[Everlag]

Okay, if we are going the play it safe then we need to ban sugar. Oh, and soda. As well as chips. Definitely chocolate bars. Tea of course contains caffeine, an extremely dangerous substance in extreme circumstances?

The point is that people can become addicted to essentially everything. If you single out one thing as being an opt-in/certain age simply because of that reason then you create a situation of forcing your worldview on others simply because you created a reasoning that can be applied to anything and used that as a justification.