Compare supplements
Put up to three ingredients next to each other. See where the evidence, dosing, timing, and tradeoffs differ.
Evidence
Moderate evidence
Common protocol300–600 mg/day standardized extract——
Protocols mapped
1 goal-specific
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Timing
With food; morning or evening based on response
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Expected effect
4–8 weeks
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Primary uses
Watch for
Drowsiness · Gastrointestinal upset
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