ALPHA-ISOMETHYL IONONE is graded C (Moderate) by Expert·ING, based on COSING, FDA regulatory data. It is restricted under EU COSING — AnnexIII-ALLERGEN-.
ALPHA-ISOMETHYL IONONE
Safety grade: C
Alpha-Isomethyl Ionone is a synthetic fragrance ingredient that smells like violet and woody notes. It's commonly used in perfumes and scented cosmetics to provide a pleasant aroma.
This ingredient is used to add fragrance to cosmetic products and provide gentle skin-conditioning benefits that help keep skin feeling soft and pleasant.
Graded using: COSING, FDA.
- EU COSING — Restricted
Last verified: May 26, 2026
Other Fragrance Allergen ingredients
- LIMONENE — Grade C
- LINALOOL — Grade C**
- BENZYL ALCOHOL — Grade C**
- CITRONELLOL — Grade C
- HEXYL CINNAMAL — Grade C
- GERANIOL — Grade C
Other Skin Conditioning ingredients
- TOCOPHEROL — Grade A
- PROPYLENE GLYCOL — Grade A**
- XANTHAN GUM — Grade A
- DIMETHICONE — Grade A
- TOCOPHERYL ACETATE — Grade A
- PANTHENOL — Grade A
- CAPRYLYL GLYCOL — Grade A
- ETHYLHEXYLGLYCERIN — Grade A