Is Thiomersal vegan?

Thimerosal is also known as Thiomersal.

Thimerosal, also known as thiomersal or merthiolate, is an organomercury compound used as an antiseptic and antifungal preservative, historically in vaccines and cosmetics. It contains a thiosalicylate moiety derived from ethylmercury and mercaptobenzoic acid.

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