CheckVegan

Is Magnesium Peroxide vegetarian?

Magnesium Peroxide

Vegetarian Vegetarian
Vegan Vegan

Magnesium peroxide (MgO2) is an odorless white to off-white powder that releases oxygen upon controlled breakdown with water, often existing commercially as a compound with magnesium hydroxide.

Also known as 238-438-1, Magnesium dioxide
INCI name Magnesium Peroxide
CAS number 14452-57-4
EC number 215-627-7
CosIng ID 35114
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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