Is Poly(N-acetyl-D-galactosamine-4-sulfate) sodium salt vegan?

Sodium Dermatan Sulfate is also known as Poly(N-acetyl-D-galactosamine-4-sulfate) sodium salt.

Sodium Dermatan Sulfate is the sodium salt of dermatan sulfate, a glycosaminoglycan typically derived from animal connective tissue (e.g. porcine or bovine mucosa). It is used in cosmetics for its moisturizing and skin-conditioning properties.

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