SLF Electrolyte Comparison · 2026
Magna Hydration Electrolyte Mix
Everyday Hydration · Exercise & Workouts · Recovery
Check Current PriceRead full review ↗
Ultima Replenisher Electrolyte Mix
Everyday Hydration · Travel · Keto & Low-Carb
Check Price at AmazonRead full review ↗Ultima Replenisher Electrolyte Mix
Best overall data score for this matchup based on formula, value, rating, and intended use.
Explore Both Brands
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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.
Ultima Replenisher Favorites
Raspberry
Bright berry flavor with tart raspberry notes and moderate sweetness.
Check Amazon Price → Read Raspberry Review →
Cherry Pomegranate
Sweet-tart blend of cherry and pomegranate with a bold fruit profile.
Check Amazon Price → Read Cherry Pomegranate Review →
Grape
Juicy grape flavor with a candy-like fruit profile and moderate sweetness.
Check Amazon Price → Read Grape Review →Watch Product Overviews
Watch both product overview videos before reading the detailed side-by-side comparison.
Magna
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Ultima
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At a Glance
A quick side-by-side look at nutrition, value, and overall performance.
| Feature | Magna Hydration Electrolyte Mix | Ultima Replenisher Electrolyte Mix | 🏆 Edge |
|---|---|---|---|
| Sodium | 300 mg | 55 mg | Magna Hydration Electrolyte Mix |
| Potassium | 150 mg | 250 mg | Ultima Replenisher Electrolyte Mix |
| Magnesium | 203 mg | 100 mg | Magna Hydration Electrolyte Mix |
| Sugar | 0.0 g | 0.0 g | Tie |
| Calories | 8 | 0 | Magna Hydration Electrolyte Mix |
| Sweetener | Stevia Leaf Extract | Organic Stevia Leaf Extract | Preference |
| Cost per serving | $1.70 | $0.56 | Ultima Replenisher Electrolyte Mix |
| SLF rating | ★★★★★4.5/5 | ★★★★★4.7/5 | Ultima Replenisher Electrolyte Mix |
Stanley Quencher H2.0 FlowState
Everyday hydration made easy with cold-holding insulation, a 3-position lid, reusable straw, and cup-holder-friendly design.
Perfect for LMNT, Liquid I.V., Ultima, Cure, and other electrolyte drinks.
Deal price: $27.99 + eligible $5 pickup savings.
Eligibility varies by product, account, location, and pickup availability.
Functional Ingredients
Additional active or performance-oriented ingredients recorded in the SLF database.
Magna Hydration Electrolyte Mix
- MagnesiumPotassiumSodiumTrace MineralsVitamin C
Magna stands out by prioritizing magnesium over extreme sodium. It's one of the best choices for daily hydration, muscle support, and people looking for…
Ultima Replenisher Electrolyte Mix
- MagnesiumVitamin CZincElectrolyte BlendTrace Minerals
Ultima Replenisher is a strong zero-sugar, lighter-sodium choice for everyday hydration, low-sodium diets, keto, general wellness, but it is less compelling for heavy endurance…
Key Differences
The most meaningful data-backed differences in this matchup.
Magna Hydration Electrolyte Mix
Why it matters: Higher sodium can better replace larger sweat losses during prolonged exercise or heat.
Ultima Replenisher Electrolyte Mix
Why it matters: A lower cost per serving can make frequent use more practical.
Ultima Replenisher Electrolyte Mix
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 Magna Hydration Electrolyte Mix if…
- Everyday Hydration
- Exercise & Workouts
- Recovery
- Travel
- Keto & Low-Carb
- Daily Hydration
- Magnesium Support
- Muscle Recovery
Magna stands out by prioritizing magnesium over extreme sodium. It's one of the best choices for daily hydration, muscle support, and people looking for a clean, zero-sugar electrolyte that isn't overly salty.
Choose Ultima Replenisher Electrolyte Mix if…
- Everyday Hydration
- Travel
- Keto & Low-Carb
- Low Sodium Diets
- General Wellness
- Wellness
- Teens
Ultima Replenisher is a strong zero-sugar, lighter-sodium choice for everyday hydration, low-sodium diets, keto, general wellness, but it is less compelling for heavy endurance athletes needing very high sodium replacement.
Pros and Considerations
Magna Hydration Electrolyte Mix
✓ Strengths
- Moderate sodium level suits everyday hydration needs
- Sugar-free formula
- Includes a useful amount of magnesium
- Third-party sport certification is reported
- Fits keto and low-carbohydrate lifestyles
● Keep in Mind
- Taste and electrolyte strength may not suit every preference
Ultima Replenisher Electrolyte Mix
✓ Strengths
- Moderate sodium level suits everyday hydration needs
- Sugar-free formula
- Provides meaningful potassium
- Includes a useful amount of magnesium
- Competitive cost per serving
● Keep in Mind
- Taste and electrolyte strength may not suit every preference
Ultima Replenisher Electrolyte Mix
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 Magna Hydration Electrolyte Mix instead if you:
- Everyday Hydration
- Exercise & Workouts
- Recovery
- Travel
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.
Magna Hydration Electrolyte Mix
Check Price on Amazon Ultima Replenisher Electrolyte Mix
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?
Magna Hydration Electrolyte Mix contains 300 mg of sodium per serving, compared with 55 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?
Ultima Replenisher Electrolyte Mix is currently less expensive at $0.56 per serving, compared with $1.70. Pricing can change by retailer and package size.
What functional ingredients does each product include?
Magna Hydration Electrolyte Mix lists MagnesiumPotassiumSodiumTrace MineralsVitamin C. Ultima Replenisher Electrolyte Mix lists MagnesiumVitamin CZincElectrolyte BlendTrace Minerals. Functional ingredients supplement the core electrolyte profile but do not automatically make one product better for every use.
Which product is better overall?
Ultima Replenisher Electrolyte Mix earns the higher SLF comparison score based on the available formula, value, rating, and intended-use data. Magna Hydration Electrolyte Mix 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.