Diet soda consumption linked to stroke and dementia
cnn.com
cnn.com
http://stroke.ahajournals.org/content/early/2017/04/20/STROK...
All source data precedes 2001, so I'm guessing that only aspartame and maybe Ace-K were included.
>> Pseudoscience is often characterized by the following: contradictory, exaggerated or unprovable claims; [...] and absence of systematic practices when developing theories.
Calling something 'diet' product is marketing. Replacing a product's sugar with fake-sugar and selling it for weight loss is a failure to consider the "systematic practices" of the body.