Education / Research

What Is Psychedelic Integration? What the Research Says

Last reviewed

Integration is the work of making sense of an experience afterward and bringing it into daily life. It is widely recommended, in clinics and in communities, and many people look for it after an experience that left them with questions. The research is more cautious than the advice.

This page explains what integration is, what the studies say, and what that means if you are looking for support. It is not medical advice.

What integration is

In clinical trials, integration sessions follow the dosing session. A therapist helps the person talk through what happened, find meaning in it, and decide what to carry into daily life. In the trials pooled in one 2026 review, integration took between two and a half and twelve hours, about four on average.

Outside a clinic, people use journaling, time in nature, conversations with a trusted friend, support groups, and therapists who work with these experiences. Our integration guide lists practices people use.

What the research says

Reviews

Integration: widely recommended, not yet well tested

A systematised review of 75 sources looked at the therapy approaches used in integration sessions after a psychedelic experience. It found that the effects of the different approaches on outcomes have not been rigorously studied, and that there is not yet enough evidence to say any one type of therapy works best for integration.

Worth knowing

This is about how well we can compare approaches, not about whether integration is worth doing. Most of the material it found was not backed by empirical data.

Reviews

More hours of preparation went with bigger improvements

A systematic review and meta-analysis pooled 12 controlled trials with 733 adults who had psychedelic-assisted therapy for depressive symptoms. Across trials, more hours of preparation therapy were associated with a larger drop in symptoms. Hours of integration therapy were not.

Worth knowing

The authors call it preliminary. It compares trials, not people, so it cannot show that preparation caused the difference, and 9 of the 12 trials had a high risk of bias. It counts hours, not quality or the bond with the therapist. The authors also say it is no reason to skip integration.

Small or open-label trials

The bond with the guide before the session

In a depression trial, a look back at the 29 people in the psilocybin group found that those who felt a stronger bond with their guides before their second session had lower depression scores six weeks later.

Worth knowing

The analysis was done after the fact, on 29 people, and it shows a link, not a cause. People who might have had difficulty building rapport were screened out beforehand. It did not test preparation or integration sessions themselves.

What this means

None of this says integration does not matter. It says it has not been tested well enough to know which kinds help most, or how much, and the authors of the pooled analysis specifically say not to skip it. Two of the three studies above point to the relationship with the guide, and to the preparation beforehand, as worth attention.

For now, integration is best understood as sensible care, not a proven method: give yourself time, write things down, and talk to someone you trust. If you want a professional, the questions to ask are on our page about preparing safely.

If an experience was hard

A difficult experience does not mean something is wrong with you, and it is worth talking about with someone you trust or a licensed therapist. If it is leaving you unable to sleep, function, or feel safe, please reach out to a doctor or therapist soon.

If you are thinking about harming yourself or are in crisis, call or text 988 in the US to reach the Suicide and Crisis Lifeline, any time.

Keep reading

This page is for adults 21 and older. It summarizes published research for education only. It is not medical or legal advice, and it makes no claim that any product sold by Luna treats, cures, prevents, or helps any condition. Laws about these mushrooms vary by place, and you are responsible for knowing yours.

Research moves quickly. We last checked this page against its sources on , and we will correct it if we get something wrong.