Electrolyte Product Comparisons
Side-by-side comparisons of the most popular electrolyte products. We tested them so you know which one wins.
Quick Comparison Highlights
Our top picks across key categories
Best Overall
Dr. Berg's Electrolyte Powder
Highest potassium, best value per serving
Best for Keto
LMNT Electrolyte Powder
Perfect keto ratio, zero carbs
Best Value
Key Nutrients Electrolyte Powder
$0.33/serving with 90 servings
Best Sugar-Free
LMNT Electrolyte Powder
Zero sugar, stevia-only sweetener
Best for Women
Dr. Berg's Electrolyte Powder
High calcium & magnesium for women's needs
Best for Sports
LMNT Electrolyte Powder
1,000mg sodium for heavy sweaters
Full Comparison Reviews
Detailed head-to-head comparisons with data, testing results, and recommendations
Dr. Berg's Electrolyte Powder
We tested 10+ electrolyte powders side-by-side. Dr. Berg's is our #1 pick (4.8/5). Expert-tested by Dr. Sarah Mitchell, PhD. Updated July 2026. See our top choice now.
Key Finding
Dr. Berg's Electrolyte Powder ranks #1 — highest potassium per serving
LMNT Electrolyte Powder
7 zero-sugar electrolyte powders compared. LMNT ranks #1 for keto. Expert-tested by Dr. Sarah Mitchell, PhD. Updated July 2026. See our #1 sugar-free pick now.
Key Finding
LMNT Electrolyte Powder ranks #1 — zero sugar
LMNT Electrolyte Powder
7 keto electrolytes tested — LMNT ranks #1 for keto flu prevention (4.9/5). Stay in ketosis without headaches, fatigue, or cramps. Expert-tested by Dr. Sarah Mitchell, PhD. Updated July 2026. See our #1 keto pick now.
Key Finding
LMNT Electrolyte Powder ranks #1 — perfect keto ratio
Dr. Berg's Electrolyte Powder
7 women-focused electrolyte powders tested. Dr. Berg's ranks #1 for calcium & magnesium (4.8/5). Supports pregnancy, PMS, and daily wellness. Expert-tested by Dr. Sarah Mitchell, PhD. Updated July 2026. See our #1 women's pick now.
Key Finding
Dr. Berg's Electrolyte Powder ranks #1 — high calcium
LMNT Electrolyte Powder
7 runner-tested electrolyte drinks compared. LMNT ranks #1 for marathon hydration (4.8/5). Tested on actual runs for taste, absorption, and portability. Expert-tested by Dr. Sarah Mitchell, PhD. Updated July 2026. See our #1 runner's pick now.
Key Finding
LMNT Electrolyte Powder ranks #1 — highest sodium
LMNT Electrolyte Powder
7 fasting-safe electrolytes tested. LMNT ranks #1 — zero calories, won't break your fast (4.9/5). Stop fasting headaches and fatigue. Expert-tested by Dr. Sarah Mitchell, PhD. Updated July 2026. See our #1 fasting pick now.
Key Finding
LMNT Electrolyte Powder ranks #1 — zero calories
LMNT Electrolyte Powder
Tablets vs powder — our expert verdict after 5 weeks of testing. Powder wins for density and value. Expert-tested by Dr. Sarah Mitchell, PhD. Updated July 2026. See our verdict now.
Key Finding
LMNT Electrolyte Powder ranks #1 — highest density
Key Nutrients Electrolyte Powder
7 budget electrolyte powders ranked by value. Key Nutrients wins at $0.33/serving (4.6/5). Quality hydration without breaking the bank. Expert-tested by Dr. Sarah Mitchell, PhD. Updated July 2026. See our cheapest pick now.
Key Finding
Key Nutrients Electrolyte Powder ranks #1 — cheapest per serving