There is literally billions of dollars to astroturf the safety of aspartame.
I don’t know if there is a correlation with Autism, but it does not seem completely inert either. I also have a hard time believing statements like - it can only do the following things to the body. We were told similar things about mRNA (can’t travel outside the localized muscle area, destroyed by the body in x many days, etc.) that may have been true in a lab, but was not in practice.
Do you have a source on that?
not restricted to the injection site: https://www.thelancet.com/journals/ebiom/article/PIIS2352-39...