Best Potassium Supplements
Compare 146+ Potassium supplements using our data-driven ranking system. We analyze value (cost per unit of active ingredient), potency (strength per serving), and convenience (pills per day) to help you find the best option for your needs.
Top Picks in Potassium
Best Overall
Nutricost, Potassium Bicarbonate, Unflavored, 32.4 oz (907 g)
Nutricost
Score: 98
Best ValueOregon's Wild Harvest, Stomach Soother™, Alcohol-Free, Peppermint, 4 fl oz (118 ml)
Oregon's Wild Harvest
$2.50/serving
Highest PotencyNutricost, Potassium Bicarbonate, Unflavored, 32.4 oz (907 g)
Nutricost
494MG/serving
All Potassium Products (146)
Nutricost
Nutricost, Potassium Bicarbonate, Unflavored, 32.4 oz (907 g)
Score: 98$0.04/srv
★4.7(297)
NOW Foods
NOW Foods, Potassium Citrate, Pure Powder, 12 oz (340 g)
Score: 98$0.05/srv
★4.8(9,751)
Source Naturals
Source Naturals, Glucosamine Sulfate, Sodium Free, 500 mg, 60 Capsules
Score: 98$0.12/srv
★4.6(252)
Nutricost
Nutricost, Potassium Bicarbonate, Unflavored, 16 oz (454 g)
Score: 98$0.05/srv
★4.7(297)
NOW Foods
NOW Foods, Potassium Chloride Powder, 8 oz (227 g)
Score: 97$0.02/srv
★4.7(3,029)
Nutricost
Nutricost, Potassium BHB, goBHB®, Unflavored, 8.9 oz (250 g)
Score: 95$1.52/srv
★4.6(48)
NOW Foods
NOW Foods, Potassium Gluconate Pure Powder, 1 lb (454 g)
Score: 90$0.04/srv
★4.7(979)
Thorne
Thorne, Glucosamine & Chondroitin, 90 Capsules
Score: 88$0.44/srv
★4.8(1,017)
Pure Encapsulations
Pure Encapsulations, Potassium (Citrate), 200 mg, 180 Capsules
Score: 83$0.17/srv
★5.0(16)
Force Factor
Force Factor, Total Beets®, Original Drink Powder, Pomegranate Berry, 7.4 oz (210 g)
Score: 80$0.53/srv
★4.7(807)
Vitamatic
Vitamatic, Potassium Bicarbonate, 240 Vegetable Capsules (510 mg per Capsule)
Score: 80$0.17/srv
★4.9(9)
Best Naturals
Best Naturals, Potassium Citrate, 99 mg, 500 Tablets
Score: 79$0.03/srv
★4.9(180)
21st Century
21st Century, Potassium Gluconate, 595 mg, 110 Tablets
Score: 78$0.05/srv
★4.6(18,912)
Nutricost
Nutricost, Potassium , 99 mg, 500 Capsules
Score: 78$0.04/srv
★4.7(747)
Best Naturals
Best Naturals, Potassium Chloride, 99 mg, 400 Tablets
Score: 78$0.04/srv
★4.9(46)
NOW Foods
NOW Foods, Potassium Citrate, 99 mg, 180 Veg Capsules
Score: 77$0.05/srv
★4.8(17,743)
NOW Foods
NOW Foods, Potassium Gluconate, 99 mg, 250 Tablets
Score: 77$0.05/srv
★4.7(1,564)
Mason Natural
Mason Natural, Potassium Gluconate, 595 mg, 100 Tablets
Score: 77$0.05/srv
★4.8(93)
Force Factor
Force Factor, Potassium Citrate, 99 mg, 180 Vegetable Capsules
Score: 77$0.05/srv
★4.8(97)
Nature's Life
Nature's Life, Potassium, 99 mg, 250 Tablets
Score: 76$0.06/srv
★4.9(41)
Showing 20 of 146 products