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Thorne

150 products scored by Formulate's ingredient-level rubric. Brand grade reflects a weighted average across the full lineup.

Scored by the Formulate Research Team · Last reviewed May 2026

94
A
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How Thorne scored

Integrity100

Accurate labels, no proprietary blends hiding doses, consistent sourcing

Product Quality98

Ingredient form, bioavailability, dose accuracy across the lineup

Transparency96

Published testing, ingredient origins, full disclosure

Verification100

USP, NSF, Informed Sport, or comparable third-party testing coverage

Innovation69

New formulations, new forms, research-driven development

Component scores are derived from the product lineup, not from marketing materials. See the methodology page for how each component is computed.

What Thorne makes

  • 16 Minerals
  • 13 B Vitamins
  • 13 Amino Acids
  • 11 Adaptogens
  • 8 Fish Oil & Omegas
  • 8 Antioxidants
  • 7 Multivitamins
  • 7 Anti-Inflammatory
  • 7 Gut Health
  • 6 Probiotics
  • 5 Creatine
  • 5 Nootropics
  • 5 Vitamin D
  • 5 Electrolytes
  • 4 Protein
  • 4 Mood
  • 3 Collagen
  • 3 Stress
  • 3 Sleep Supplements
  • 3 Vitamin C
  • 3 Hormones
  • 2 Vitamin K
  • 2 Joint Support
  • 2 Liver Support
  • 1 Metabolism
  • 1 Vitamins
  • 1 Thyroid
  • 1 Sports Performance
  • 1 Greens

Top-scoring products

5-MTHF 5 mg
98
Acetyl-L-Carnitine
98
Berberine
98
Copper Bisglycinate
98
Creatine
98
Creatine + Alpha GPC
98

All Thorne products (150)

Thorne: frequently asked questions

How does Formulate grade Thorne?

Formulate grades Thorne by aggregating the ingredient-level scores of all 150 Thorne products it has analyzed — weighing dose accuracy, ingredient form, transparency, and third-party testing. Thorne's overall brand grade is A (94/100). It is not a paid or sponsored ranking.

Is Thorne third-party tested?

Thorne scores 100/100 on third-party verification, indicating broad testing coverage (such as USP, NSF, or Informed Sport) across its lineup.

What is Thorne's best supplement?

5-MTHF 5 mg is Thorne's highest-scoring product on Formulate at 98/100 (grade A).

What does Thorne make?

Formulate has scored 150 Thorne products, including 16 Minerals, 13 B Vitamins, 13 Amino Acids, 11 Adaptogens, and more.

About the grading

Every Thorne product above is scored on dose accuracy, ingredient form, certifications, transparency, and third-party testing. The brand grade aggregates those product scores — it isn't a marketing claim or a pay-for-play ranking. See the methodology page for the full rubric.