Is Allantoin vegan?
Vegan
Cosmetic allantoin is synthesized or from comfrey root. Always vegan in modern products.
What it is
A soothing compound originally identified in cow urine, now made synthetically or from comfrey.
Why vegan
Commercial allantoin in cosmetics is plant-derived or synthetic.
Where you'll find it
- After-sun lotions
- Baby creams
- Mouthwash
Vegan alternatives
- N/A — modern allantoin is vegan
FAQ
- Is the 'cow urine' origin still used?
- No — synthetic and plant-derived sources replaced it decades ago.
Sources
Last reviewed June 4, 2026