Best Electrolyte Supplement for Fasting
Embarking on a fast can feel like navigating a delicate dance, where maintaining balance is key. When it comes to electrolytes, the unsung heroes of hydration, choosing the right supplement can turn a challenging fast into a graceful stride. Discover the best electrolyte supplements to keep your energy steady and your body in harmony during your fasting journey.
Great Budget Performer: Key Nutrients

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Convenient capsule form |
Comprehensive electrolyte blend |
Suitable for fasting |
As a "Great Budget Performer," it delivers a comprehensive 9-in-1 mineral blend that keeps hydration on point without breaking the bank.
The easy-to-swallow capsules are perfect for quick on-the-go replenishment—whether you're in the middle of a workout, fasting, or just need to stay energized during a long trip.
Plus, its keto-friendly formula with zero carbs or sugar makes it a versatile choice for low-carb enthusiasts.
While the flavor options are limited and the price isn't listed upfront, its quality and USA-made reliability make it a top pick for those seeking affordability without sacrificing effectiveness.
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Best for Intermittent Fasters: Nutri-Align Fasting Salts

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Pure, No Fillers |
Supports Fasting Goals |
Effective Electrolyte Balance |
Nutri-Align’s Fasting Salts is specifically formulated to support fasting enthusiasts with pure, unflavored electrolytes that won’t break your fast.
It packs a punch with a balanced blend of sodium, potassium, and magnesium—no fillers, sugars, or artificial ingredients.
Although it has an ocean-like taste that might take some getting used to, its effectiveness in maintaining electrolyte balance during extended or intermittent fasts is undeniable.
Plus, it's vegetarian and Halal-certified, so it fits into a variety of lifestyles.
Overall, a reliable choice for fasting electrolytes.
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Best for Electrolyte Purists: Redmond Re-Lyte

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Clean ingredients |
Good taste, family approved |
Replaces lost electrolytes |
Unflavored Re-Lyte stands out as the "Best for Electrolyte Purists" because of its minimal, natural ingredients and rich mineral profile.
Its strong salty flavor isn’t for everyone but appeals to those who prefer a pure, unadulterated hydration boost.
Since it contains a simple blend of electrolytes and trace minerals from Real Salt, it effectively replaces what you lose during fasting without any unnecessary additives.
The ability to start with a small scoop allows you to customize the flavor intensity, making it ideal for sensitive palates.
Overall, a clean, effective choice for minimalist hydration while fasting.
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Best for On-the-Go Hydration: Hi-Lyte

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Convenient travel size |
Easy to mix |
Supports hydration and recovery |
As "Best for On-the-Go Hydration," these travel-size mineral drops are incredibly convenient for quick, effortless electrolyte replenishment during fasting.
Just a few drops in water transform your drink into a revitalizing sports beverage, perfect for busy mornings, workouts, or travel days.
Its compact size fits snugly into your bag or pocket, ensuring you stay hydrated no matter where life takes you.
While the naturally salty mineral flavor might not be for everyone, adding a squeeze of lemon or mixing into a flavored beverage makes it more palatable.
With support for energy, muscle recovery, and endurance, this is a versatile, wallet-friendly hydration helper for active lifestyles.
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Redmond Re-Lyte

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Great taste without artificial sweeteners |
Includes real salt & minerals |
Easy to adjust flavor |
Unflavored Re-Lyte offers a robust salty flavor thanks to real salt, making it feel authentic and pure.
Its detailed mineral profile with 60+ trace minerals provides excellent electrolyte support, perfect for fasting days.
We love how easy it is to tailor the taste—just start with a small scoop and adjust as needed so you don’t end up overwhelmed by the saltiness.
While the strong flavor might be a bit much for sensitive palates and it can clump in cold water, these are minor quirks for a product that keeps hydration simple, natural, and effective.
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Pedialyte Sport

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Fast hydration support |
High electrolyte content |
Great for athletes |
Pedialyte Sport offers rapid hydration thanks to its balanced blend of 5 key electrolytes, making it ideal for those fasting and needing quick fluid replenishment.
With 3 times the electrolytes and only a quarter of the sugar of typical sports drinks, it’s perfect for athletes pushing their limits.
The flavors are surprisingly enjoyable, and the convenient packaging means you can hydrate on the go.
The only caveats?
Its salty taste may take some getting used to, and its premium price reflects its high-quality formulation.
Overall, a great choice for fast, effective hydration.
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LMNT Electrolyte Supplement for Fasting

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Great hydration support |
No sugar or artificial ingredients |
Delicious tropical flavors |
The LMNT Elemental Labs electrolyte supplement truly delivers on hydration, especially during a fast.
It’s free from sugar and artificial ingredients, making it a clean choice for health-conscious users.
The tropical flavors are delicious and refreshing, though occasional flavor inconsistency can be a little distracting.
Keep in mind, it’s on the pricier side for daily use, but many feel the quality justifies the cost.
The taste can be very sweet, which might not be for everyone, but if you enjoy a flavorful boost without artificial fillers, this is a stellar pick.
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Fast LYTE Electrolyte Powder

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Rich in trace minerals |
Supports fasting benefits |
Bioavailable marine magnesium |
Fast Lyte is basically a mineral powerhouse, delivering 4700mg of potassium, over 74 trace minerals, and marine-sourced magnesium, which is more bioavailable than most forms.
Its unflavored, raw powder blends well, making it ideal for a variety of diets including keto, vegan, paleo, and carnivore.
Plus, its rich mineral profile, sourced sustainably from North Atlantic seawater and red algae, supports not only electrolyte balance but also bone health.
The only catch?
It has a notably strong salty taste and can be a bit tricky to carry around, but for truly natural, potent support, it’s a compelling choice.
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FSTN Electrolytes

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Hydrates & fights hunger |
Contains exogenous ketones |
Great-tasting chocolate flavor |
FSTN's rich chocolate flavor makes hydration feel like a treat, not a chore—perfect for those long fasting hours.
The inclusion of exogenous ketones gives a genuine boost in energy and mental clarity, supporting your ketosis goals seamlessly.
Plus, it combats hunger effectively while preventing brain fog—a real win.
Importantly, it’s free from sugar, artificial flavors, gluten, and GMOs, making it a clean choice.
The slightly subtle flavor might not satisfy those craving fruity tastes, but if you love chocolate and want a functional electrolyte supplement during your fast, this one’s a strong contender.
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Zeal Naturals Electrolyte Powder Electrolyte Supplement for Fasting

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Fast hydration? |
Great taste, no artificial aftertaste |
Supports muscle recovery |
The enhanced electrolytes from Zeal Naturals deliver rapid hydration, perfect for those fasting periods when every drop counts.
The all-in-one formula packs Pink Himalayan Salt, BCAAs, and B-Vitamins, supporting both recovery and stamina while keeping you refreshed without any artificial aftertaste.
Plus, it’s completely sugar-free and made with natural sweeteners, making it a keto-friendly favorite.
While flavor options are somewhat limited and individual preferences may vary, the high-quality ingredients and lab-tested quality give us confidence it’s a reliable choice for optimal fasting hydration.
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REVIVER Salt Pills

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Easy to swallow |
No taste, convenient |
Supports fasting benefits |
These capsules are super convenient — no artificial tastes, and they’re easy to swallow on the go.
They support fasting by reducing muscle cramps and combating the keto flu, making long fasts much more manageable.
The inclusion of BioPerine means better absorption, so you get more bang for your buck.
While the price is a bit higher and flavor options are limited, the quality and effectiveness make this an excellent choice for athletes and fasters alike.
If you value premium ingredients and reliable performance, these capsules are an outstanding addition to your regimen.
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Keto Chow Electrolyte Drops

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Pure, natural ingredients |
Supports keto dieting |
Convenient portable sizes |
Keto Chow Electrolyte Drops deliver a pure and natural hydration boost sourced from the Great Salt Lake, packed with vital electrolytes and trace minerals.
The formulation is doctor-approved and free from artificial ingredients, making it a solid choice for keto enthusiasts looking to stay energized and thriving during fasting.
The convenient sizes mean you can take them anywhere—whether at the gym, on a trip, or just on your daily commute.
Keep in mind, the taste leans toward the salty side, so flavor sensitivity might be a consideration.
Overall, a reliable, portable hydration solution for active lifestyles.
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NutraHarmony Electrolyte Tablets Electrolyte Supplement for Fasting

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Easy to take |
Natural mineral sources |
Sugar-free, Keto friendly |
These 9-in-1 electrolyte tablets are a powerhouse for staying hydrated during fasting.
Infused with Himalayan salt and kelp, they deliver a natural mineral boost that supports rapid fluid absorption.
The sugar-free, keto-friendly formula makes them a great choice for those mindful of their diet.
Plus, their high-potency blend helps improve muscle recovery and energy levels, keeping you focused and energized without any crash.
While the tablet size might require a bit of effort to chew, the overall quality and effectiveness make these pills a reliable hydration partner for your fasting routine.
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Dr. Berg Hydration Electrolyte Powder

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High potassium content |
Delicious flavors |
Pure, high-quality ingredients |
Electrolytes Powder No Sugar stands out with its high potassium load—a whopping 1,000 mg per serving—unlike many competitors that only offer a fraction of that.
The pink Himalayan salt provides superior chloride and minerals, ensuring your body gets the clean, natural nutrients it craves during a fast.
The refreshing raspberry and lemon flavor makes hydration enjoyable, even if it’s a bit sour.
Sure, it requires a good shake to blend perfectly, and it's on the pricier side, but the quality ingredients and dedication to purity make it worth it.
Plus, with a 30-day guarantee, it’s a risk-free boost to your fasting routine.
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NatureBell Electrolyte Pills

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6-in-1 mineral complex |
Keto-friendly, unflavored |
Supports hydration & energy |
NatureBell’s electrolyte hydration pills pack a powerful 6-in-1 mineral punch that keeps us going during fasting and workouts alike.
The unflavored, keto-friendly formula makes it versatile and hassle-free to add to any beverage—no artificial flavors or sweeteners here.
While the capsule size is on the larger side, it’s a small trade-off for the clean ingredients and reliable hydration support they provide.
Perfect for those seeking a durable, no-fuss electrolyte boost, these pills help us stay energized and focused throughout the day without sacrificing quality.
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The Good Intentions Club Electrolyte Supplement for Fasting

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Fasting-friendly formula |
Unflavored & clean |
Complete mineral blend |
Its fasting-friendly formula supports hydration and replenishes essential electrolytes without any risk of breaking your fast.
The complete mineral blend includes sodium, potassium, magnesium, and calcium, keeping your energy levels steady and your body in balance.
Plus, it’s unflavored and clean, blending effortlessly into water with no added sweeteners or artificial ingredients.
With 100 servings in one compact package, it offers incredible value for those committed to their fasting routine.
Whether you're doing intermittent fasts or longer fasts, this electrolyte mix is a reliable, no-nonsense choice to keep you focused and hydrated.
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Simply Primal Waterfast Electrolyte Powder

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Electrolytes in correct ratio |
Great taste (lemon & lime) |
High-quality ingredients |
Simply Primal’s electrolyte supplement is specially formulated to support long-term fasting with the perfect electrolyte balance, helping you stay active and alert without crashing.
The natural lemon and lime flavors, sweetened with stevia, make it surprisingly enjoyable—turning a potentially bland habit into a tasty treat.
With high-quality, easily absorbed ingredients like Himalayan sea salt and magnesium citrate, it’s gentle on your system while delivering necessary nutrients.
While the price might be steep and the taste slightly grainy to some, it’s a solid choice for serious fasters seeking effectiveness and flavor.
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