Chaga Extract
adaptogens
Chaga is a medicinal fungus (Inonotus obliquus) that grows on birch trees, traditionally used in Siberian and Eastern European folk medicine. Rich in polysaccharides, beta-glucans, and antioxidants, it is marketed for immune support and general wellness. Research on human clinical outcomes remains limited, though laboratory studies show promising bioactive compounds.
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Benefits
Dosage
Typical Dose
1–3 grams daily
Upper Limit
5 grams daily
Timing
With meals to enhance absorption; divided doses recommended
Forms & Bioavailability
Hot water extract/decoction
High
Powder
Moderate to High
Capsules
Moderate
Tincture
Moderate
Side Effects
Interactions
Research Summary
Most evidence for chaga comes from in vitro and animal studies demonstrating polysaccharide, beta-glucan, and antioxidant activity. Human clinical trials are limited, though preliminary studies suggest potential immune-modulating effects. Further rigorous human trials are needed to establish efficacy and optimal dosing protocols.
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The Bottom Line on Chaga Extract
Chaga Extract is moderately researched with promising but sometimes mixed evidence.It is most commonly used for immune system support through beta-glucan content and antioxidant activity from polyphenols and melanin. As with any supplement, individual results vary. Start with the lower end of the dosage range and assess for 4-8 weeks before adjusting.
About Our Research
This profile is compiled from peer-reviewed research published on PubMed, the NIH Office of Dietary Supplements, and established nutritional science databases. Dosages reflect clinically-studied amounts from human trials where available. We update profiles as new research emerges. This is not medical advice — consult a healthcare professional before supplementing.
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Goal Guides for Chaga Extract
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