CheckVegan

Is Lactase vegan?

Lactase

Vegan Vegan
Vegetarian Vegetarian

Lactase (beta-galactosidase) is an enzyme that catalyses the hydrolysis of lactose into glucose and galactose. It is commercially produced from fungi or yeast (e.g. Aspergillus oryzae, Kluyveromyces lactis) via microbial fermentation and is used in the dairy industry to produce lactose-free products.

Also known as Beta-Galactosidase, Lactase Enzyme, Lactozym
INCI name Lactase
CosIng ID 101248
Last reviewed 16 April 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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