Dr. Mercola Organic Reishi Mushroom Extract, 30 Capsules supplement bottle
Dr. Mercola

Organic Reishi Mushroom Extract, 30 Capsules

What We Researched
2 active ingredients analyzed · 5 inactive ingredients decoded · 4 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
68
Product Score Fair
81
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Organic Reishi (Ganoderma lucidum) Mushroom Fruitbody Extract 500 mg *
Beta Glucans 125 mg *
Bioavailability Very Good

Absorption Rating

  • Organic Reishi (Ganoderma lucidum) Mushroom Fruitbody Extract Good
  • Beta Glucans Fair
Other Ingredients Excellent

Fillers & Additives

  • Organic Capsule (Organic Pullulan)
  • Organic Rice Hull
  • Organic Rice Extract
  • Organic Gum Acacia
  • Organic Sunflower Oil
Efficacy Very Poor

Dosage Analysis

  • Organic Reishi (Ganoderma lucidum) Mushroom Fruitbody Extract 500 mg Under-dosed
  • Beta Glucans 125 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Organic Reishi (Ganoderma lucidum) Mushroom Fruitbody Extract 500 mg *
Beta Glucans 125 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Organic Capsule (Organic Pullulan) Safe

It is used to encapsulate the supplement ingredients.

Organic Rice Hull Safe

It is used to improve powder flow during manufacturing.

Organic Rice Extract Generally_safe

It is added for its potential health benefits.

Organic Gum Acacia Generally_safe

It is used to thicken liquids, emulsify mixtures, and stabilize formulations.

Organic Sunflower Oil Safe

Carrier oil for fat-soluble vitamins.

Price Comparison

iHerb $34.98 $1.17 / serving
Best Price

Price History

Tracked across major retailers. Updated periodically.

$36$35$34$33$32 Mar 12 $34.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Dr. Mercola

Founded 1997 · Cape Coral, Florida, USA · 209 products · mercola.com/

Certifications

4 certifications
Consumerlab Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source

Transparency

2 claims
Third Party Testing Claim — Verified Source

Violation History

7 incidents
Prop 65 Lead2025-04-18Source
Lawsuit Wrongful termination and breach of a severance contract by the former CEO.2024Source
Fda Warning Unapproved and misbranded products related to Coronavirus Disease 2019 (COVID-19).2021-02-18Source
Lawsuit False and unsupported claims that its indoor tanning systems are safe and do not increase the risk of skin cancer.2016Source
Fda Warning Illegal marketing of a medical device.2011-01-01Source
Fda Warning Illegal drug claims for various supplements.2006-01-01Source
Fda Warning Illegal drug claims for various supplements.2005-01-01Source
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Frequently Asked Questions
Is Dr. Mercola Organic Reishi Mushroom Extract, 30 Capsules a good supplement?

Dr. Mercola Organic Reishi Mushroom Extract, 30 Capsules received a product quality score of 68/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients with 30 servings per container. Of the 5 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, Dr. Mercola, holds a brand trust score of 81/100 with 4 verified certifications including Consumerlab, Nsf Gmp, Usda Organic, Fda Gmp Inspections.

What are the ingredients in Dr. Mercola Organic Reishi Mushroom Extract, 30 Capsules?

Dr. Mercola Organic Reishi Mushroom Extract, 30 Capsules contains 2 active ingredients: Organic Reishi (Ganoderma lucidum) Mushroom Fruitbody Extract (500 mg), Beta Glucans (125 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Dr. Mercola Organic Reishi Mushroom Extract, 30 Capsules safe to take?

Dr. Mercola Organic Reishi Mushroom Extract, 30 Capsules has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Dr. Mercola a trustworthy supplement brand?

Dr. Mercola receives a brand trust score of 81/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1997 and headquartered in Cape Coral, Florida, USA, the company offers 209 products in their lineup. They hold 4 verified certifications including Consumerlab, Nsf Gmp, Usda Organic, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Dr. Mercola has 7 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.