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Caffeine has the deepest evidence base, but prescription stimulants produce the largest cognitive effect, mostly in people with ADHD

doi: 10.1038/s41586-023-06607-2 15 DarraghLBNguyenAPhamTTIdlett-AliSKnitzMWGadwaJet al

If you're still unsure, the best way to decide which method is right for you is to talk to your doctor

Aneuploidy in central nervous system (CNS) relapses in acute lymphoblastic leukemia (ALL)

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