasha A
“I loved every part of the preparation to the energy of being at Nierika in ceremony with the family and then the integration that happens afterwards.”
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Brandon B
“I really resonated with the creative therapy after the nights sitting with the medicine. It allowed me to express what came up for me in a creative way, which I had shut off after joining the military.”
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Tucker V
“All elements were clearly thought out and meticulously planned, blended with a beautiful amount of mystery, to create a magical experience.”
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Bryon R.
“Before the immersion I was very dependent on substances that were harming me, I’ve been clean and sober since.”
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Tanner S
“The sweat ceremonies really hit a special place in my heart. It broke me down, but having the support and the chants literally helped me hold onto life. It was beautiful!”
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Amy L
“Each medicine immersion I attended was an accelerator for my healing and expansion. The ceremonies and sweats feel safe and well held, and the biodynamic food and the sacred land were profoundly supportive to my deep internal alchemy process.“
How to Join
If this journey calls to you, we invite you to schedule a free consultation with Seve. This is not a mass experience—it’s a personal one, and we want to ensure the container is right for you.
Come back to nature. come back to yourself.
“How Do I Know if I am Ready for This Work?
Preparation is key to success
The answer often lives in how you prepare. In the weeks before the journey, we invite you to gently clear the mental, emotional, and energetic noise. Slow down. Reflect. Nourish your body and spirit.
Tie up loose ends. Make space for what’s to come. Come to ceremony already attuned to the deeper current moving through your life.