Lithium inhibits adrenergic and cholinergic increased in GTP binding in rat cortex Nature 1988
Serotonin and GABA are both necessary for calming the brain and inhibiting distracting stimuli
This is because of its FDA approval and 10+ year safety profile as well as multiple proven benefits for metabolism and cardiovascular risk with speculative/accumulating evidence for dementia prevention
Thats not a bargain its the risky bucket
The following adverse effects were reported in patients receiving semaglutide injection or oral tablets across all clinical trials and at incidences higher than with placebo: nausea (11% to 44%), vomiting (5% to 24%), diarrhea (8.5% to 30%), abdominal pain (5.7% to 20%), abdominal distention (2% to 7%), constipation (3.1% to 24%), dyspepsia (0.6% to 9%), decreased appetite (6% to 9%), eructation (0.6% to 7%), flatulence (0.4% to 6%), gastroesophageal reflux disease (1.5% to 5%), gastroenteritis (4% to 6%), and gastritis (0.4% to 4%)
People who have intrinsic factor get it from eating animal products but people with Pernicious Anaemia cannot absorb it from diet