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A-F grade per outcome, combining overall evidence with goal-specific relevance. A = strong evidence; F = insufficient. Hover a badge for details.
1200mg
With meals · with food
Kyolic Aged Garlic Extract (most studied)
1500mg
Any time · with food (preferred)
Standardized extract (4% echinacosides or standardized alkylamides)
8-12 weeks
12+ weeks
4-8 weeks
With continuous use
When taken at onset
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