What is Icaros?
Icaros (singular: icaro) are sacred healing songs performed by indigenous and mestizo shamans of the Amazon basin during plant medicine ceremonies, most notably those involving ayahuasca. These are not compositions in the conventional sense but rather sonic conduits believed to channel the healing power of plant spirits, ancestral beings, and elemental forces. Each icaro serves specific therapeutic purposes: cleansing energetic blockages, invoking protection, guiding visionary states, or addressing particular physical and spiritual ailments. The songs may be sung, whistled, or hummed, often accompanied by the rhythmic shaking of a chakapa (leaf rattle) or the smoke of mapacho tobacco.
Origins & Lineage
The practice of icaros emerges from the deep animistic traditions of Amazonian indigenous peoples, particularly groups such as the Shipibo-Conibo, Asháninka, Huachipaire, and Piaroa, each with their own linguistic terms for these healing chants. The Shipibo-Conibo call them rao bewá, while the Huachipaire use eshuva and the Piaroa meye. The colloquial term “icaro” itself derives from the Quechua verb ikaray, meaning “to blow smoke in order to heal,” reflecting the traditional shamanic practice of using tobacco smoke as a purifying and invocatory tool during rituals.
Beginning in the 19th and 20th centuries, indigenous icaro traditions merged with European influences during the rubber extraction boom around Iquitos, Peru, giving rise to mestizo shamanism known as vegetalismo. This syncretic healing tradition was first systematically documented by anthropologist Luis Eduardo Luna in his 1986 doctoral dissertation Vegetalismo: Shamanism Among the Mestizo Population of the Peruvian Amazon. Luna worked with master shamans including Don José Coral, Don Emilio, and others, recording their practices and the role of icaros within the broader framework of plant-teacher dietas.
How It’s Practiced
Icaros are received rather than composed. Shamans acquire these songs through rigorous spiritual apprenticeship involving dieta—extended periods of isolation, sexual abstinence, and ingestion of specific plant teachers under strict dietary restrictions that may last from months to years. During these dietas, plant spirits are believed to transmit their healing melodies, geometric visual patterns (related to the Shipibo kené designs), and medicinal knowledge directly to the practitioner.
In ceremony, the shaman enters a trance state facilitated by ayahuasca or other sacred plants. The icaro emerges from their visionary perception of the participant’s energetic condition. Master shamans (onányas in Shipibo tradition) may know dozens or even hundreds of icaros, each addressing specific healing needs. The songs can shift dynamically during ceremony—shamans may alternate between low and high-pitched voices (the “dual choir” style) when channeling feminine plant spirits or engaging in dialogue with auxiliary spirit guides.
The sonic structure of icaros is characterized by complex melodic patterns, often featuring glissandos, microtonal intervals, and repetitive phrases that correspond to visual geometric patterns perceived in shamanic vision. The voice quality intentionally varies—sometimes acute, sometimes guttural—to emphasize the narrative of spiritual journeys, battles with malevolent forces, or invocations of healing allies.
Icaros Today
Contemporary seekers most commonly encounter icaros at ayahuasca retreat centers throughout Peru, Ecuador, Colombia, and Brazil, where both indigenous and mestizo facilitators serve plant medicine to international participants. Centers in the Ucayali region near Pucallpa and the Madre de Dios region maintain stronger connections to traditional Shipibo lineages. Recordings of icaros have become increasingly available through albums such as Woven Songs of the Amazon: Healing Icaros of the Shipibo Shamans and compilations documenting the work of masters like Don Adriano Rodríguez Raimundo, Don Mariano Silvano Sinuri, and the late Don Ruperto Peña Shuña.
The globalization of ayahuasca has introduced tensions around authenticity, cultural appropriation, and commodification. Some non-indigenous practitioners incorporate icaros into ceremonies without traditional training or cultural context, while others have studied for years under legitimate teachers. The Brazilian syncretic churches Santo Daime and União do Vegetal have developed their own hymnal traditions (hinários) that represent distinct evolutionary branches from traditional Amazonian icaros.
Common Misconceptions
Icaros are not ambient background music or generic “medicine songs” that can be learned from recordings. The efficacy of an icaro traditionally depends on the shaman’s direct relationship with plant spirits cultivated through years of disciplined dieta. Unlike ancestral healing songs passed down generationally in many indigenous traditions, authentic Shipibo icaros are highly individualized sonic interventions tailored to a specific person’s energetic condition in a singular moment.
Icaros are not entertainment, nor are they performed for recording purposes in traditional contexts. While studio recordings exist, the power of an icaro is understood to manifest within the ceremonial container where the shaman perceives the participant’s spiritual architecture through visionary states.
The term is not interchangeable with all indigenous ceremonial music. Each Amazonian culture maintains distinct traditions with different cosmological frameworks, though the Spanish/Quechua term “icaro” has become a lingua franca in the ayahuasca tourism context.
How to Begin
Those interested in experiencing icaros should seek established retreat centers with verifiable lineage connections to indigenous or mestizo traditions. The Temple of the Way of Light in Peru works exclusively with Shipibo healers; Blue Morpho and Nihue Rao Centro maintain relationships with traditional vegetalista lineages. Vetting facilitators requires investigating their training history, teacher relationships, and community accountability.
For study without direct participation, Luis Eduardo Luna’s Vegetalismo: Shamanism Among the Mestizo Population of the Peruvian Amazon (1986) remains the foundational academic text. Luna’s collaborative work with visionary artist Pablo Amaringo, Ayahuasca Visions: The Religious Iconography of a Peruvian Shaman (1991), provides visual and narrative context for understanding how icaros function within the broader cosmology of Amazonian shamanism. Ethnographic recordings with detailed liner notes, such as those compiled by researchers working directly with shamanic communities, offer the closest approximation to understanding icaro structure and purpose outside ceremonial contexts.