This site states this directly under its manufacturing claims: the brand describes the formula as suitable for vegetarian and lactose-free lifestyles, a claim we could not independently verify beyond the brand's own pages.
A vegetarian and lactose-free formulation is worth noting if either dietary preference matters to you — this site names both claims directly rather than leaving them ambiguous.
This site is direct that it could not independently verify this claim beyond the brand's own pages — worth checking your own bottle's supplement facts panel to confirm rather than relying on the homepage description alone.