SLF Electrolyte Comparison · 2026
Liquid I.V. Hydration Multiplier
Hot-Weather Endurance · Everyday Hydration · Exercise & Workouts
Check Current PriceRead full review ↗
Open Fuel Ultra Fuel
Endurance Athletes · Exercise & Workouts · Long Distance Runners
Check Current PriceRead full review ↗Liquid I.V. Hydration Multiplier
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.
Liquid I.V. Favorites
Lemon Lime
Bright lemon and lime with a crisp limeade-style finish. Refreshing, lightly salty, and more tart than sweet.
Check Amazon Price → Read Lemon Lime Review →
Passion Fruit
Tropical passion fruit with mango-like sweetness, mild tang, and a smooth juicy finish.
Check Amazon Price → Read Passion Fruit Review →
Strawberry
Very sweet carnival-style cotton candy with spun-sugar and light vanilla notes. Low tartness and strongly dessert-forward.
Check Amazon Price → Read Strawberry Review →Watch Product Overviews
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Liquid IV
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At a Glance
A quick side-by-side look at nutrition, value, and overall performance.
| Feature | Liquid I.V. Hydration Multiplier | Open Fuel Ultra Fuel | 🏆 Edge |
|---|---|---|---|
| Sodium | 500 mg | 500 mg | Tie |
| Potassium | 350 mg | Not listed | Liquid I.V. Hydration Multiplier |
| Magnesium | Not listed | Not listed | Tie |
| Sugar | 11.0 g | 22.0 g | Liquid I.V. Hydration Multiplier |
| Calories | 45 | 248 | Liquid I.V. Hydration Multiplier |
| Sweetener | Cane Sugar | Maltodextrin and fructose; no non-nutritive sweeteners listed | Preference |
| Cost per serving | $0.96 | $2.08 | Liquid I.V. Hydration Multiplier |
| SLF rating | ★★★★★4.6/5 | ★★★★☆4.0/5 | Liquid I.V. Hydration Multiplier |
VELOMIX Insulated Stainless Steel Shaker Bottle
A 24 oz insulated stainless steel shaker bottle designed to keep drinks cold while mixing protein, electrolytes, and workout hydration on the go.
Functional Ingredients
Additional active or performance-oriented ingredients recorded in the SLF database.
Liquid I.V. Hydration Multiplier
- Cellular Transport Technology® (CTT®)DextroseVitamin CB VitaminsAllantoin
Liquid IV is a strong performance-ready, clean-label choice for travel, exercise, heat, general hydration, but it is less compelling for strict keto diets or…
Open Fuel Ultra Fuel
- Maltodextrin
- fructose
- sodium citrate
- pectin
- and citric acid
Open Fuel Ultra Fuel is one of the more compelling value-focused endurance mixes for athletes who want meaningful carbohydrate and sodium in the same…
Key Differences
The most meaningful data-backed differences in this matchup.
Liquid I.V. Hydration Multiplier
Why it matters: Lower sugar may suit people prioritizing reduced-sugar hydration.
Liquid I.V. Hydration Multiplier
Why it matters: A lower cost per serving can make frequent use more practical.
Open Fuel Ultra Fuel
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 Liquid I.V. Hydration Multiplier if…
- Hot-Weather Endurance
- Everyday Hydration
- Exercise & Workouts
- Recovery
- Travel
- Heat & Outdoor Work
Liquid IV is a strong performance-ready, clean-label choice for travel, exercise, heat, general hydration, but it is less compelling for strict keto diets or those avoiding added sugar.
Choose Open Fuel Ultra Fuel if…
- Endurance Athletes
- Exercise & Workouts
- Long Distance Runners
- Cyclists
- Triathletes
- Ultrarunners
- Sessions Lasting 90 Minutes Or Longer
- Athletes Targeting 60 G Carbohydrate Per Hour
Open Fuel Ultra Fuel is one of the more compelling value-focused endurance mixes for athletes who want meaningful carbohydrate and sodium in the same bottle. Its simple formula and bulk packaging are strengths, though shoppers should note the lack of potassium, magnesium, and sport certification.
Pros and Considerations
Liquid I.V. Hydration Multiplier
✓ Strengths
- Substantial sodium supports exercise and hot-weather hydration
- Provides meaningful potassium
- Competitive cost per serving
● Keep in Mind
- Contains 11.0 g sugar per serving
- Magnesium amount is not disclosed in the current SLF record
Open Fuel Ultra Fuel
✓ Strengths
- Substantial sodium supports exercise and hot-weather hydration
● Keep in Mind
- Contains 22.0 g sugar per serving
- Mineral amounts beyond sodium are not disclosed in the current SLF record
- Premium cost per serving
Liquid I.V. Hydration Multiplier
SLF scoring considers nutrition, formula, price, certifications, intended use, and value.
Why it earns the edge
- Substantial sodium supports exercise and hot-weather hydration
- Provides meaningful potassium
- Competitive cost per serving
Choose Open Fuel Ultra Fuel instead if you:
- Endurance Athletes
- Exercise & Workouts
- Long Distance Runners
- Cyclists
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.
Liquid I.V. Hydration Multiplier
Check Price on Amazon Open Fuel Ultra Fuel
Buy DirectFind 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?
Tie contains 500 mg of sodium per serving, compared with 500 mg. Higher sodium may be more useful when replacing larger sweat losses during prolonged exercise or hot conditions.
Which has less sugar?
Liquid I.V. Hydration Multiplier has less sugar at 11.0 g per serving, versus 22.0 g. This may matter for people limiting added sugar.
Which is less expensive per serving?
Liquid I.V. Hydration Multiplier is currently less expensive at $0.96 per serving, compared with $2.08. Pricing can change by retailer and package size.
What functional ingredients does each product include?
Liquid I.V. Hydration Multiplier lists Cellular Transport Technology® (CTT®)DextroseVitamin CB VitaminsAllantoin. Open Fuel Ultra Fuel lists Maltodextrin, fructose, sodium citrate, pectin, and citric acid. Functional ingredients supplement the core electrolyte profile but do not automatically make one product better for every use.
Which product is better overall?
Liquid I.V. Hydration Multiplier earns the higher SLF comparison score based on the available formula, value, rating, and intended-use data. Open Fuel Ultra Fuel 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.