I think it might be sooner than we think, but that it doesn't mean it will be banned. After all, you can still manufacture, sell, buy and smoke cigarettes and I don't think there are too many people left out there who deny that they are a bad thing. There is a lot of scholarship out there now and continuing to come out on the evils of sugar, and further, all the fake sugars that while they are calorie free are just as harmful. I can imagine a time in the not to distant future when we see warning labels on food packages the same way we see them on cigarettes, and perhaps not long after that, restrictions on advertising sugar-based products, and maybe even age minimums on purchasing them. Here is a very interesting article from three years ago: Is Sugar Toxic?