It's easy to evaluate if you have seizures. You don't need to wait for it to be definitively proven to make use of the anecdotal evidence. If you learned that

It's easy to evaluate if you have seizures. You don't need to wait for it to be definitively proven to make use of the anecdotal evidence. If you learned that aspartame could trigger a seizure, wouldn't you be cautious and want to see if a change to your diet would reduce your seizures?