Potassium Citrate
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
Certifications & Testing
Other Ingredients
Microcrystalline Cellulose, Hypromellose, Stearic Acid, Silicon Dioxide
Recommended Use
Suggested Usage: Take 1 capsule 1 to 5 times daily, preferably with food.
Warnings
Caution: For adults only. Consult physician if pregnant/nursing, taking any medications (especially those that may affect kidney function or blood potassium levels), or have a medical condition (especially heart/kidney condition or diabetes). Keep out of reach of children. Not manufactured with yeast, wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facilit
Frequently Asked Questions
What is NOW Foods Potassium Citrate's Formulate score?
NOW Foods Potassium Citrate scores 69 out of 100 (grade B) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is NOW Foods Potassium Citrate worth it?
NOW Foods Potassium Citrate scores 69/100 (grade B). That's an above-average result — most of its doses and ingredient forms are well-chosen, with only minor gaps in dosing, transparency, or testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in NOW Foods Potassium Citrate?
Each serving contains Potassium (99 mg). Serving size: 1 Veg Capsule(s). 180 servings per container.
How do I take potassium citrate?
Suggested Usage: Take 1 capsule 1 to 5 times daily, preferably with food.
Who makes Potassium Citrate?
Potassium Citrate is made by NOW Foods. See Formulate's full grade and product lineup for NOW Foods on its brand page.
Is NOW Foods Potassium Citrate third-party tested?
NOW Foods lists the following certifications and testing for this product: Vegan, Vegetarian, Gluten-Free, Dairy-Free.
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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.