Diet soda (aspartame) does nasty work to the brain. It's best to avoid totally. Large observational study referenced in this article: https://www.psychologyto

Diet soda (aspartame) does nasty work to the brain. It's best to avoid totally. Large observational study referenced in this article: https://www.psychologytoday.com/au/blog/the-red-light-district/201606/diet-soft-drinks-linked-depression https://www.psychologytoday.com/au/blog/the-red-light-distri... Some decent primary sources in this article, specifically interventional animal model studies: https://ketodietapp.com/Blog/lchf/artificial-sweeteners-the-not-so-sweet-truth-about-zero-calorie-sweeteners https://ketodietapp.com/Blog/lchf/artificial-sweeteners-the-... This interventional study was ended early on ethical grounds because the depression caused by diet soda was too severe: https://pubmed.ncbi.nlm.nih.gov/8373935/ https://pubmed.ncbi.nlm.nih.gov/8373935/