Understanding The Five Dimensional Altered States Of Consciousness (5D-ASC)

Understanding The Five Dimensional Altered States Of Consciousness (5D-ASC)

No worries if you’ve arrived here on the sheer notion of how amazing the phrase ’five dimensional altered states of consciousness’ truly is.

When it comes to psychedelic neuroscience, we have some pretty interesting names for things — tachycardia is a fun one. Anxiolytic is another great word to drop, along with microiontophoresis. However, “Five Dimensional Altered States of Consciousness” (5D-ASC) is, undoubtedly, the most impressive thing to say at your next party.

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The “Five Dimensional Altered States of Consciousness” (5D-ASC) is a scale used by scientists to quantify the qualitative subjective experience of psychedelics. It was created by A. Dittrich, and is a way to measure how intense a psychedelic trip is.

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Understanding The Five Dimensional Altered States Of Consciousness (5D-ASC)

Although it has five-dimensional in the name, it’s actually an 11-dimensional scale, and occupies three genres or themes of psychedelic trips. Those three themes are:

  • Visionary Restructuralization. This covers visuals experienced in trips
  • Oceanic Boundlessness. Covers general blissful or otherworldly experiences in trips
  • Anxious Ego-Dissolution. Essentially, this is physical dissociation or hyperfocus within a trip

Within those three themes are eleven dimensions:

  • Experience of Unity
  • Spiritual Experience
  • Blissful State
  • Insightfulness
  • Disembodiment
  • Impaired Control and Cognition
  • Anxiety
  • Complex Imagery
  • Elementary Imagery
  • Audio-Visual Synesthesia
  • Changed Meanings of Percepts

In order to give measurement to it, these dimensions are accessed using a 0-100 scale. To obtain these measurements, a questionnaire is used that assess the various aspects of a psychedelic trip.

It includes things like:

  1. My sense of time and space was altered as if I was dreaming.
  2. I was scared without knowing exactly why.
  3. I could see images from my memory or imagination with extreme clarity.

Participants taking this questionnaire indicate their answer on a sliding scale, with a negative response on one end, and a positive response on the other end. Of course, there’s everything else in between.

The five dimensions altered states of consciousness questionnaire

Each of the 94 questions is categorized into one of the eleven dimensions of the 5D-ASC scale. The median of the scores are marked on the “Five Dimensional Altered States of Consciousness” (5D-ASC). Once the data points are marked, you just connect the points to make a really weird and oblong shape.

The 5D-ASC is given after a psychedelic experience, and, based on the amount of psychedelics used, it may yield some interesting results.

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What A Completed 5D-ASC Graph Looks Like

Below is a completed “Five Dimensional Altered States of Consciousness” (5D-ASC) graph. The data comes from three separate psychedelic studies of LSD with varying amounts.

The five dimensions altered states of consciousness unity

Ideally, any person can accurately administer the 5D-ASC scale and record the extent of a person’s psychedelic trip. You can give it to your friend after a long-weekend at a festival — or if you’re into psychedelic therapy, you can incorporate this scale into your own practice.

The obvious hurdle is actually getting a blank “Five Dimensional Altered States of Consciousness” (5D-ASC) scale to administer along with the 94-questionnaire itself.

Well, today you’re in luck. In this article, we’ve included 5D-ASC templates in three versions.

The first is an empty scale on a white background. The second, the same scale, but with the classic color gradient to help distinguish the areas of the 5D-ASC. The third is a blank scale, but on a transparent background.

Of course, we’ve also included the original questionnaire from A. Dittrich as well.

Feel free to download these “Five Dimensional Altered States of Consciousness” (5D-ASC) scales and questionnaire. Above all else, share this page with your friends and colleagues so they can also have access to these scales.

Zeus Tipado

Zeus Tipado

View all posts by Zeus Tipado

Zeus Tipado is a PhD student at Maastricht University focusing on the neuroscience of psychedelics. He’s the creator of Stonedgamer and his work has appeared in Doubleblind Magazine, Psychedelics Today, Healing Maps, and Psychedelic Support. You can reach him on Twitter, Instagram, and Twitch.

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Comments (2)

  • Friedrich Binder
    December 13, 2022 at 5:07 pm Reply

    Great Ressource, Zeus! Thanks for that. One question: In the questionnaire it is not indicated which set of questions corresponds to which if the four quadrants. Would be great if you could help me with this.
    All the best

    • John Doe
      January 18, 2023 at 3:53 am Reply

      1 Experience of Unity 5D-ASC: 18, 34, 41, 42, 52
      2 Spiritual Experience 5D-ASC: 9, 81, 94
      3 Blissful State 5D-ASC: 12, 86, 91
      4 Insightfulness 5D-ASC: 50, 69, 77
      5 Disembodiment 5D-ASC: 26, 62, 63
      6 Impaired Control and Cognition 5D-ASC: 8, 27, 38, 47, 64, 67, 78
      7 Anxiety 5D-ASC: 32, 43, 44, 46, 56, 89
      8 Complex Imagery 5D-ASC: 39, 79, 82
      9 Elementary Imagery 5D-ASC: 14, 22, 33
      10) Audio-Visual Synesthesiae 5D-ASC: 14, 22, 33
      11) Changed Meaning of Percepts 5D-ASC: 14, 22, 33

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