Last reviewed May 2026 · 1 min read
Is Carbon Dioxide vegan?
Also known as: E290, CO2, Dry ice
E-number: E290
Vegan
Suitable for a vegan diet.
Yes — Produced as a byproduct of industrial processes or harvested from the atmosphere.
01 · The basics
What is Carbon Dioxide?
A gas used to carbonate beverages and as a preservative in packaging.
02 · The source
Where it comes from
Produced as a byproduct of industrial processes or harvested from the atmosphere. 100% vegan.
Frequently asked
FAQ
Is the fizz in my soda vegan?
Yes, carbon dioxide is a natural/synthetic gas and contains no animal products.
Commonly found in
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