CheckVegan

Is Tristearyl Phosphate vegan?

Tristearyl Phosphate

Tristearyl Phosphate is the triester of phosphoric acid with stearyl alcohol, used as an emulsifier and skin conditioning agent; stearyl alcohol may be of plant or animal origin.

Also known as Trioctadecyl phosphate
INCI name Tristearyl Phosphate
CAS number 4889-45-6
EC number 225-509-7
CosIng ID 80426
Last reviewed 4 July 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