Is Vitamin B13 (historical) vegan?

Orotic Acid is also known as Vitamin B13 (historical).

Orotic acid is a pyrimidinedione carboxylic acid, an intermediate in pyrimidine biosynthesis; once mistakenly called vitamin B13, it is now known not to be a vitamin and is used in cosmetics as a conditioning agent, typically produced synthetically or via fermentation.

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