FloraSport 20B®
Scored by the Formulate Research Team · Last reviewed July 2026
Overview: Thorne FloraSport 20B®
The four unique strains in FloraSport 20B provide 20 billion live organisms per capsule A stable, high-potency probiotic blend of clinically studied bacterial strains that support gut health, immune function, and exercise recovery in children and adults, including athletes.* NSF Certified for Sport®
Score Breakdown
Formulate scores every product across six weighted dimensions. Each dimension is graded independently — hover or tap to see what drove each component.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| Lactobacillus acidophilus42 systematic reviews · 374 randomised trials | 5000000000 cfus |
| Lactobacillus paracasei9 systematic reviews · 136 randomised trials | 5000000000 cfus |
| Bacillus subtilis4 systematic reviews · 41 randomised trials | 5000000000 cfus |
| Bifidobacterium lactisHN01920 systematic reviews · 211 randomised trials | 5000000000 cfus |
Certifications & Testing
Other Ingredients
Hypromellose Capsule, Medium Chain Triglycerides, Rice Maltodextrin
Recommended Use
Take 1 capsule daily with a meal or as recommended by your health-care practitioner.
Warnings
ALLERGY WARNING This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients. PREGNANCY If pregnant, consult your health-care practitioner before using this product. INTERACTIONS There are no known adverse interactions or contraindications at publication date. OTHER WARNINGS It is not recommended to remove the FloraSport 20B powder from the capsule,
Frequently Asked Questions
What is Thorne FloraSport 20B®'s Formulate score?
Thorne FloraSport 20B® scores 86 out of 100 (grade A-) on Formulate's ingredient-level rubric, which weighs evidence quality, dose accuracy, bioavailability, transparency, safety, and manufacturing practices.
Is Thorne FloraSport 20B® worth it?
Thorne FloraSport 20B® scores 86/100 (grade A-). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Thorne FloraSport 20B®?
Each serving contains Lactobacillus acidophilus (5000000000 cfus), Lactobacillus paracasei (5000000000 cfus), Bacillus subtilis (5000000000 cfus), Bifidobacterium lactis (5000000000 cfus). Serving size: 1 Capsule. 30 servings per container.
How do I take florasport 20b®?
Take 1 capsule daily with a meal or as recommended by your health-care practitioner.
Who makes FloraSport 20B®?
FloraSport 20B® is made by Thorne. See Formulate's full grade and product lineup for Thorne on its brand page.
Is Thorne FloraSport 20B® third-party tested?
Thorne lists the following certifications and testing for this product: NSF Certified for Sport, Gluten Free, Dairy Free, Soy Free, Thorne Verified, Natural Flavors, Natural Colors, GMP Certified.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.