SLF Electrolyte Comparison · 2026
Re-Lyte Hydration Electrolyte Mix
Hot-Weather Endurance · Endurance Athletes · Everyday Hydration
Check Price at TargetRead full review ↗Pedialyte Sport Powder
Hot-Weather Endurance · Endurance Athletes · Everyday Hydration
Check Price at TargetRead full review ↗Re-Lyte Hydration Electrolyte Mix
Best overall data score for this matchup based on formula, rating, and intended use.
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Continue to the full Brand Hubs for products, flavors, buying guides, and every published comparison.
At a Glance
A quick side-by-side look at nutrition and overall performance.
| Feature | Re-Lyte Hydration Electrolyte Mix | Pedialyte Sport Powder | 🏆 Edge |
|---|---|---|---|
| Sodium | 810 mg | 650 mg | Re-Lyte Hydration Electrolyte Mix |
| Potassium | 400 mg | 600 mg | Pedialyte Sport Powder |
| Magnesium | 50 mg | 55 mg | Pedialyte Sport Powder |
| Sugar | 0.0 g | 7.0 g | Pedialyte Sport Powder |
| Calories | 0 | 40 | Pedialyte Sport Powder |
| Sweetener | Stevia Leaf Extract | Sucralose + Acesulfame Potassium | Preference |
| SLF rating | ★★★★★4.9/5 | ★★★★★4.7/5 | Re-Lyte Hydration Electrolyte Mix |

Owala 12oz Kids' Stainless Steel Straw Tumbler
A kid-friendly insulated tumbler that keeps water cold and makes everyday hydration easy. The 12 oz size, straw and spill-resistant design make it a great pick for school, sports and everyday use.
Shop Kids Tumblers at TargetFunctional Ingredients
Additional active or performance-oriented ingredients recorded in the SLF database.
Re-Lyte Hydration Electrolyte Mix
- Real Salt®Magnesium GlycinateMagnesium MalateCoconut Water PowderTrace Minerals
Re-Lyte is one of the best electrolyte powders available for people following keto or carnivore diets, practicing intermittent fasting, or training in hot conditions.…
Pedialyte Sport Powder
No additional functional ingredients are currently listed in the SLF database.
Pedialyte Sport is a strong performance-ready choice for endurance sports, but it is less compelling for keto diets.
Key Differences
The most meaningful data-backed differences in this matchup.
Re-Lyte Hydration Electrolyte Mix
Why it matters: Higher sodium can better replace larger sweat losses during prolonged exercise or heat.
Re-Lyte Hydration Electrolyte Mix
Why it matters: Lower sugar may suit people prioritizing reduced-sugar hydration.
Pedialyte Sport Powder
Why it matters: Potassium supports fluid balance and normal muscle function.
Re-Lyte Hydration Electrolyte Mix
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 Re-Lyte Hydration Electrolyte Mix if…
- Hot-Weather Endurance
- Endurance Athletes
- Everyday Hydration
- Exercise & Workouts
- Recovery
- Travel
- Heat & Outdoor Work
- Keto & Low-Carb
Re-Lyte is one of the best electrolyte powders available for people following keto or carnivore diets, practicing intermittent fasting, or training in hot conditions. Its exceptionally high sodium content and clean ingredient profile make it a standout option for serious electrolyte replacement.
Choose Pedialyte Sport Powder if…
- Hot-Weather Endurance
- Endurance Athletes
- Everyday Hydration
- Exercise & Workouts
- Recovery
- Travel
- Heat & Outdoor Work
- Fasting
Pedialyte Sport is a strong performance-ready choice for endurance sports, but it is less compelling for keto diets.
Pros and Considerations
Re-Lyte Hydration Electrolyte Mix
✓ Strengths
- Substantial sodium supports exercise and hot-weather hydration
- 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
Pedialyte Sport Powder
✓ Strengths
- Substantial sodium supports exercise and hot-weather hydration
- Provides meaningful potassium
- Includes a useful amount of magnesium
● Keep in Mind
- Contains 7.0 g sugar per serving
Re-Lyte Hydration Electrolyte Mix
SLF scoring considers nutrition, formula, certifications, rating, and intended use.
Why it earns the edge
- Substantial sodium supports exercise and hot-weather hydration
- Sugar-free formula
- Provides meaningful potassium
- Includes a useful amount of magnesium
Choose Pedialyte Sport Powder instead if you:
- Hot-Weather Endurance
- Endurance Athletes
- Everyday Hydration
- Exercise & Workouts
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.
Re-Lyte Hydration Electrolyte Mix
Check Price at TargetPedialyte Sport Powder
Check Price at TargetFind 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?
Re-Lyte Hydration Electrolyte Mix contains 810 mg of sodium per serving, compared with 650 mg. Higher sodium may be more useful when replacing larger sweat losses during prolonged exercise or hot conditions.
Which has less sugar?
Pedialyte Sport Powder has less sugar at 7.0 g per serving, versus 0.0 g. This may matter for people limiting added sugar.
What functional ingredients does each product include?
Re-Lyte Hydration Electrolyte Mix lists Real Salt®Magnesium GlycinateMagnesium MalateCoconut Water PowderTrace Minerals. Pedialyte Sport Powder lists no additional functional ingredients in the current record. Functional ingredients supplement the core electrolyte profile but do not automatically make one product better for every use.
Which product is better overall?
Re-Lyte Hydration Electrolyte Mix earns the higher SLF comparison score based on the available formula, rating, and intended-use data. Pedialyte Sport Powder may still be the better fit when its specific use cases align more closely with your needs.
Nutrition facts and availability can change. Verify the current label and purchase details with Target before purchasing. This comparison is informational and is not medical advice.

