Is Isodecylparaben safe in cosmetics?
Isodecylparaben has a safety rating of "POOR" in our database. EU status: prohibited. US status: restricted.
POOR
Cosmetic Ingredient
Isodecylparaben
INCI: ISODECYLPARABEN
Isodecylparaben (CAS Not widely published (long-chain paraben; limited commercial use)) is a cosmetic cosmetic ingredient functioning as Preservative. EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database.
CAS Number
Not widely published (long-chain paraben; limited commercial use)
View industrial chemical safety profile →
Function
Preservative
Editorial assessment
POOR
Preliminary editorial note — not a computed safety verdict.
Regulatory Status
EU EU Status
prohibited
US US Status
restricted
US Notes
Not specifically restricted under 21 CFR; however, MoCRA (2022) imposes safety substantiation requirements. No CIR review exists.
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Isodecylparaben.
Calculate MoS for your specific formulation with the MoS Calculator.
Editorial summary
Preliminary editorial summary for Isodecylparaben — not a computed safety verdict. See the sourced toxicological data above.
Regulatory Flags
preservative
Frequently Asked Questions
Is Isodecylparaben allowed in the EU?
Isodecylparaben EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Isodecylparaben do in cosmetics?
Isodecylparaben functions as: Preservative. It is classified as a cosmetic ingredient in our database. CAS number: Not widely published (long-chain paraben; limited commercial use).
Compliance Tools
Check Isodecylparaben compliance across multiple jurisdictions:
Ingredient Decoder
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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