Best Potassium Mineral Supplements Under $100 (2026)
We selected products under $100 based on potassium form and dose, serving count, ingredient transparency, and value score across formats
The Verdict
- Best Overall: Nutricost Potassium Citrate 99mg, 500 capsules per bottle — Best for concentrated dosing: capsule format with potassium citrate for those preferring measured pill doses
This guide lists potassium mineral supplements under $100 chosen for balanced value, ingredient transparency, and dosing formats shoppers commonly seek. Picks were evaluated for potassium form, serving potency, complementary electrolytes or iodine, and overall value per serving
Top Picks
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1
Best Overall Nutricost Potassium Citrate 99mg, 500 capsules per bottle
Best for concentrated dosing: capsule format with potassium citrate for those preferring measured pill doses
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
Medi-Lyte Electrolyte Tablets with Potassium Chloride (100-count) Pack of 4
Best for on‑the‑go hydration: effervescent electrolyte tablets with potassium chloride for quick rehydration
Electrolyte tablets for hydration and cramp relief with potassium chloride. Helpful for hangovers, dehydration, and travel, as noted by users
- electrolytes with potassium chloride
- portable 100-tablet units
- positive user feedback on value and ease
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3
Multivitamin Electrolytes Powder Tropical Peach Mango (No Sugar)
Best flavored powder option: sugar‑free tropical electrolyte powder that adds potassium plus multivitamins
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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4
KEY NUTRIENTS Multivitamin Electrolytes Powder Fresh Pink Lemonade
Best flavored alternative: pink lemonade multivitamin electrolyte powder offering potassium in a zero‑calorie mix
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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5
KEY NUTRIENTS Multivitamin Electrolytes Powder Lemonade
Best classic flavor powder: lemonade electrolyte powder providing potassium 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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6
Potassium iodide tablets 130 mg (pack of 2) 280 tablets
Best for iodine needs: potassium iodide tablets suited for iodine supplementation and emergency preparedness
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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7
Electrolytes Powder No Sugar - Unflavored Hydration (90 Servings)
Best unflavored option: no‑taste electrolyte powder for flexible mixing and potassium support
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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8
Key Nutrients Multivitamin Electrolytes Powder Tangy Orange
Best citrus powder: tangy orange electrolyte mix that supplies potassium alongside multivitamins
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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9
Key Nutrients Multivitamin Electrolytes Powder Lemon Lime
Best mixed flavor option: lemon‑lime electrolyte powder delivering potassium in a calorie‑free blend
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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10
KEY NUTRIENTS Multivitamin Electrolytes Powder Fresh Blueberry Lemonade
Best for unique flavor: blueberry lemonade electrolyte powder that supplies potassium in a zero‑calorie formula
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