http://www.rense.com/general68/tiz.htm
http://www.wnho.net/whopper.htm
http://www.presidiotex.com/nutrapoison/
The only site I could find that was positive about Aspartame was this one and it had a fake comment section and no way to e-mail them to ask them questions:
http://www.aspartame-info.com/aspartame_news.html
Dr Nicholas Finer -(Their expert)
http://www.aspartame-info.com/aspartame_movies.html