| FEMA | N/A |
| CAS | 126-29-4 |
| EINECS | N/A |
| JECFA Food Flavoring | N/A |
| CoE Number | N/A |
| Organoleptic Notes |
|
| Odor | N/A |
| Flavor | N/A |
| Material Notes | 3 (violaxanthin, zeaxanthin and antheraxanthin) participate in series of photo-induced interconversions known as ''violaxanthin cycle''; Xanthophyll; a carotene epoxide that is precursor to capsanthin; cleavage of 9-cis-epoxycarotenoids (violaxanthin) to xanthoxin, catalyzed by 9-cis-epoxycarotenoid dioxygenase, is the key regulatory step of abscisic acid biosynthesis; one of 3 xanthophylls involved in evolution of plastids of green plants (oxygen evolution) |