CheckVegan

Is Diphenolic Acid vegan?

Diphenolic Acid

Vegan Vegan
Vegetarian Vegetarian

Diphenolic acid is a synthetic carboxylic acid prepared by the condensation of phenol with levulinic acid in the presence of hydrochloric acid, used in industrial and polymer applications.

Also known as 4,4-bis(4-Hydroxyphenyl)valeric acid
INCI name Diphenolic Acid
CAS number 126-00-1
EC number 204-763-2
CosIng ID 33546
Last reviewed 4 July 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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