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Copper picolinate dihydrate

CAS 27744-35-0

Copper picolinate dihydrate chemical structure

Concern score

Not assessed — no hazard data yet.

Copper picolinate dihydrate in plain language

What it is

On cosmetic ingredient lists it appears as “Copper picolinate”.

Also known as Copper picolinate · 2-PYRIDINECARBOXYLIC acid, copper complex · BIS(2-PYRIDINECARBOXYLATO)COPPER dihydrate · copper;bis(pyridine-2-carboxylate);dihydrate · Copper(II) picolinate dihydrate · Q27285539

Show all 9 names

UNII-OAR053I14K · copper(2+) dihydrate bis(pyridine-2-carboxylate) · copper;pyridine-2-carboxylate;dihydrate

What it does

Used in cosmetics as an oral-care ingredient and a soothing agent.

  • Oral care
  • Soothing
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

What we know about this ingredient

FDA GSRS classifies this ingredient as ingredient substance chemical.

Regulation

No restrictions found. Copper picolinate dihydrate appears in these published regulatory listings.

  • EUCosIngActive2-Pyridinecarboxylic acid, copper complex dihydrate
    • 2-Pyridinecarboxylic acid, copper complex dihydrateSource →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Copper picolinate dihydrate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

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

4 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    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 →

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.