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  • pharma

Trehalose dihydrate

CAS 6138-23-4

Also registered as 3 other CAS numbers

219843-81-9 · 1082652-02-5 · 1195174-20-9

Trehalose dihydrate chemical structure

Concern score

Not assessed — no hazard data yet.

Trehalose dihydrate in plain language

What it is

Also known as .alpha., .alpha.-trehalose dihydrate · .alpha.-d-glucopyranosyl-.alpha.-d-glucopyranoside dihydrate · D-trehalose dihydrate · Mycose dihydrate · alpha-D-Glucopyranosyl alpha-D-glucopyranoside--water (1/2) · C12H26O13

Show all 18 names

D-(+)-Trehalose dihydrate · D-Trehalose; ,-Trehalose · Dihydrate trehalose · Trehalose dihydrate CRS · UNII-7YIN7J07X4 · a,a-D-Trehalose dihydrate · a,a-Trehalose · alpha-D-Glucopyranoside, alpha-D-glucopyranosyl, dihydrate · α,α-Trehalose dihydrate · α-D-Glucopyranoside, α-D-glucopyranosyl, dihydrate · α-D-Glucopyranosyl α-D-glucopyranoside dihydrate · α-​D-​Glucopyranoside, α-​D-​glucopyranosyl, hydrate (1:2)

What it does

Used in consumer products as a flavouring.

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

Regulation

No restrictions found. Trehalose dihydrate appears in these published regulatory listings.

  • Inactive ingredient in US drugs

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USFDAinactive ingredient database3 entries — 2 administration routes
    • Route: INTRADERMAL; Dosage form: INJECTION, POWDER, FOR SOLUTION; Maximum daily exposure: 4 mgSource →
    • Route: SUBCUTANEOUS; Dosage form: INJECTION, POWDER, FOR SOLUTION; Maximum daily exposure: 4 mgSource →
    • Route: SUBCUTANEOUS; Dosage form: INJECTION, SOLUTION; Maximum daily exposure: 22 mgSource →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 1 composition records across product categories including Raw materials. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient.
    • EPA CPDat observed this chemical in 1 composition records across product categories including Raw materials. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Evidence & sources

No graded research studies for Trehalose dihydrate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated February 8, 2019

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA Inactive Ingredient Database

    regulatory · updated 2026-01-09

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →
Reference links (1)

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.

Where it has been recorded

How often EPA CPDat has listed Trehalose dihydrate in a product composition. These are source records, not Greenveil catalog products.

Source records

1

Named organisations

1

Raw materials

Typical roles

Flavouring
See products using Trehalose dihydrate →

Catalog

Found in these products

Their ingredient lists include Trehalose dihydrate; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 1 →Find products without it →