Is Propanesulfonic acid, 1(or 2)-hydroxy-, sodium salt (1:1) vegan?

Sodium Methyl Isethionate is also known as Propanesulfonic acid, 1(or 2)-hydroxy-, sodium salt (1:1).

Sodium Methyl Isethionate is the sodium salt of a hydroxy propanesulfonic acid derivative, a synthetic compound used as a surfactant or solubiliser in cosmetic formulations.

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