CheckVegan

Is Sulfanilamide vegetarian?

Sulfanilamide

Vegetarian Vegetarian
Vegan Vegan

Sulfanilamide is a synthetic sulfonamide antibacterial agent, one of the earliest antimicrobial drugs, used to treat bacterial infections.

Also known as 4-Aminobenzenesulfonamide, p-Aminobenzenesulfonamide
INCI name Sulfanilamide
CAS number 63-74-1
EC number 200-563-4
CosIng ID 81223
Last reviewed 4 July 2026

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

Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.

Report an issue