Is ZIRCONIUM DIOXIDE safe in cosmetics?
ZIRCONIUM DIOXIDE has a safety rating of "GOOD" in our database. EU status: permitted.
GOOD
Cosmetic Ingredient
ZIRCONIUM DIOXIDE
Also known as: Zirconium oxide (ZrO2), EINECS 215-227-2, Rhuligel, UNII-S38N85C5G0
ZIRCONIUM DIOXIDE (CAS 1314-23-4) is a cosmetic cosmetic ingredient functioning as Opacifying. NOAEL 3156 mg/kg bw/day (cross-referenced against ToxValDB ECHA IUCLID); EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.
Function
Opacifying
Editorial assessment
GOOD
Preliminary editorial note — not a computed safety verdict.
Chemistry & Identifiers
IUPAC Name
dioxozirconium
InChIKey
MCMNRKCIXSYSNV-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
Not specifically regulated
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Pre-Calculated Safety Assessment
Pre-calculated NOAEL → SED → MoS audit trail for ZIRCONIUM DIOXIDE across SCCS product categories, with measured dermal absorption where available.
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Full
Tonnage Band
10,000 - 100,000 tonnes
Substance Type
SUBSTANCE
SVHC Candidate
No
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Degradant/impurity
Filler
Opacifer
Pigment
Surface modifier
Regulatory List Membership (1)
FDA Indirect Food Contact Additives
Editorial summary
Preliminary editorial summary for ZIRCONIUM DIOXIDE — not a computed safety verdict. See the sourced toxicological data above.
Regulatory Flags
cosing-sourced
eu-permitted
needs-enrichment
Known Synonyms
Zirconium oxide (ZrO2)
EINECS 215-227-2
Rhuligel
UNII-S38N85C5G0
Chemical Function
Opacifer
Pigment
Regulatory Lists
CEDI
Indirect additives food contact (10/2018)
Australian Status
AICIS status: listed
Frequently Asked Questions
Is ZIRCONIUM DIOXIDE allowed in the EU?
ZIRCONIUM DIOXIDE EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does ZIRCONIUM DIOXIDE do in cosmetics?
ZIRCONIUM DIOXIDE functions as: Opacifying. It is classified as a cosmetic ingredient in our database. CAS number: 1314-23-4.
Is ZIRCONIUM DIOXIDE used outside cosmetics?
ZIRCONIUM DIOXIDE also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Compliance Tools
Check ZIRCONIUM DIOXIDE compliance across multiple jurisdictions:
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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