Scientists map six distinct levels of the DMT experience, from threshold effects to immersive breakthrough states and loss of contact with ordinary reality

DMT experiences can be organized into six distinct intensity levels, ranging from subtle sensory changes to overwhelming breakthrough states marked by entity encounters, ego dissolution, and near-total separation from ordinary reality. The mapping aims to give researchers and users a more structured language for describing rapid shifts in consciousness under a short-acting but extremely potent psychedelic. The framework draws on reported phenomenology across doses and experiential depth. Lower levels center on visual patterning, bodily sensations, and altered perception, while middle levels bring immersive imagery, emotional amplification, and major distortions of time and space. The highest levels involve complete environmental replacement, contact with seemingly autonomous beings, and difficulty maintaining awareness of the physical world. A graded model like this matters for psychedelic science because DMT unfolds quickly and can be hard to describe after the fact. More precise categories could improve study design, communication of subjective effects, harm reduction, and comparisons between DMT sessions in clinical, ceremonial, and research settings.