Catalase (bovine liver)

CAS 81457-95-6

Catalase breaks down hydrogen peroxide, and is used where peroxide has been applied to sterilise milk or egg products and must then be removed. This listing is specifically the enzyme from cattle liver.

Where it is and isn’t permitted

Status of Catalase (bovine liver) by jurisdiction. Every jurisdiction this site covers is listed, including those where the substance does not appear.
JurisdictionStatusScope and limitsCitation
United StatesFood and Drug AdministrationPermitted21 CFR 184.1034retrieved 2026-09-07
Codex AlimentariusCodex Alimentarius Commission / JECFANot listedDoes not appear on this jurisdiction’s permitted list. That is not the same as being prohibited.

What it is made from

Extracted from bovine liver. A microbial catalase from Micrococcus lysodeikticus is listed separately and is not animal-derived.

  • Not vegan
  • Not vegetarian
  • May raise a halal question
  • May raise a kosher question
CAS registry number
81457-95-6

Every name it appears under

2 recorded names. A label may use any of them.

CAS registry number

  • 81457-95-6

As it appears in regulation

  • Catalase (bovine liver)

Hazard reference values

No reference value for this substance in the sources we hold.

Evidence and how bodies read it

Studies, and the differing conclusions regulators drew from them, are curated by hand rather than machine-read, and none has been written for this substance yet.

Sources for this page

  • ecfr retrieved 2026-09-07

Full licence terms and publisher details on Sources. How this page is built and updated: Method.

Machine-readable:/api/v1/additives/catalase-bovine-liver.json