The answer to that questions is what do you mean by work? No, they will not make your bunion magically disapear, or make your toe straight. There is no research it even slows down the progress of a bunion. The only thing that can straighten your toe and make your bunion go away is surgery by a Podiatrist. However, a bunion splint can hold your toe straight while you are wearing it and decrease your pain. It depends what you are looking for. If you want a bunion splint to help decrease the pain and decrease irritation of the bunion, you want to get a guard bunion such as this:
If you want a splint that will hold your toe straight get one such as this:
If you want one with a hinge to bend at your joint consider this one: