The FDA claims aspartame is safe. Researchers claim it causes memory loss, mood changes, and depression. Who are you going to believe?
Sugar and artificial sweeteners are so accessible, affordable and socially sanctioned, that few consider their habitual consumption to be a problem on the scale of say, addiction to cocaine. But if recent research is correct, their addictive potential could be even worse.
If you were told to ingest a biologically alien synthetic chemical whose presence on this planet did not predate 1976, and whose structure is only a few atoms away from the deadly pesticide DDT, and you knew that not only were there no long term human safety studies performed on it, but that it had been already proven in tests to have over a dozen serious adverse health effects, would you consume it?