SLF Electrolyte Comparison · 2026
BODYARMOR Flash I.V.
Heavy & Salty Sweaters · Exercise & Workouts · Travel
Check Price at CVSRead full review ↗
Waterboy Hydration Electrolyte Drink Mix
Endurance Athletes · Everyday Hydration · Exercise & Workouts
Check Price at CVSRead full review ↗BODYARMOR Flash I.V.
Best overall data score for this matchup based on formula, value, rating, and intended use.
Explore Both Brands
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 | BODYARMOR Flash I.V. | Waterboy Hydration Electrolyte Drink Mix | 🏆 Edge |
|---|---|---|---|
| Sodium | 500 mg | 550 mg | Waterboy Hydration Electrolyte Drink Mix |
| Potassium | 700 mg | 140 mg | BODYARMOR Flash I.V. |
| Magnesium | 65 mg | 20 mg | BODYARMOR Flash I.V. |
| Sugar | 0.0 g | 0.0 g | Tie |
| Calories | 10 | 0 | BODYARMOR Flash I.V. |
| Sweetener | Stevia Leaf Extract | Organic Stevia Leaf Extract | Preference |
| Cost per serving | $1.08 | $1.42 | BODYARMOR Flash I.V. |
| SLF rating | ★★★★☆4.0/5 | ★★★★★4.7/5 | Waterboy Hydration Electrolyte Drink Mix |
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.
Functional Ingredients
Additional active or performance-oriented ingredients recorded in the SLF database.
BODYARMOR Flash I.V.
- Coconut Water Powder
- Vitamin C
- Vitamin B3
- Vitamin B6
- Vitamin B12
- Zinc
- Electrolyte Blend
BODYARMOR Flash I.V. is a strong zero-sugar, performance-ready choice for athletes, heavy sweaters, travel, heat., but it is less compelling for low sodium diets..
Waterboy Hydration Electrolyte Drink Mix
- DHM (Dihydromyricetin)Ginger RootPrickly PearL-TheanineElectrolyte Blend
Waterboy Daily is a strong zero-sugar, performance-ready choice for everyday hydration, travel, moderate exercise, hot weather, but it is less compelling for people needing…
Key Differences
The most meaningful data-backed differences in this matchup.
Waterboy Hydration Electrolyte Drink Mix
Why it matters: Higher sodium can better replace larger sweat losses during prolonged exercise or heat.
BODYARMOR Flash I.V.
Why it matters: A lower cost per serving can make frequent use more practical.
BODYARMOR Flash I.V.
Why it matters: Potassium supports fluid balance and normal muscle function.
BODYARMOR Flash I.V.
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 BODYARMOR Flash I.V. if…
- Heavy & Salty Sweaters
- Exercise & Workouts
- Travel
- Keto & Low-Carb
- Fasting
- Athletes
- Heat.
- Sweating
BODYARMOR Flash I.V. is a strong zero-sugar, performance-ready choice for athletes, heavy sweaters, travel, heat., but it is less compelling for low sodium diets..
Choose Waterboy Hydration Electrolyte Drink Mix if…
- Endurance Athletes
- Everyday Hydration
- Exercise & Workouts
- Recovery
- Travel
- Keto & Low-Carb
- Moderate Exercise
- Hot Weather
Waterboy Daily is a strong zero-sugar, performance-ready choice for everyday hydration, travel, moderate exercise, hot weather, but it is less compelling for people needing very high sodium replacement after prolonged endurance events.
Pros and Considerations
BODYARMOR Flash I.V.
✓ 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
Waterboy Hydration Electrolyte Drink Mix
✓ Strengths
- Substantial sodium supports exercise and hot-weather hydration
- Sugar-free formula
- Fits keto and low-carbohydrate lifestyles
● Keep in Mind
- Taste and electrolyte strength may not suit every preference
BODYARMOR Flash I.V.
SLF scoring considers nutrition, formula, price, certifications, intended use, and value.
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 Waterboy Hydration Electrolyte Drink Mix instead if you:
- Endurance Athletes
- Everyday Hydration
- Exercise & Workouts
- Recovery
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.
BODYARMOR Flash I.V.
Check Price at CVS Waterboy Hydration Electrolyte Drink Mix
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?
Waterboy Hydration Electrolyte Drink Mix contains 550 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?
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?
BODYARMOR Flash I.V. is currently less expensive at $1.08 per serving, compared with $1.42. Pricing can change by retailer and package size.
What functional ingredients does each product include?
BODYARMOR Flash I.V. lists Coconut Water Powder, Vitamin C, Vitamin B3, Vitamin B6, Vitamin B12, Zinc. Waterboy Hydration Electrolyte Drink Mix lists DHM (Dihydromyricetin)Ginger RootPrickly PearL-TheanineElectrolyte Blend. Functional ingredients supplement the core electrolyte profile but do not automatically make one product better for every use.
Which product is better overall?
BODYARMOR Flash I.V. earns the higher SLF comparison score based on the available formula, value, rating, and intended-use data. Waterboy Hydration Electrolyte Drink Mix may still be the better fit when its specific use cases align more closely with your needs.
Popular CVS Comparisons
Relevant brand matchups ranked by shopper interest and shown only for CVS.
Nutrition facts, pricing, and availability can change. Verify the current label before purchasing. This comparison is informational and is not medical advice.