CIR Review Summary May 6, 2026 3 min read

Cucumis sativus (Cucumber)-Derived Ingredients: CIR Safety Assessment Summary

CIR safety assessment summary for Cucumis sativus (Cucumber)-Derived Ingredients: ingredients reviewed, panel verdict, use concentration context, conditio.

Cucumis sativus (Cucumber)-Derived Ingredients appears in a CIR safety assessment covering Cucumis sativus (Cucumber)-Derived Ingredients. The panel verdict for the report is safe with restrictions. Reference Myristic acid Safe as used (10% in leave ons; 19% in rinse offs) 45 Oleic acid Safe as used (20% in leave ons; 19% in rinse offs) 46,47 Palmitic acid Safe as used (16% in leave ons; 20% in rinse offs) 46,47 Stearic acid Safe as used (22% in leave ons; 43% in rinse offs) 46,47 Niacin Safe as used (0.1% in leave ons) 48 Pantothenic acid Safe as used (0.01% in leave ons: 0.00001% in rinse offs).

FieldCIR value
Primary ingredientCucumis sativus (Cucumber)-Derived Ingredients
CIR verdictsafe with restrictions
Report typeSafety Assessment
Date13 Fiber 6000
CAS numbers89998-01-6, 8024-36-0
Use concentration context10%; 19%; 20%; 16%
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 Cucumis sativus (Cucumber)-Derived Ingredients.

Safety Conclusion

The conclusion for Cucumis sativus (Cucumber)-Derived Ingredients 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.

For use levels, the report gives this concentration context: 10%; 19%; 20%; 16%. That language is the safe-use context shown for this page.

Conditions

Reference Myristic acid Safe as used (10% in leave ons; 19% in rinse offs) 45 Oleic acid Safe as used (20% in leave ons; 19% in rinse offs) 46,47 Palmitic acid Safe as used (16% in leave ons; 20% in rinse offs) 46,47 Stearic acid Safe as used (22% in leave ons; 43% in rinse offs) 46,47 Niacin Safe as used (0.1% in leave ons) 48 Pantothenic acid Safe as used (0.01% in leave ons: 0.00001% in rinse offs).

Formulation Reading

For formula review, begin with the exact INCI identity and the ingredient group covered by the CIR assessment. If the material is Cucumis sativus (Cucumber)-Derived Ingredients, 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 Cucumis sativus (Cucumber)-Derived Ingredients 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 Cucumis sativus (Cucumber)-Derived Ingredients, with source details retained at the bottom for audit.


Source

  • CIR report: Safety Assessment of Cucumis sativus (Cucumber)-Derived Ingredients as Used in Cosmetics Monice M. Fiume1, Wilma F. Bergfeld2, Donald V. Belsito2, Ronald A. Hill2, Curtis D. Klaassen2, Daniel C. Liebler2,
  • CIR source file: PRS602.pdf
  • Extraction JSON: CIR Safety Assessment Database
  • Conclusion page in CIR extraction: 13