likely the sweeteners in chewing tobacco
Though it's likely gas-lighting on a few that always chewing it.
Can't imagine what it would do to the teeth with sweeteners always between your teeth.
https://academic.oup.com/ntr/article/25/4/838/6711734?login=false Learned recently fructose is a kynurenine 3-monooxygenase inhibitor. Without kynurenine you can't brake down Tryptophan which is the pathway for NF-κB and niacin. NF-κB heals cells prevents cancer. Along with keeping you mentally sane
The philosophical reasoning planets might actually hate us.
fruits giving us natural sweets which if you eat enough will make you schizophrenic