10 Best Electrolyte Powders of 2026
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Electrolyte mixes differ mostly in sodium, potassium and sugar per serving. Heavy sweaters and long sessions call for more sodium; for an ordinary day, water is usually enough. Serving sizes and water volumes differ, so compare per serving.
LMNT Zero-Sugar Electrolytes
The highest sodium here with zero sugar; a favorite for long, sweaty sessions.
See whyLMNT Zero-Sugar Electrolytes
LMNT
The highest sodium here with zero sugar; a favorite for long, sweaty sessions.
- 1,000 mg sodium
- 200 mg potassium · 60 mg magnesium · 0 g sugar
Thorne Daily Electrolytes
Thorne
Moderate sodium, zero sugar, NSF Certified for Sport.
- 480 mg sodium
- 0 g sugar
Redmond Re-Lyte Hydration
Redmond
High sodium with more potassium than LMNT; zero sugar.
- 810 mg sodium
- 400 mg potassium · 0 g sugar
Klean Athlete Klean Electrolytes
Klean Athlete
Simple electrolyte powder from an NSF-focused brand.
- Powder
- Unflavored and flavored options
Nuun Sport
Nuun
Low-sugar tablets and sticks that are easy to carry.
- 300 mg sodium
- 150 mg potassium · 1 g sugar
Skratch Labs Sport Hydration Drink Mix
Skratch Labs
Includes sugar for fuel during long efforts.
- 400 mg sodium
- Contains sugar (carbs for fuel)
Liquid I.V. Hydration Multiplier
Liquid I.V.
Sold almost everywhere; the original formula contains sugar.
- About 500 mg sodium
- 370 mg potassium · 11 g sugar
DripDrop ORS
DripDrop
Formulated like an oral rehydration solution; mixed in a smaller 8 oz serving.
- 330 mg sodium per 8 oz
- Contains sugar
Cure Hydration
Cure
Gentler sodium level for everyday use.
- 240 mg sodium
- 300 mg potassium · low sugar
Ultima Replenisher
Ultima
Very low sodium, zero sugar; more of a flavored water than a sweat replacer.
- 55 mg sodium
- 250 mg potassium · 0 g sugar
How we ranked electrolyte powder
Ranked on electrolyte amounts per serving (sodium first), sugar content and sweeteners, third-party certification, reviews and value. Check the label if you limit sodium for medical reasons.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Talk to your doctor or pharmacist before starting any supplement, especially if you take medication, are pregnant or nursing, or have a medical condition. See our Medical Disclaimer.
Compare: LMNT Zero-Sugar Electrolytes vs Liquid I.V. Hydration Multiplier →