SLF Electrolyte Comparison · 2026
Gatorlyte Zero
Hot-Weather Endurance · Exercise & Workouts · Recovery
Check Price at CVSRead full review ↗
Nuun Sport Electrolyte Tablets
Everyday Hydration · Exercise & Workouts · Travel
Check Price at CVSRead full review ↗Gatorlyte Zero
Best overall data score for this matchup based on formula, value, 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, value, and overall performance.
| Feature | Gatorlyte Zero | Nuun Sport Electrolyte Tablets | 🏆 Edge |
|---|---|---|---|
| Sodium | 490 mg | 300 mg | Gatorlyte Zero |
| Potassium | 350 mg | 150 mg | Gatorlyte Zero |
| Magnesium | 105 mg | 17 mg | Gatorlyte Zero |
| Sugar | 0.0 g | 1.0 g | Nuun Sport Electrolyte Tablets |
| Calories | 10 | 15 | Gatorlyte Zero |
| Sweetener | Purified Stevia Leaf Extract | Stevia Leaf Extract | Preference |
| Cost per serving | $2.79 | $0.70 | Nuun Sport Electrolyte Tablets |
| SLF rating | ★★★★★4.6/5 | ★★★★★4.6/5 | Tie |
HydraPeak Voyager 40 oz Stainless Steel Tumbler
Keep hydration close all day with this 40 oz insulated stainless steel tumbler featuring a handle, 2-in-1 sip-and-straw lid, non-slip base, and cup-holder-friendly design.
Shop HydraPeak at CVSFunctional Ingredients
Additional active or performance-oriented ingredients recorded in the SLF database.
Gatorlyte Zero
- Five-electrolyte blend
Best for zero-sugar ready-to-drink recovery and heat hydration.
Nuun Sport Electrolyte Tablets
- Electrolyte BlendSodium BicarbonatePotassium BicarbonateMagnesiumCalcium
Nuun Sport is one of the best electrolyte tablets for people who want convenient, low-sugar hydration. Its balanced formula works well for hiking, travel,…
Key Differences
The most meaningful data-backed differences in this matchup.
Gatorlyte Zero
Why it matters: Higher sodium can better replace larger sweat losses during prolonged exercise or heat.
Gatorlyte Zero
Why it matters: Lower sugar may suit people prioritizing reduced-sugar hydration.
Nuun Sport Electrolyte Tablets
Why it matters: A lower cost per serving can make frequent use more practical.
Gatorlyte Zero
Why it matters: Potassium supports fluid balance and normal muscle function.
Who Should Choose Each Product?
Use these guidelines to find the best fit for your hydration needs and lifestyle.
Choose Gatorlyte Zero if…
- Hot-Weather Endurance
- Exercise & Workouts
- Recovery
- Travel
- Heat & Outdoor Work
- Keto & Low-Carb
- Heavy Sweatingheattravelpost Workout Recoveryzero Sugar Hydration
Best for zero-sugar ready-to-drink recovery and heat hydration.
Choose Nuun Sport Electrolyte Tablets if…
- Everyday Hydration
- Exercise & Workouts
- Travel
- Daily Hydration
- Cycling
- Hiking
- Running
- Light Workouts
Nuun Sport is one of the best electrolyte tablets for people who want convenient, low-sugar hydration. Its balanced formula works well for hiking, travel, cycling, and everyday workouts, though athletes with heavy sweat loss may benefit from higher-sodium products like LMNT.
Pros and Considerations
Gatorlyte Zero
✓ Strengths
- Moderate sodium level suits everyday hydration needs
- Sugar-free formula
- Provides meaningful potassium
- Includes a useful amount of magnesium
- Fits keto and low-carbohydrate lifestyles
● Keep in Mind
- Premium cost per serving
Nuun Sport Electrolyte Tablets
✓ Strengths
- Moderate sodium level suits everyday hydration needs
- Competitive cost per serving
- Fits keto and low-carbohydrate lifestyles
● Keep in Mind
- Contains 1.0 g sugar per serving
Gatorlyte Zero
SLF scoring considers nutrition, formula, price, certifications, intended use, and value.
Why it earns the edge
- Moderate sodium level suits everyday hydration needs
- Sugar-free formula
- Provides meaningful potassium
- Includes a useful amount of magnesium
Choose Nuun Sport Electrolyte Tablets instead if you:
- Everyday Hydration
- Exercise & Workouts
- Travel
- Daily Hydration
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.
Gatorlyte Zero
Check Price at CVS Nuun Sport Electrolyte Tablets
Check Price at CVSFind 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?
Gatorlyte Zero contains 490 mg of sodium per serving, compared with 300 mg. Higher sodium may be more useful when replacing larger sweat losses during prolonged exercise or hot conditions.
Which has less sugar?
Nuun Sport Electrolyte Tablets has less sugar at 1.0 g per serving, versus 0.0 g. This may matter for people limiting added sugar.
Which is less expensive per serving?
Nuun Sport Electrolyte Tablets is currently less expensive at $0.70 per serving, compared with $2.79. Pricing can change by retailer and package size.
What functional ingredients does each product include?
Gatorlyte Zero lists Five-electrolyte blend. Nuun Sport Electrolyte Tablets lists Electrolyte BlendSodium BicarbonatePotassium BicarbonateMagnesiumCalcium. Functional ingredients supplement the core electrolyte profile but do not automatically make one product better for every use.
Which product is better overall?
Gatorlyte Zero earns the higher SLF comparison score based on the available formula, value, rating, and intended-use data. Nuun Sport Electrolyte Tablets 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.