gel or foam directly to the teeth – isn't always covered by insurance, especially for adults. So when is it worth getting?

gel or foam directly to the teeth – isn’t always covered by insurance, especially for adults. So when is it worth getting? Here are some ways to figure that out. If there’s a high risk of tooth decay, ...

But the relatively simple procedure – which involves applying a varnish, gel or foam directly ... If there’s a high risk of tooth decay, then professional fluoride treatments can help.