If you’re not a nerd who engages in massive coding check projects, serotonin still helps you feel relaxed, confident, and calmly happy.
The amino acid L-Tryptophan (and its cheaper precursor, 5-HTP) do this quite well.
But there may be an even cheaper alternative: Vitamin B3 (niacin). IF you can handle the heat of its well known side effect, skin flushing.
Niacin has been shown to effectively lower cholesterol levels, but it seems to have the terrific additional benefit of raising serotonin levels in the brain.
Dr. Abram Hoffer did some well-known studies showing niacin’s amazing benefits for schizophrenic patients. Looks like it is highly beneficial for the rest of us–