L-proline derives its vegan and vegetarian status from amino acid.
| Vegan? Maybe | Vegetarian? Maybe |
Classifications are made based on the available commercial supply of the ingredient, and are made based on the criteria on our classifications page.
Commercially available l-proline may be vegan depending on the source and may be vegetarian depending on the source.
Proline is an amino acid. It is likely primarily manufactured commercially through fermentation, but may still be obtained from the hydrolysis of proteins.
Sources
- https://en.wikipedia.org/wiki/Proline
- https://pubchem.ncbi.nlm.nih.gov/compound/145742#section=Methods-of-Manufacturing
- Kato, J., Horie, S., Komatsubara, S., Kisumi, M., & Chibata, I. (1968). Production of
l -Proline by Kurthia catenaforma. Applied Microbiology, 16(8), 1200–1206.
https://doi.org/10.1128/am.16.8.1200-1206.1968