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Indoleamine 2,3-DIOXYGENASE 1

Concern score

Not assessed — no hazard data yet.

Indoleamine 2,3-DIOXYGENASE 1 in plain language

What it is

Also known as Ido · IDO-1 · IDO1 · Indo · Indoleamine-pyrrole 2,3-DIOXYGENASE

What it does

We don't have a plain-language description for Indoleamine 2,3-DIOXYGENASE 1 yet.

Is it a concern?
We haven't assessed a concern score for this ingredient yet.

What we know about this ingredient

FDA GSRS classifies this ingredient as ingredient substance protein.

Regulation

No restrictions found. Indoleamine 2,3-DIOXYGENASE 1 appears in these published regulatory listings.

  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as protein.
    • openFDA substance registry classifies this ingredient as protein.Source →

Evidence & sources

No graded research studies for Indoleamine 2,3-DIOXYGENASE 1 yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

2 data sources

Where this comes from

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
Reference links (4)
Openfda substance

J Immunol April 1, 2000, 164 (7) 3596-3599; DOI: https://doi.org/10.4049/jimmunol.164.7.3596

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.