Evidence-ranked forms
Compare evidence-backed Potassium forms for the strongest qualifying outcome, with scores and available products backed by the current DoseRank data.
Ranking aligned to Kidney stone risk
Form-by-form data
The one to buy · Kidney stone risk

NOW Foods, Potassium Citrate, Pure Powder, 12 oz (340 g)
4.8· 10,436 ratings· $0.05/serving
Potassium Citrate 448 mg per serving — studied window 1000–3000 mg
Of 9 eligible products ranked for Kidney stone risk, NOW Foods, Potassium Citrate, Pure Powder, 12 oz (340 g) is the selected Potassium Citrate product. Potassium Citrate leads the form comparison with an outcome score of 98/100 for Kidney stone risk; its selected product has a clinical score of 15 for that outcome.
Questions
Potassium Citrate ranks #1 of 3 forms for Kidney stone risk with an outcome evidence score of 98/100.
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