Thorne FloraSport 20B® supplement bottle
Thorne

FloraSport 20B® Review

What We Researched
5 active ingredients analyzed · 2 inactive ingredients decoded · 10 brand certifications checked · Last updated: Aug 2026
97
Product Score Excellent
98
Brand Score Excellent

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Probiotic Blend 20 Billion CFUs† 250 mg
Lactobacillus paracasei 5 Billion CFUs
Lactobacillus acidophilus 5 Billion CFUs
Bacillus subtilis (DE111®)†† 5 Billion CFUs
Bifidobacterium lactis (HN019) 5 Billion CFUs
Bioavailability Excellent

Absorption Rating

  • Probiotic Blend Fair
  • Lactobacillus paracasei Good
  • Lactobacillus acidophilus Good
  • Bacillus subtilis (DE111®)†† Good
  • Bifidobacterium lactis (HN019) Good
Other Ingredients Excellent

Fillers & Additives

  • Rice Maltodextrin
  • Delayed release (hydroxypropyl methylcellulose, gellan gum, water) medium chain triglycerides
Efficacy Excellent

Dosage Analysis

  • Lactobacillus paracasei 5 Billion CFUs Effective
  • Lactobacillus acidophilus 5 Billion CFUs Effective
  • Bacillus subtilis (DE111®)†† 5 Billion CFUs Effective
  • Bifidobacterium lactis (HN019) 5 Billion CFUs Effective

Supplement Facts

Ingredient Amount % Daily Value
Probiotic Blend 20 Billion CFUs† 250 mg
Lactobacillus paracasei 5 Billion CFUs
Lactobacillus acidophilus 5 Billion CFUs
Bacillus subtilis (DE111®)†† 5 Billion CFUs
Bifidobacterium lactis (HN019) 5 Billion CFUs

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Rice Maltodextrin Generally_safe

It is used as a filler or binder.

Delayed release (hydroxypropyl methylcellulose, gellan gum, water) medium chain triglycerides Unknown
Brand Trust Report
Thorne

Founded 1984 · New York, NY, United States · 204 products · thorne.com

Certifications

10 certifications
Nsf Certified For Sport Verified Source
Nsf Gmp Verified Source
Fda Gmp Inspections Verified Source
NSF Certified for Sport Verified
NSF Contents Certified Verified
Informed Choice Verified
Informed Sport Verified
Eurofins Certified Supplement Verified
Eurofins Clean Sport Verified
NSF Certified Verified

Transparency

4 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Verified Source
In House Testing — Verified Source

Violation History

2 incidents
Recall Captomer, Captomer-2502014-06-12Source
Prop 65 Lead2013-12-13Source
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Frequently Asked Questions
Is Thorne FloraSport 20B® a good supplement?

Thorne FloraSport 20B® received a product quality score of 97/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 5 active ingredients with 30 servings per container. Of the 2 inactive ingredients, 0 are rated safe and 0 are flagged for review. The manufacturer, Thorne, holds a brand trust score of 98/100 with 10 verified certifications including Nsf Certified For Sport, Nsf Gmp, Fda Gmp Inspections, NSF Certified for Sport.

What are the ingredients in Thorne FloraSport 20B®?

Thorne FloraSport 20B® contains 5 active ingredients: Probiotic Blend (20 Billion CFUs†), Lactobacillus paracasei (5 Billion CFUs), Lactobacillus acidophilus (5 Billion CFUs), Bacillus subtilis (DE111®)†† (5 Billion CFUs), Bifidobacterium lactis (HN019) (5 Billion CFUs). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Thorne FloraSport 20B® safe to take?

Thorne FloraSport 20B® 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 Thorne a trustworthy supplement brand?

Thorne receives a brand trust score of 98/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1984 and headquartered in New York, NY, United States, the company offers 204 products in their lineup. They hold 10 verified certifications including Nsf Certified For Sport, Nsf Gmp, Fda Gmp Inspections, NSF Certified for Sport. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Thorne 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 — read our methodology. 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.