Symptom·Cognitive·Reviewed June 4, 2026
Supplements for Poor concentration.
When poor concentration is the complaint, these are the supplements most often associated with it in the NutriStack library, ranked by how directly each one targets it and by the strength of the evidence.
Ranked by relevance, top first.
Relevance reflects how directly each supplement targets this symptom in the NutriStack map. Evidence is the supplement’s own rating. Open any name for the full profile.
- 01Panax GinsengLimited55% match
Ginsenosides influence acetylcholine release and offer neuroprotective antioxidant effects, with some acute studies showing improved working memory and attention performance, particularly when combined with adequate glucose availability.
SuggestedStandardized root extract, about 200 mg taken in the morning - 02TheacrineLimited42% match
Stimulant-like arousal may improve subjective focus in some users.
SuggestedMorning single-ingredient theacrine - 03VinpocetineLimited28% match
May alter cerebral perfusion and neuronal excitability, but direct attention data are limited.
SuggestedLow-dose capsule - 04NoopeptLimited20% match
May affect attention subjectively, but controlled evidence in healthy adults is lacking.
SuggestedSingle-ingredient capsule if used
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These rankings come from the same library that powers the NutriStack app. Open any supplement for full dosing, forms, interactions, and citations.