Guarana Extract
TodayA botanical source of caffeine for energy and alertness.
Form
Guarana extract, standardized to 22% caffeine
Dose options
Off227 mg455 mg
Evidence
Evidence status: strong for caffeine's own effects. Named sources: NIH Office of Dietary Supplements caffeine section; AIS Group A supplements.
Sourcing & testing
Not yet published — sourcing and testing facts publish here once real, the same standard as the Quality page.
Formula compatibility
You don't have a formula yet, so nothing below applies to you right now — this is the real check /build runs automatically once this ingredient is part of a formula you're building:
“Contains caffeine. Consider caffeine from all sources.”