I definitely agree with all you have to say in your article. What most people realize is the side affects listed are the minor reactions caused by a majority of a study group. If you have an allergy to any of those contaminants results can be much worse and sometimes irreversible. Our body's can even mutate DNA as a result of long term use of some of those products, which can in turn cause organs to fail.

A snip-it from Livestrong.com:
Allergic Reaction
An allergic reaction to aspartame occurs when you ingest the substance, and your immune system identifies it as a threat to your body. Although the FDA has approved aspartame as safe for human consumption, in certain people, the body mistakes the chemical as harmful. As a result, the body creates various chemicals that attack the aspartame, which cause common side effects of an allergy. Most allergic reaction symptoms develop within minutes of consuming aspartame.

https://www.livestrong.com/article/421125-side-effects-of-allergies-from-aspartame/