Persulfates: CIR Safety Assessment Summary
CIR safety assessment summary for Persulfates: ingredients reviewed, panel verdict, use concentration context, conditions, and source citation.
Persulfates appears in a CIR safety assessment covering Persulfates. The panel verdict for the report is safe. The Expert Panel for Cosmetic Ingredient Safety Panel concluded that Ammonium, Potassium, and Sodium Persulfate are safe as used as oxidizing agents in hair colorants and hair lighteners designed for brief discontinuous use followed by thorough rinsing from the hair and skin. The Panel also concluded that the available data are insufficient for determining the safety of these persulfates in leave-on products and dentifrices.
| Field | CIR value |
|---|---|
| Primary ingredient | Persulfates |
| CIR verdict | safe |
| Report type | Safety Assessment |
| Date | 11 In 2008 |
| CAS numbers | 7727-54-0, 7727-21-1, 7775-27-1 |
| Conditions or carve-outs |
Ingredients Reviewed
The review scope matters because CIR conclusions often apply to an ingredient family rather than a single INCI name. In this report, the ingredient list includes Persulfates.
Safety Conclusion
The conclusion for Persulfates should be read as a CIR panel conclusion, not a regulatory limit. CIR assessments summarize expert-panel safety determinations for cosmetic use, while legal status still depends on the jurisdiction and product category.
Conditions
The Expert Panel for Cosmetic Ingredient Safety Panel concluded that Ammonium, Potassium, and Sodium Persulfate are safe as used as oxidizing agents in hair colorants and hair lighteners designed for brief discontinuous use followed by thorough rinsing from the hair and skin.
Formulation Reading
For formula review, begin with the exact INCI identity and the ingredient group covered by the CIR assessment. If the material is Persulfates, the relevant comparison is whether the intended use aligns with the practices, concentration ranges, and conditions described in the CIR source.
The ingredient hub at Persulfates should carry the substance-level profile. This page is the report-level summary, keeping the conclusion, ingredient scope, and use-context language attached to the CIR source rather than treating the conclusion as a universal permission.
Why This Page Exists
CIR reviews are long documents, and the practical answer is usually buried in the conclusion and the table of current practices. This summary keeps those CIR facts in one indexable page for Persulfates, with source details retained at the bottom for audit.
Review Notes
The conservative reading is to keep Persulfates tied to the exact CIR report listed below. The ingredient family, panel conclusion, date, and any use-condition language belong together. A shorter ingredient-page snippet would lose that context.
This page gives the search-level answer while preserving the source-level caveat: CIR safety language is a panel assessment for cosmetic practices of use, not a universal legal permission across every jurisdiction or product category.
Source
- CIR report: Amended Safety Assessment of Persulfates as Used in Cosmetics Wilbur Johnson*, Wilma F. Bergfeld**, Donald V. Belsito**, Ronald A. Hill***, Curtis D. Klaassen**, Daniel C. Liebler***, James G. Marks***, Ronald C. Shank***, Thomas J. Slaga**
- CIR source file: PRS727.pdf
- Extraction JSON: CIR Safety Assessment Database
- Conclusion page in CIR extraction: 15