NutriVouch
Confidence level
Emerging evidence
85 studies

Maitake (Mushroom)

Last reviewed: 4/11/2026

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Absorption
Standardized D-fraction extract is the most clinically studied form. Take with food. Beta-glucans require hot water extraction to be bioavailable.
Daily Dose
Common dose: 50-100mg D-fraction extract or 1-3g dried mushroom
RDA: No established RDA
Upper limit: No established upper limit; doses up to 200mg D-fraction used in trials
Best form: D-fraction or MD-fraction standardized extract
Timing: With meals, divided into 2-3 doses
May lower blood sugar — diabetics on medication should monitor glucose levels.
Food Sources
  • Fresh maitake mushrooms~30mg D-fraction per 100g

Not medical advice