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Platinum

CAS 21547-63-7

Also registered as 1 other CAS number

7440-06-4

Platinum chemical structure

Concern score

Not assessed — no hazard data yet.

Platinum in plain language

What it is

On cosmetic ingredient lists it appears as “Colloidal platinum”.

Also known as Colloidal platinum · Platinum powder · C.I. 77795 · Metallic platinum · Platina l · Platinum black

Show all 26 names

Elemental platinum · Engelhard A 3788A · Furuuchi 8105 · Liquid Bright Platinum · Neuralgia Numbness · Pt · Platin · Platine · Platinum bl · Platinum element · Platinum on carbon · Platinum sponge · platino · platinum % wt: 10 ppm · platinum (500 ppm) · platinum (dust) · platinum soluble salts · pt (platinum) · Platinum metallicum · Platinum metallicum 200C

What it does

Used in cosmetics as an antimicrobial, an antioxidant and a skin-conditioning agent. Colloidal Platinum is the product obtained by the suspension of platinum in water.

  • Antimicrobial
  • Antioxidant
  • Skin conditioning
  • Abrasive
  • Deodorant
  • Conditioner
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Platinum appears in these published regulatory listings.

  • In marketed US drugs

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • Industrial
  • EUCosIngActive3 entries
    • Colloidal Platinum is the product obtained by the suspension of platinum in water.Source →
    • Platinum is a metallic elementSource →
    • Platinum Powder is a metallic element.Source →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 152 composition records across product categories including Medical/dental, Cleaning and safety, Raw materials. EPA CPDat classifies this chemical for functional uses including Abrasive, Biocide, Antioxidant.
    • EPA CPDat observed this chemical in 152 composition records across product categories including Medical/dental, Cleaning and safety, Raw materials. EPA CPDat classifies this chemical for functional uses including Abrasive, Biocide, Antioxidant.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 52 active drug products and 62 total products.
    • FDA NDC lists this ingredient in 52 active drug products and 62 total products.Source →
  • 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 Platinum. 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 Platinum yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

7 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated September 2018

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA National Drug Code Directory

    regulatory · updated 2029-08-27

    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.

Where it has been recorded

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

Source records

152

Named organisations

6

Medical/dentalCleaning and safetyRaw materialsIndustrial productsLaboratory suppliesConstruction

Typical roles

AntimicrobialAntioxidantSkin conditioningAbrasiveDeodorantConditioner
See products using Platinum →

Catalog

Found in these products

Cosmetic and personal-care products that list Platinum are shown first. Their ingredient lists include Platinum; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 40 →Find products without it →