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    🧪 This is a research chemical with limited data on its long-term health effects, toxicity profile, and safe dosage ranges.

    Fasoracetam Limited data
    Limited data
    Sparse data. Doses and effects may be unreliable or untested.
    • 1 source
    • 1 ROA with full dose ladder
    • duration data present
    • classified Tentative
    • classified Research-chemical

    Depressant Nootropic Research-chemical

    Summary TripSit

    A substance in the racetam family. Appears to be a GABA(B) agonist, and has shown to block memory disruptions caused by Baclofen, another GABA(B) Agonist. Similar to another compound in the racetam family Coluracetam, it enhances High affinity choline reuptake (HACU).

    Dose Information dose.wiki TripSit

    ROA Light Common Strong Heavy
    Oral 2.5-5mg 5-10mg 10-25mg 25mg+
    Light Common Strong Heavy
    Sources

    Oral

    Dose ladder — dose.wiki, TripSit

    Onset, Duration & After-effects TripSit

    ROA Onset Peak After Effects Total
    Oral 10-45 min 4-8 hrs 1-6 hrs 4-8 hrs

    Tolerance

    Build-up develops over 1–4 weeks of regular use
    Reset days to weeks depending on duration of use

    Tolerance Decay

    Full tolerance 3d Half tolerance 8d Baseline ~14d

    Effects

    Positive
    Negative
    Neutral
    Positive
    Negative
    Positive
    Negative
    Neutral
    Fasoracetam's nerd page Pharmacology, chemical data, effect profiles, and more
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    Helpful Links

    📘 Experience Reports 📖 TripSit 📖 PsychonautWiki
    Add to PsychonautWiki Journal

    The PsychonautWiki Journal logging app doesn't include every substance. To track Fasoracetam there, start adding an ingestion, search for the name, and choose to add it as a custom substance. Paste these values:

    ⬇ Download import file Import this file as custom substances and you get "Fasoracetam (Substance Search)" with every route's full dose ladder and timeline, no typing. Works on iOS and Android (v15+); the format is confirmed by the app's developer. The manual values below work for older versions.
    Name
    Fasoracetam
    Unit
    mg
    Description 
    Fasoracetam
Source: SubstanceSearch (substancesearch.com)

Oral dose (mg): light 2.5-5 · common 5-10 · strong 10-25 · heavy 25+

Oral duration: onset 10-45m · peak 4-8h · total 4-8h · after-effects 1-6h

Note: ranges are harm-reduction guidance, not a prescription. Start low, go slow, and test your substances.

    Tip: for quicker logging you can also add a Custom Unit in the app, e.g. common dose ~ 7.5 mg (Oral).

    The app keeps custom substances simple, so the full dose ranges live in the description text above. Ranges are harm-reduction guidance, not a prescription.