[Armorer-at-Law]

if the legislature is satisfied that oleomargarine is unwholesome, or that, in the tubs, pots or packages in which it is commonly offered for sale, it looks so like butter, that the only way to protect the people against injury to health, in the one case, or against fraud or deception, in the other, is to absolutely prohibit its sale, it is within the constitutional power of the legislature to do so.

This quote comes from the dissent, not the majority opinion.