About Guarana
An Amazonian seed (Paullinia cupana) that is a concentrated natural caffeine source (~2-4x coffee beans by weight) plus theobromine and tannins. Stimulant and alertness effects are driven mainly by its caffeine content. Listed separately from caffeine so guarana-by-weight rows resolve.
What Guarana supports
- Natural caffeine source for energy and alertness
How much Guarana to take
The RDA prevents deficiency. The effective range is what clinical trials used to actually move the outcome.
Effective
50–500
mg
Energy products use ~50-500 mg; guarana is ~10-12% caffeine, so dose effect tracks caffeine content.
Clinical evidence
Limited clinical evidence. Effects driven by its high caffeine content
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