Best Potassium Mineral Supplements Under $50 (2026)
We selected products under $50 using a value score that weights potassium form and dose, servings per container, ingredient transparency, and intended use
The Verdict
- Best Overall: Nutricost Potassium Citrate 99mg, 500 capsules per bottle — Best for targeted dosing: potassium citrate capsules offering precise low-dose servings for incremental supplementation
- Best Value: Micro Ingredients Hydration Electrolyte Powder - Lemon Raspberry — Best coconut-water base: lemon raspberry hydration powder blending potassium with coconut-water-derived electrolytes for natural taste
This roundup highlights potassium mineral supplements under $50, focusing on value, formulation, and practical use cases for daily electrolyte support. Selections were ranked by a value score that balances potassium source, dose per serving, serving count, and ingredient transparency
Top Picks
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1
Best Overall Nutricost Potassium Citrate 99mg, 500 capsules per bottle
Best for targeted dosing: potassium citrate capsules offering precise low-dose servings for incremental supplementation
Potassium citrate supplement with 99mg elemental potassium per capsule. Helps support potassium intake with easy-to-swallow capsules. Customers note quick effectiveness and tasteless formula
- 99mg elemental potassium per capsule
- 500 capsules per bottle
- non-GMO, gluten free
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2
Multivitamin Electrolytes Powder Tropical Peach Mango (No Sugar)
Best for flavored hydration: multivitamin electrolyte powder with tropical peach mango flavor and no added sugar for workout rehydration
Electrolyte powder with no calories or sugar for hydration and endurance. Flavored tropical peach mango; designed to support hydration with 6 key electrolytes. Customers note good taste and hydration benefits
- no sugar, no calories
- tropical peach mango flavor
- powered by 6 key electrolytes
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3
KEY NUTRIENTS Multivitamin Electrolytes Powder Fresh Pink Lemonade
Best for calorie-free hydration: pink lemonade multivitamin electrolyte powder designed for zero-calorie electrolyte replenishment
Electrolyte powder with zero calories, carbs, and sugar for hydration and endurance. Customers note tasty pink lemonade flavor and improved hydration; some users report decent cramp relief
- zero-calorie hydration powder
- pink lemonade flavor
- supports electrolyte replenishment
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4
KEY NUTRIENTS Multivitamin Electrolytes Powder Lemonade
Best for classic taste options: lemonade-flavored electrolyte powder that combines hydration minerals without added sugar
Electrolyte powder with no calories or sugar, lemon flavor, powered by 6 key electrolytes. Helps with hydration and cramp relief, praised for taste and effectiveness by users
- sugar-free hydration aid
- lemonade flavor
- 6 essential electrolytes
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5
Potassium iodide tablets 130 mg (pack of 2) 280 tablets
Best for iodine and potassium combined: potassium iodide tablets that also address iodine needs in emergency-prep contexts
Potassium iodide tablets for short-term use (up to 2 weeks). 130 mg per adult/adolescent dose; 65 mg for children. 280 tablets in the pack with long shelf life. Customer insight notes value for money and radiation protection
- 280 genuine tablets
- 130 mg adult dose
- long shelf life with stability
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6
Electrolytes Powder No Sugar - Unflavored Hydration (90 Servings)
Best unflavored option: unflavored electrolyte powder for customizable dosing without sweeteners or flavor additives
Unflavored electrolyte powder with zero sugar for daily hydration and recovery. Provides a mix of 6 electrolytes + 9 vitamins/minerals; dissolves in water. Customers note good taste, quality, and hydration support
- six electrolytes
- zero sugar
- unflavored versatility
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7
Key Nutrients Multivitamin Electrolytes Powder Tangy Orange
Best for cramp support: tangy orange electrolyte powder formulated to help replenish potassium and other key electrolytes
Tangy Orange electrolyte powder with no calories or sugar for hydration and energy support. Customers note good taste, quality, and value for hydration and cramp relief
- zero-calorie electrolyte powder
- tangy orange flavor
- minerals for hydration
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8
Key Nutrients Multivitamin Electrolytes Powder Lemon Lime
Best citrus variety: lemon-lime electrolyte powder offering calorie-free hydration with a citrus flavor profile
Electrolyte powder with no calories, carbs, or sugar for hydration. Supports electrolyte replenishment with key nutrients. Customers note good taste and value for money
- calorie-free electrolyte powder
- refreshing lemon lime flavor
- no sugar or carbs
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9
KEY NUTRIENTS Multivitamin Electrolytes Powder Fresh Blueberry Lemonade
Best fruity flavor option: blueberry lemonade electrolyte powder for those who want flavored, zero-calorie hydration support
Electrolyte powder with no calories, carbs, or sugar for hydration and energy. Customers note good taste and effective hydration; some report partial dissolution in water
- zero-calorie electrolyte powder
- delicious flavor
- mineral-rich hydration support
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10
Best Value Micro Ingredients Hydration Electrolyte Powder - Lemon Raspberry
Best coconut-water base: lemon raspberry hydration powder blending potassium with coconut-water-derived electrolytes for natural taste
Electrolyte powder with low sodium, high potassium from coconut water and real lemon juice. 139 servings per 2 lb, sugar-free and keto-friendly. Customer noted good hydration and clean ingredients
- high potassium content
- sugar-free, zero calories
- natural coconut water and lemon juice electrolytes