Potassium Citrate
Scored by the Formulate Research Team · Last reviewed July 2026
Overview: Thorne Potassium Citrate
Essential mineral support for healthy heart, skeletal muscle, and urinary tract* Thorne’s Potassium Citrate is a well-absorbed mineral supplement that benefits muscle function, cardiovascular wellness, nerve function, and urinary tract health – bladder and kidneys.*
Score Breakdown
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Ingredients per Serving
Certifications & Testing
Other Ingredients
Hypromellose (derived from cellulose) capsule, Leucine, Microcrystalline Cellulose, Silicon Dioxide
Recommended Use
Take 1 capsule one 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 ACE inhibitors (captopril, enalapril, ramipril, etc.) can produce potassium retention by inhibiting aldosterone in the adrenal glands. Potassium supplementation concurrentl
Frequently Asked Questions
What is Thorne Potassium Citrate's Formulate score?
Thorne Potassium Citrate scores 83 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 Potassium Citrate worth it?
Thorne Potassium Citrate scores 83/100 (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 Potassium Citrate?
Each serving contains Potassium (297 mg). Serving size: 1 Capsule. 90 servings per container.
How do I take potassium citrate?
Take 1 capsule one to three times daily or as recommended by your health-care practitioner.
Who makes Potassium Citrate?
Potassium Citrate is made by Thorne. See Formulate's full grade and product lineup for Thorne on its brand page.
Is Thorne Potassium Citrate third-party tested?
Thorne lists the following certifications and testing for this product: NSF Certified, 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.