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10 Best potassium supplements - March 2026

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Last Updated: 15-03-2026

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1

topTop Product
Now Foods, Potassium Citrate, 99 mg, 180 Capsules

Now Foods, Potassium Citrate, 99 mg, 180 Capsules

NOW

9.8

9.8

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2

Puregen Labs Potassium Bicarbonate Supplement 1020 mg | Non-GMO | Gluten Free | Made in USA | 240 Vegetarian Capsules

Puregen Labs Potassium Bicarbonate Supplement 1020 mg | Non-GMO | Gluten Free | Made in USA | 240 Vegetarian Capsules

P Puregen Labs

9.6

9.6

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3

bestBest Value
Potassium Citrate Capsules 275 mg | 400 Count | Non-GMO, Gluten Free Supplement | by Horbaach

Potassium Citrate Capsules 275 mg | 400 Count | Non-GMO, Gluten Free Supplement | by Horbaach

Horbäach

9.5

9.5

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4

21st Century Health Care Potassium Gluconate 595mg 110 Tablets

21st Century Health Care Potassium Gluconate 595mg 110 Tablets

21st Century

9.2

9.2

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5

Life Extension Potassium With Extend-release Magnesium, 60 Count

Life Extension Potassium With Extend-release Magnesium, 60 Count

Life Extension

9.1

9.1

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6

Best Naturals Potassium Gluconate Supplement 595 Mg Tablet, 250 Count

Best Naturals Potassium Gluconate Supplement 595 Mg Tablet, 250 Count

Best Naturals

8.8

8.8

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7

Best Naturals Potassium Gluconate 595 mg 250 Tablets (250 Count (Pack of 2))

Best Naturals Potassium Gluconate 595 mg 250 Tablets (250 Count (Pack of 2))

Best Naturals

8.6

8.6

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8

Thorne Research - High Absorbency Potassium Citrate - 90 Capsules

Thorne Research - High Absorbency Potassium Citrate - 90 Capsules

THORNE

8.4

8.4

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9

Life Enhancement Potassium Basics 240 Capsules

Life Enhancement Potassium Basics 240 Capsules

Life Enhancement

8.2

8.2

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10

Best Naturals Potassium Chloride Supplement 99mg 400 Tablets - 3rd Party Lab Tested

Best Naturals Potassium Chloride Supplement 99mg 400 Tablets - 3rd Party Lab Tested

Best Naturals

8.1

8.1

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