Four Sigmatic Gut Health, Organic Mushroom Blend, Caffeine Free, 2.12 oz (60 g) supplement bottle
Four Sigmatic

Gut Health, Organic Mushroom Blend, Caffeine Free, 2.12 oz (60 g)

What We Researched
5 active ingredients analyzed · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
62
Product Score Fair
69
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (from Organic Rose Hips) 12 mg 13%
Organic Mushroom BlendOrganic Turkey Tail (Trametes versicolor) Extract (Fruiting body), Organic Lion's Mane (Hericium erinaceus) Extract (Fruiting body), Organic Reishi (Ganoderma lucidum) Extract (Fruiting body), Organic Cordyceps (Cordyceps militaris) Extract (Fruiting body), Organic Chaga (Inonotus obliquus) Extract (Fruiting body) 1,500 mg† **
Digestive BlendOrganic Yacon (Smallanthus sonchifolius) Powder (Root), Bacillus subtilis DE111® (1 Billion CFU)† 300 mg **
Bioavailability Good

Absorption Rating

  • Vitamin C (from Organic Rose Hips) Fair
  • Organic Mushroom BlendOrganic Turkey Tail (Trametes versicolor) Extract (Fruiting body), Organic Lion's Mane (Hericium erinaceus) Extract (Fruiting body), Organic Reishi (Ganoderma lucidum) Extract (Fruiting body), Organic Cordyceps (Cordyceps militaris) Extract (Fruiting body), Organic Chaga (Inonotus obliquus) Extract (Fruiting body) Fair
  • Digestive BlendOrganic Yacon (Smallanthus sonchifolius) Powder (Root), Bacillus subtilis DE111® (1 Billion CFU)† Good
Other Ingredients Fair

Fillers & Additives

No inactive ingredient data available.

Efficacy Poor

Dosage Analysis

  • Vitamin C (from Organic Rose Hips) 12 mg Under-dosed
  • Organic Mushroom BlendOrganic Turkey Tail (Trametes versicolor) Extract (Fruiting body), Organic Lion's Mane (Hericium erinaceus) Extract (Fruiting body), Organic Reishi (Ganoderma lucidum) Extract (Fruiting body), Organic Cordyceps (Cordyceps militaris) Extract (Fruiting body), Organic Chaga (Inonotus obliquus) Extract (Fruiting body) 1,500 mg† Effective
  • Digestive BlendOrganic Yacon (Smallanthus sonchifolius) Powder (Root), Bacillus subtilis DE111® (1 Billion CFU)† 300 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 5
Total Carbohydrate 2 g <1%**
Vitamin C (from Organic Rose Hips) 12 mg 13%
Organic Mushroom BlendOrganic Turkey Tail (Trametes versicolor) Extract (Fruiting body), Organic Lion's Mane (Hericium erinaceus) Extract (Fruiting body), Organic Reishi (Ganoderma lucidum) Extract (Fruiting body), Organic Cordyceps (Cordyceps militaris) Extract (Fruiting body), Organic Chaga (Inonotus obliquus) Extract (Fruiting body) 1,500 mg† **
Digestive BlendOrganic Yacon (Smallanthus sonchifolius) Powder (Root), Bacillus subtilis DE111® (1 Billion CFU)† 300 mg **

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$27$26$25$24$23 Mar 12 $25.00
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
Four Sigmatic

Founded 2012 · Los Angeles, California, USA · 13 products · us.foursigmatic.com

Certifications

1 certification
Usda Organic Verified Source

Transparency

2 claims
Third Party Testing Claim — Verified Source

Violation History

2 incidents
Lawsuit Trademark Infringement2024Source
Prop 65 Lead2018-09-11Source
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Frequently Asked Questions
Is Four Sigmatic Gut Health, Organic Mushroom Blend a good supplement?

Four Sigmatic Gut Health, Organic Mushroom Blend, Caffeine Free, 2.12 oz (60 g) received a product quality score of 62/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 5 active ingredients with 30 servings per container. The manufacturer, Four Sigmatic, holds a brand trust score of 69/100 with 1 verified certifications including Usda Organic.

What are the ingredients in Four Sigmatic Gut Health, Organic Mushroom Blend?

Four Sigmatic Gut Health, Organic Mushroom Blend contains 5 active ingredients: Calories (5), Total Carbohydrate (2 g), Vitamin C (from Organic Rose Hips) (12 mg), Organic Mushroom BlendOrganic Turkey Tail (Trametes versicolor) Extract (Fruiting body), Organic Lion's Mane (Hericium erinaceus) Extract (Fruiting body), Organic Reishi (Ganoderma lucidum) Extract (Fruiting body), Organic Cordyceps (Cordyceps militaris) Extract (Fruiting body), Organic Chaga (Inonotus obliquus) Extract (Fruiting body) (1,500 mg†), Digestive BlendOrganic Yacon (Smallanthus sonchifolius) Powder (Root), Bacillus subtilis DE111® (1 Billion CFU)† (300 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Four Sigmatic Gut Health, Organic Mushroom Blend safe to take?

Four Sigmatic Gut Health, Organic Mushroom Blend, Caffeine Free, 2.12 oz (60 g) 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 Four Sigmatic a trustworthy supplement brand?

Four Sigmatic receives a brand trust score of 69/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2012 and headquartered in Los Angeles, California, USA, the company offers 13 products in their lineup. They hold 1 verified certifications including Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Four Sigmatic has 2 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.