Regulatory data is for reference only. Always verify with the official regulator before making formulation decisions. Last refreshed: 7/12/2026.
Ingredients/3,5,5-Trimethylcyclohex-2-enone (Isophorone)
3,5,5-Trimethylcyclohex-2-enone (Isophorone)CAS 78-59-1
EU CosIng Annex II — prohibited
Regulatory status
| Source | Status | Annex / Details | Limit / Conditions | Last updated |
|---|---|---|---|---|
| EU CosIng | prohibited | Annex II | — |
What this means
3,5,5-Trimethylcyclohex-2-enone (Isophorone) has regulatory signals in EU CosIng. Review the source links above for the official conditions and latest updates.
Common questions
- Is 3,5,5-Trimethylcyclohex-2-enone (Isophorone) restricted in EU cosmetics?
- 3,5,5-Trimethylcyclohex-2-enone (Isophorone) is prohibited in EU cosmetics according to EU CosIng Annex II.
- What is the CAS number for 3,5,5-Trimethylcyclohex-2-enone (Isophorone)?
- The CAS number for 3,5,5-Trimethylcyclohex-2-enone (Isophorone) is 78-59-1.
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