3 ms·Some people like butter but don't want/can't eat dairy. That's just one reason.by rosetremiere 5y agoSome people like butter but don't want/can't eat dairy. That's just one reason.joeberon 5y agoMargarine almost always contains buttermilk unless it's specifically marketed as non-dairychomp 5y agoThe brand described in the post does not contain any dairy, though it does contain animal by-products (specifically, the vitamin D3).