Buoy vs. Liquid I.V.: How Do They Compare?

Buoy vs. Liquid I.V.: How Do They Compare?

Both Buoy (liquid electrolyte drops) and Liquid I.V. (electrolyte drink mix packets) are designed to help people add electrolytes to their routine, but they go about it in very different ways. This comparison focuses on practical differences you can verify: format, flavor approach, ingredient style, product variety, and current price signals.

Summary of Key Differences

  • Format: Buoy is liquid “drops” meant to be added to any beverage , while Liquid I.V. is typically a powder stick mixed into water.
  • Flavor approach: Buoy emphasizes unflavored options. Liquid I.V. is best known for flavored hydration mixes and also offers sugar-free options and other categories.
  • Sodium + sugar: Liquid I.V. Hydration Multiplier is commonly listed around 500 mg sodium and 11 g sugar per stick for some variants. Buoy Rescue Drops lists 300 mg sodium per serving and is positioned as unflavored with no sugar/sweeteners/flavors.

Comparison Table: Buoy vs. Liquid I.V.

Category

Buoy

Liquid I.V.

Delivery format

Liquid drops/squeezes; designed to mix into many beverages

Powder sticks/pouches mixed into water

Flavor approach

Emphasizes unflavored drops

Mostly flavored mixes; wide flavor list

Sweeteners / sugar

Hydration Drops: no sugar/sweeteners/flavors

Many Hydration Multiplier flavors include sugar (varies by product); sugar-free line exists

Sodium per serving (example)

Rescue Drops lists 300 mg sodium/serving

Hydration Multiplier often listed around 500 mg sodium/stick 

“Add-ins” beyond electrolytes

Buoy highlights trace minerals and different formulas across products (e.g., Rescue, Digestion, Brain Health listings on Rescue page)

Liquid I.V. “key ingredients” page highlights glucose + sodium + vitamins for Hydration Multiplier and other functional ingredients in other lines (energy/sleep/etc.)

Product variety

Multiple drop formulas shown on Buoy pages (Hydration Drops, Rescue Drops, Digestion Drops, Brain Health Drops, etc.)

Multiple categories shown (Hydration Multiplier, Sugar-Free, Immune Support, Energy, Sleep, Kids, etc.)

Estimated cost

Hydration Drops: $39 for 120 servings  ($1.32–$2.31/day)

Hydration Multiplier: $24.99 for 16 sticks ($1.56/stick)


Price disclaimer

Prices change frequently due to promotions, subscription programs, retailer pricing, and pack sizes. The numbers above are examples from brand pages at time of writing and should be verified at checkout.

Delivery Method and Ease of Use

The biggest day-to-day difference between Buoy and Liquid I.V. is how you take them: liquid drops you add to many beverages vs. pre-measured powder sticks you mix into water.

  • Buoy: Liquid drops that can be added into many types of drinks. Hydration Drops are designed to be added into 4–7 drinks per day, starting with your morning cup, with 1 quick squeeze = 1 serving.
  • Liquid I.V.: Powder stick packets that you mix into water; a typical Hydration Multiplier pouch is 16 sticks.

Flavor and Mixability

Flavor preference often determines what people will actually stick with long-term, so it’s worth comparing how each product fits into real routines.

  • Buoy: Emphasizes unflavored drops and positions Hydration Drops as having no sugar, sweeteners, or flavors.
  • Liquid I.V.: Primarily flavor-forward drink mixes, with many Hydration Multiplier flavors available.

Ingredients and Formulation Approach

If you’re choosing between these two, the most meaningful formulation difference is that Buoy is built around a specific electrolyte source and trace mineral profile, while Liquid I.V. emphasizes a carbohydrate-and-electrolyte approach and lists vitamins depending on the product line.

Buoy

Buoy’s hydration formulas emphasize an ocean-mineral approach, using wild-harvested, unrefined sea salt as the electrolyte source and including trace ocean minerals as part of the formulation. Buoy also includes B vitamins in certain formulas and states that its products are clinically tested.

Liquid I.V.

Liquid I.V. highlights a formulation built around electrolytes plus other ingredients such as glucose and vitamins in many Hydration Multiplier products, with details varying by flavor and product line. Liquid I.V. lists its key ingredients and nutrition facts on product pages, but does not consistently specify the source of its electrolytes the way Buoy does, so a trace ocean mineral profile is not something Liquid I.V. explicitly claims.

Product Line Variety and Use Cases

Beyond basic hydration, many people choose an electrolyte brand based on whether the product fits their daily routine, dietary preferences, and how sensitive they are to taste or sweeteners.

Buoy: Drop-Based Routines and “Add to Anything” Flexibility

Buoy’s lineup is built around liquid drops designed to mix into a wide range of beverages, which can be especially helpful for people who don’t want a dedicated flavored drink mix every time they hydrate. Buoy’s Hydration Drops are positioned as unflavored with no sugar, sweeteners, or flavors, which may appeal to people who prefer to avoid sweetness or added flavoring in their drinks. It can also support people with conditions such as diabetes who want electrolytes without sweeteners.

Buoy also offers additional drop formulas beyond baseline hydration (for example, Rescue Drops and other targeted drops).

A notable difference in Buoy’s positioning is its Chronic Illness Support Program, which offers 35% off for life for eligible customers with conditions such as POTS or migraines. This isn’t a health claim about outcomes, but it can matter for shoppers who want long-term affordability options.

Liquid I.V.: Flavor-Forward Mixes and Multi-Category Options

Liquid I.V. is best known for powder stick hydration mixes, where each stick makes a flavored drink. Their ingredient overview also highlights a broader set of product categories (for example, Hydration Multiplier formats and additional functional lines), so it can be a good fit for people who prefer a defined “mix-and-drink” routine and enjoy rotating flavors. 

Sodium Strength and “How Strong Is It?”

Sodium is one of the most practical label differences to compare, since it can influence how “strong” a hydration product feels for different people and situations.

  • Buoy Rescue Drops: Listed as 300 mg sodium per serving and positioned as a higher-sodium, stronger option in Buoy’s lineup.
  • Liquid I.V. Hydration Multiplier: The brand addresses why it contains higher sodium and discusses its formulation approach in FAQs and product education.

If you’re sodium-sensitive or on a sodium-restricted diet, it’s a good idea to talk with a clinician before using higher-sodium electrolyte products regularly.

Cost Per Serving, Daily Use, and Value Considerations

A fair comparison looks at both price per serving and how many servings the brand recommends per day, since daily cost can differ a lot depending on how the product is meant to be used. Prices below are snapshots and can change due to promotions, subscriptions, and pack sizes.

Buoy Hydration Drops

Hydration Drops list 120 servings with a posted $0.33 per serving for a one-time purchase and $0.25 per serving on subscription. The recommended use is 4–7 servings per day.

  • Price per serving: $0.33 one-time; $0.25 subscribe
  • Recommended daily servings: 4–7
  • Estimated daily cost (based on recommended use):
    • One-time: about $1.32–$2.31/day
    • Subscribe: about $1.00–$1.75/day

Buoy Rescue Drops

Rescue Drops list 120 servings with a posted $0.75 per serving for a one-time purchase and $0.58 per serving on subscription. The recommended use is also 4–7 servings per day.

  • Price per serving: $0.75 one-time; $0.58 subscribe
  • Recommended daily servings: 4–7
  • Estimated daily cost (based on recommended use):
    • One-time: about $3.00–$5.25/day
    • Subscribe: about $2.32–$4.06/day

Liquid I.V. Hydration Multiplier (Example: Strawberry Lemonade 16-pack)

A 16-stick Hydration Multiplier pouch lists $24.99 ($1.56 per stick) for a one-time order and $17.49 ($1.09 per stick) on subscription. Liquid I.V. lists a recommended dosage of 1 stick per day.

  • Price per stick: $1.56 one-time; $1.09 subscribe
  • Recommended daily sticks: 1
  • Estimated daily cost (based on recommended use):
    • One-time: about $1.56/day
    • Subscribe: about $1.09/day

Price disclaimer 

All prices can change based on promotions, subscriptions, pack sizes, and where you buy. Always verify current pricing and label details at checkout.

Safety Notes

Electrolyte products aren’t one-size-fits-all, especially for people managing blood pressure, kidney conditions, heart conditions, or sodium restrictions. If you’re unsure what’s appropriate for your needs, check with a clinician, and avoid stacking multiple electrolyte products without tracking your total intake.

How to Choose Between Buoy and Liquid I.V.

The “best” option usually comes down to what you’ll actually use consistently, because format, flavor preference, and electrolyte needs can make a bigger difference than any single marketing claim. Here are a few simple ways to decide based on your routine and preferences:

  • If you want unflavored electrolytes you can add to many beverages, Buoy’s drops format is likely the better fit.
  • If you prefer a flavored, pre-measured stick you mix into water (and like having lots of flavor options), Liquid I.V. may fit better.
  • If you’re specifically comparing sodium levels, check labels: Liquid I.V. is often listed around 500 mg sodium/stick, while Buoy Rescue Drops lists 300 mg sodium/serving.
  • If you want options beyond basic hydration, both brands offer multiple product types to support energy, immunity, and more. Compare each brand’s current lineup to see which functional focus areas best match your routine.

If you’re still deciding, it can help to compare the formats that best fit your day-to-day routine. If you prefer unflavored drops you can add to nearly any beverage, you can browse Buoy’s full lineup to see which formula matches your needs and schedule.

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