| FEMA | N/A |
| CAS | 771-50-6 |
| EINECS | 212-231-6 |
| JECFA Food Flavoring | N/A |
| CoE Number | N/A |
| Organoleptic Notes |
|
| Odor | N/A |
| Flavor | N/A |
| Material Notes | Present in plants, e.g. apple (Pyrus malus), garden pea (Pisum sativum) and brassicas Indole-3-carboxylic acid is a normal urinary indolic tryptophan metabolite (PMID 4844607) and has been found elevated in patients with liver diseases (PMID 13905029) |