Mase ~ Of course, people have managed to convince themselves that aspartame causes ... headaches...
See, Go_Raiders, you don't actually get headaches, you've only managed to convince yourself you get headaches!
The other fellow commenting that cola with aspartame is basically the same as fruit juice because certain common chemicals can be found in each is committing a ‘fallacy of composition’. How they’re put together is as important or more so than the constituent chemicals.