Glutathione-SR
Scored by the Formulate Research Team · Last reviewed May 2026
Overview: Thorne Glutathione-SR
A sustained-release form of one of the body's most important antioxidant and detoxification factors* Glutathione-SR is a sustained-release form of glutathione that provides antioxidant support for the liver, brain, heart, lung, and eyes.* It also helps the body respond to physical activity.* 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 |
|---|---|
| GlutathioneReduced | 525 mg |
Certifications & Testing
Other Ingredients
High and low viscosity hydroxypropyl methylcellulose, Magnesium Citrate, Calcium Laurate (Time-Sorb®), Hypromellose (derived from cellulose) capsule, Leucine, Silicon Dioxide
Recommended Use
Take 1 capsule two to three times daily 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.
Frequently Asked Questions
What is Thorne Glutathione-SR's Formulate score?
Thorne Glutathione-SR 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 Glutathione-SR worth it?
Thorne Glutathione-SR 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 Glutathione-SR?
Each serving contains Glutathione (525 mg). Serving size: 1 Capsule. 60 servings per container.
How do I take glutathione-sr?
Take 1 capsule two to three times daily or as recommended by your health-care practitioner.
Who makes Glutathione-SR?
Glutathione-SR is made by Thorne. See Formulate's full grade and product lineup for Thorne on its brand page.
Is Thorne Glutathione-SR third-party tested?
Thorne lists the following certifications and testing for this product: Gluten Free, Soy Free, Dairy Free, Natural Flavors, Natural Colors, Made in USA, NSF Certified for Sport, Third-Party Contents Certified, 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.