Last reviewed May 2026 · 1 min read
Is Catalase vegan?
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Source can be plant or animal.
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It depends — Commercial catalase can be sourced from bovine livers (animal) or produced via fungal fermentation (Aspergillus niger).
01 · The basics
What is Catalase?
A common enzyme that protects cells from oxidative damage by breaking down hydrogen peroxide into water and oxygen.
02 · The source
Where it comes from
Commercial catalase can be sourced from bovine livers (animal) or produced via fungal fermentation (Aspergillus niger). Sourcing verification is required.
03 · Alternatives
Best vegan alternatives
Fungal catalase
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Frequently asked
FAQ
Is catalase vegan?
It can be both. If you are buying a contact lens cleaner or food product, you need to check if the enzyme is microbial or animal-derived.
What does it do in food packaging?
It is sometimes used to remove residual oxygen from the air inside food packages to prevent spoilage.
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