SLF Electrolyte Comparison · 2026
PRIME Hydration+ Sticks
Heavy & Salty Sweaters · Exercise & Workouts · Keto & Low-Carb
Check Price at CVSRead full review ↗
SOS Hydration
Hot-Weather Endurance · Everyday Hydration · Exercise & Workouts
Check Price at CVSRead full review ↗PRIME Hydration+ Sticks
Best overall data score for this matchup based on formula, value, rating, and intended use.
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At a Glance
A quick side-by-side look at nutrition, value, and overall performance.
| Feature | PRIME Hydration+ Sticks | SOS Hydration | 🏆 Edge |
|---|---|---|---|
| Sodium | 600 mg | 330 mg | PRIME Hydration+ Sticks |
| Potassium | 400 mg | 190 mg | PRIME Hydration+ Sticks |
| Magnesium | 75 mg | 35 mg | PRIME Hydration+ Sticks |
| Sugar | 0.0 g | 3.0 g | SOS Hydration |
| Calories | 10 | 15 | PRIME Hydration+ Sticks |
| Sweetener | Sucralose; acesulfame potassium | Sugar, dextrose, stevia extract | Preference |
| Cost per serving | $2.08 | $1.50 | SOS Hydration |
| SLF rating | ★★★★☆4.3/5 | ★★★★☆4.3/5 | 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.
Functional Ingredients
Additional active or performance-oriented ingredients recorded in the SLF database.
PRIME Hydration+ Sticks
- Vitamin C (73 mg)
- niacin (22.8 mg)
- vitamin B6 (2.28 mg)
- vitamin B12 (6.82 mcg)
- pantothenic acid (11.4 mg)
- electrolytes
A strong, convenient zero-sugar electrolyte packet for workouts and heavy sweating, with better sodium support than bottled PRIME but a higher-than-average cost per serving.
SOS Hydration
- Vitamins B6
- B12
- C
- D
- folic acid
- magnesium
- zinc
A compelling low-sugar, ORS-inspired electrolyte powder for daily hydration, exercise, heat and travel, especially for shoppers who want more sodium than many everyday mixes.
Key Differences
The most meaningful data-backed differences in this matchup.
PRIME Hydration+ Sticks
Why it matters: Higher sodium can better replace larger sweat losses during prolonged exercise or heat.
PRIME Hydration+ Sticks
Why it matters: Lower sugar may suit people prioritizing reduced-sugar hydration.
SOS Hydration
Why it matters: A lower cost per serving can make frequent use more practical.
PRIME Hydration+ Sticks
Why it matters: Potassium supports fluid balance and normal muscle function.
SOS Hydration
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 PRIME Hydration+ Sticks if…
- Heavy & Salty Sweaters
- Exercise & Workouts
- Keto & Low-Carb
- Gym Sessions
- Running
- Outdoor Work
- Summer Heat
- Travel Days And People Who Prefer Zero Sugar Electrolyte Powders.
A strong, convenient zero-sugar electrolyte packet for workouts and heavy sweating, with better sodium support than bottled PRIME but a higher-than-average cost per serving.
Choose SOS Hydration if…
- Hot-Weather Endurance
- Everyday Hydration
- Exercise & Workouts
- Travel
- Heat & Outdoor Work
- Daily Hydration
- Sweating
- Heat And Travel
A compelling low-sugar, ORS-inspired electrolyte powder for daily hydration, exercise, heat and travel, especially for shoppers who want more sodium than many everyday mixes.
Pros and Considerations
PRIME Hydration+ Sticks
✓ Strengths
- Substantial sodium supports exercise and hot-weather hydration
- Sugar-free formula
- Provides meaningful potassium
- Includes a useful amount of magnesium
● Keep in Mind
- Premium cost per serving
SOS Hydration
✓ Strengths
- Moderate sodium level suits everyday hydration needs
● Keep in Mind
- Contains 3.0 g sugar per serving
PRIME Hydration+ Sticks
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 SOS Hydration instead if you:
- Hot-Weather Endurance
- Everyday Hydration
- Exercise & Workouts
- 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.
PRIME Hydration+ Sticks
Check Price at CVS SOS Hydration
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?
PRIME Hydration+ Sticks contains 600 mg of sodium per serving, compared with 330 mg. Higher sodium may be more useful when replacing larger sweat losses during prolonged exercise or hot conditions.
Which has less sugar?
SOS Hydration has less sugar at 3.0 g per serving, versus 0.0 g. This may matter for people limiting added sugar.
Which is less expensive per serving?
SOS Hydration is currently less expensive at $1.50 per serving, compared with $2.08. Pricing can change by retailer and package size.
What functional ingredients does each product include?
PRIME Hydration+ Sticks lists Vitamin C (73 mg), niacin (22.8 mg), vitamin B6 (2.28 mg), vitamin B12 (6.82 mcg), pantothenic acid (11.4 mg), electrolytes. SOS Hydration lists Vitamins B6, B12, C, D, folic acid, magnesium. Functional ingredients supplement the core electrolyte profile but do not automatically make one product better for every use.
Which product is better overall?
PRIME Hydration+ Sticks earns the higher SLF comparison score based on the available formula, value, rating, and intended-use data. SOS Hydration may still be the better fit when its specific use cases align more closely with your needs.
Popular CVS Comparisons
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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.