CheckVegan

Is Serine vegan?

Serine

Vegan Vegan
Vegetarian Vegetarian

Serine is a polar α-amino acid used in protein biosynthesis, containing a hydroxymethyl side chain; it is non-essential and can be produced synthetically or via fermentation for cosmetic use as a moisturizing agent.

Also known as 2-Amino-3-hydroxypropanoic acid, 200-274-3, Serinum
INCI name Serine
CAS number 56-45-1
EC number 206-130-6
CosIng ID 37660
Last reviewed 9 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