SLF Electrolyte Comparison · 2026
LMNT Electrolyte Drink Mix
Hot-Weather Endurance · Endurance Athletes · Everyday Hydration
Check Current PriceRead full review ↗
C4 Performance Energy
Everyday Hydration · Exercise & Workouts · Keto & Low-Carb
Check Current PriceRead full review ↗LMNT Electrolyte Drink Mix
Best overall data score for this matchup based on formula, value, rating, and intended use.
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Explore Top Amazon Flavors
See the three most-reviewed Amazon benchmark flavors currently tracked for each eligible brand in this comparison.
LMNT Favorites
Citrus Salt
Bright lemon-lime citrus with a clean acidic lift and pronounced saltiness.
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Watermelon Salt
Juicy watermelon candy notes balanced by LMNT's strong salty mineral profile.
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Raspberry Salt
Tart raspberry with light citrus acidity and a distinctly salty finish.
Check Amazon Price → Read Raspberry Salt Review →Watch Product Overviews
Watch this product overview before reading the detailed side-by-side comparison.
LMNT
Watch this quick overview before reading the detailed side-by-side comparison.
At a Glance
A quick side-by-side look at nutrition, value, and overall performance.
| Feature | LMNT Electrolyte Drink Mix | C4 Performance Energy | 🏆 Edge |
|---|---|---|---|
| Sodium | 1,000 mg | 40 mg | LMNT Electrolyte Drink Mix |
| Potassium | 200 mg | 20 mg | LMNT Electrolyte Drink Mix |
| Magnesium | 60 mg | Not listed | LMNT Electrolyte Drink Mix |
| Sugar | 0.0 g | 0.0 g | Tie |
| Calories | 0 | 10 | C4 Performance Energy |
| Sweetener | Stevia Leaf Extract | Sucralose; Acesulfame Potassium | Preference |
| Cost per serving | $1.43 | $3.19 | LMNT Electrolyte Drink Mix |
| SLF rating | ★★★★★4.8/5 | ★★★★☆4.0/5 | LMNT Electrolyte Drink Mix |
Hydra Cup ShakerShark 28 oz Shaker Bottle 2-Pack
A 28 oz shaker designed with a weighted mixing whisk to blend protein, electrolytes, collagen, and workout hydration powders with less shaking and fewer clumps.
Functional Ingredients
Additional active or performance-oriented ingredients recorded in the SLF database.
LMNT Electrolyte Drink Mix
- Sodium ChloridePotassium ChlorideMagnesium MalateStevia Leaf ExtractCitric Acid
LMNT earns our highest recommendation for people who need maximum sodium replacement without added sugar. Its 1,000 mg sodium formula makes it one of…
C4 Performance Energy
- Caffeine 200 mg
- CarnoSyn beta-alanine
- BetaPower betaine anhydrous
- Vitamin B12 6 mcg
Good performance-energy option; weak choice for electrolyte replacement.
Key Differences
The most meaningful data-backed differences in this matchup.
LMNT Electrolyte Drink Mix
Why it matters: Higher sodium can better replace larger sweat losses during prolonged exercise or heat.
LMNT Electrolyte Drink Mix
Why it matters: A lower cost per serving can make frequent use more practical.
LMNT Electrolyte Drink Mix
Why it matters: Potassium supports fluid balance and normal muscle function.
C4 Performance Energy
Why it matters: A broader functional-ingredient profile may appeal to users seeking vitamins or carbohydrate-assisted hydration.
Who Should Choose Each Product?
Use these guidelines to find the best fit for your hydration needs and lifestyle.
Choose LMNT Electrolyte Drink Mix if…
- Hot-Weather Endurance
- Endurance Athletes
- Everyday Hydration
- Exercise & Workouts
- Recovery
- Travel
- Heat & Outdoor Work
- Keto & Low-Carb
LMNT earns our highest recommendation for people who need maximum sodium replacement without added sugar. Its 1,000 mg sodium formula makes it one of the strongest choices for keto and low-carb lifestyles, endurance athletes, heavy sweaters, and people who practice intermittent fasting. If your hydration needs are more casual, you're limiting sodium intake, or you prefer a sweeter drink, another electrolyte mix may be a better everyday option.
Choose C4 Performance Energy if…
- Everyday Hydration
- Exercise & Workouts
- Keto & Low-Carb
- Pre Workout Energy
- Gym Sessions
- Active Adults
- And Shoppers Wanting A Zero Sugar Energy Drink.
- Energy
Good performance-energy option; weak choice for electrolyte replacement.
Pros and Considerations
LMNT Electrolyte Drink Mix
✓ Strengths
- Very high sodium supports heavy sweating and demanding endurance use
- Sugar-free formula
- Provides meaningful potassium
- Includes a useful amount of magnesium
- Fits keto and low-carbohydrate lifestyles
● Keep in Mind
- Taste and electrolyte strength may not suit every preference
C4 Performance Energy
✓ Strengths
- Moderate sodium level suits everyday hydration needs
- Sugar-free formula
- Third-party sport certification is reported
- Fits keto and low-carbohydrate lifestyles
● Keep in Mind
- Magnesium amount is not disclosed in the current SLF record
- Premium cost per serving
LMNT Electrolyte Drink Mix
SLF scoring considers nutrition, formula, price, certifications, intended use, and value.
Why it earns the edge
- Very high sodium supports heavy sweating and demanding endurance use
- Sugar-free formula
- Provides meaningful potassium
- Includes a useful amount of magnesium
Choose C4 Performance Energy instead if you:
- Everyday Hydration
- Exercise & Workouts
- Keto & Low-Carb
- Pre Workout Energy
Choose Your Electrolyte
Shop the product that best fits your needs. Amazon is shown first when available, with a direct brand option as the fallback.
LMNT Electrolyte Drink Mix
Check Price on Amazon C4 Performance Energy
Check Price on AmazonFind the electrolyte that fits your needs
Explore the full database by activity, sodium level, sugar preference, goals, budget, and retailer.
Frequently Asked Questions
Data-backed answers based on the current SLF product records.
Which has more sodium?
LMNT Electrolyte Drink Mix contains 1,000 mg of sodium per serving, compared with 40 mg. Higher sodium may be more useful when replacing larger sweat losses during prolonged exercise or hot conditions.
Which has less sugar?
Tie has less sugar at 0.0 g per serving, versus 0.0 g. This may matter for people limiting added sugar.
Which is less expensive per serving?
LMNT Electrolyte Drink Mix is currently less expensive at $1.43 per serving, compared with $3.19. Pricing can change by retailer and package size.
What functional ingredients does each product include?
LMNT Electrolyte Drink Mix lists Sodium ChloridePotassium ChlorideMagnesium MalateStevia Leaf ExtractCitric Acid. C4 Performance Energy lists Caffeine 200 mg, CarnoSyn beta-alanine, BetaPower betaine anhydrous, Vitamin B12 6 mcg. Functional ingredients supplement the core electrolyte profile but do not automatically make one product better for every use.
Which product is better overall?
LMNT Electrolyte Drink Mix earns the higher SLF comparison score based on the available formula, value, rating, and intended-use data. C4 Performance Energy may still be the better fit when its specific use cases align more closely with your needs.
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Nutrition facts, pricing, and availability can change. Verify the current label before purchasing. This comparison is informational and is not medical advice.