Nothing crazy: #1 caffeine (4 coffee + 1 black tea + 1 green tea), #2 100% dark chocolate, #3 berberine, #4 noopept, #5 phenylpiracetam. Sufficient sleep plus

Nothing crazy: #1 caffeine (4 coffee + 1 black tea + 1 green tea), #2 100% dark chocolate, #3 berberine, #4 noopept, #5 phenylpiracetam. Sufficient sleep plus exercise could substitute for all of them, but then I wouldn't have more than two hours left for work.