Good Cosmetic Ingredient Sensitization Data

OCTYLISOTHIAZOLINONE

CAS Number
26530-20-1
Function
Antimicrobial
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status Permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status Not specifically regulated

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Sensitization Profile

Contact sensitization data for OCTYLISOTHIAZOLINONE based on clinical patch test studies and IFRA standards.

Sensitization Rate
moderate
Allergen Class
preservative
EU Allergen Listed
no
Patch Test Positive Rate
1.0%
Cross-reactivity Group
isothiazolinone-group
Reaction Type
contact-dermatitis

Source: NACDG 2021-22; ESSCA 2019/20

Expert Verdict

OCTYLISOTHIAZOLINONE is listed in the EU CosIng database with functions: Antimicrobial It is permitted in the EU without specific restrictions.

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Concern Level: Low

Regulatory Flags

cosing-sourced eu-permitted preservative needs-enrichment epa_safer_alternative

Frequently Asked Questions

Is OCTYLISOTHIAZOLINONE safe in cosmetics?

OCTYLISOTHIAZOLINONE is listed in the EU CosIng database with functions: Antimicrobial It is permitted in the EU without specific restrictions. The EU classifies OCTYLISOTHIAZOLINONE as "Permitted". Safety rating: GOOD.

Is OCTYLISOTHIAZOLINONE allowed in the EU?

OCTYLISOTHIAZOLINONE EU regulatory status: Permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does OCTYLISOTHIAZOLINONE do in cosmetics?

OCTYLISOTHIAZOLINONE functions as: Antimicrobial. It is classified as a cosmetic ingredient in our database. CAS number: 26530-20-1.

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