CheckVegan

Is Fucosterol vegetarian?

Fucosterol

Vegetarian Vegetarian
Vegan Vegan

Fucosterol is a phytosterol isolated from brown algae such as Ecklonia cava and Ecklonia stolonifera, and is used in cosmetics for its antioxidant properties.

Also known as Stigmasta-5,24(28)-dien-3-ol, Stigmasta-5,24(28)-dien-3-ol, (3\b,24E)-
INCI name Fucosterol
CAS number 17605-67-3
CosIng ID 93321
Last reviewed 4 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