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Is trans-4-Phenyl-L-proline vegetarian?

trans-4-Phenyl-L-proline

Vegetarian Vegetarian
Vegan Vegan

trans-4-Phenyl-L-proline is a synthetic, non-proteinogenic proline derivative used as a chemical intermediate, notably in pharmaceutical synthesis. It is produced by chemical synthesis rather than isolated from natural sources.

INCI name trans-4-Phenyl-L-proline
CAS number 96314-26-0
EC number 416-020-1
CosIng ID 29411
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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