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WHY ATHLETES CHOOSE ENDUROLYTES
Endurance athletes take control of your hydration with our original full-spectrum chelated electrolyte formula, designed to deliver the precise balance of sodium chloride, potassium, calcium and magnesium your body needs to perform at its best. This expertly crafted blend supports muscle function, fluid balance and overall system performance, helping you stay sharp, strong and properly replenished.
With its lower sodium chloride content, it complements a healthier, lower-salt diet while still supplying the essential electrolytes you need. Best of all, the capsule format gives you complete flexibility to fine-tune your intake exactly as needed, one capsule at a time, so you can match your dosage to your training, conditions and sweat loss without overloading on salt.
- Best for: sessions over 2 hours and for a low sodium diet
- Use for: hydration (Electrolyte) support consume hourly
- Good if: you want a full spectrum electrolyte (6 different forms)
- Start with: 1capsule prior to start and then 1-3 capsules hourly depending on the heat.
- Pair with: Gels, Bars or Chews if you require an energy source.
FAQS
What is the difference between HEED and Endurolytes or Endurolytes Fizz?
Each scoop of HEED provides 110 calories and roughly the same amount of electrolytes as one Endurolytes capsule or half a tablet of Endurolytes Fizz. Endurolytes and Endurolytes Fizz do not provide calories.
For many athletes, one to two scoops of HEED per hour will cover calorie needs and part of their electrolyte needs. Heavier athletes, or those training and racing in hot conditions, may need additional electrolyte support from Endurolytes capsules or Endurolytes Fizz tablets.
HEED: calories + electrolytes
Endurolytes / Endurolytes Fizz: electrolytes only
What is the best way to carry Endurolytes capsules while exercising?
There are three practical options:
- Plastic flip-top capsule dispenser – holds around 20 capsules and fits easily into a jersey pocket
- Quick Coin dispenser – a soft plastic coin purse that works well as a pill dispenser
- Reclosable baggies – a simple and effective option
All of these help keep the capsules dry and make dosing easy.
Important: Do not carry Endurolytes or Endurolytes Extreme capsules loose in your pocket or anywhere they may come into contact with sweat or moisture. Once wet, the vegetable capsule can melt quickly, making dosing difficult. This is especially important because both products contain ginger root, which is soothing to the stomach but may irritate the skin if the powder comes into contact with it.
What is the difference between Endurolytes, Endurolytes Extreme, and Endurolytes Extreme Powder?
Endurolytes is the original full-spectrum electrolyte supplement, with a balanced blend of sodium chloride, calcium, magnesium, potassium, and manganese. It is well suited to athletes following a low- to moderate-sodium diet.
Endurolytes Extreme contains three times more sodium chloride and potassium per capsule than the original Endurolytes. It may be the better choice:
- during unusually hot or humid events
- when you are not acclimatised to the conditions
- if you follow a high-sodium diet
- if you are prone to cramping
- during early-season training, when fitness is still developing
In these situations, Endurolytes Extreme helps meet higher electrolyte demands more efficiently, with fewer capsules.
Why do I need electrolytes?
Electrolytes are essential for keeping the body functioning properly during exercise. They support muscle contraction, heart rhythm, and nerve signalling. Long before cramping begins, performance may already be affected by electrolyte depletion.
The goal of electrolyte replenishment is to support steady, uninterrupted performance and help the body continue functioning efficiently throughout exercise.
Why use Endurolytes products instead of salt tablets?
Many athletes focus only on sodium, but proper electrolyte replenishment requires more than salt alone. The body also needs calcium, magnesium, potassium, and manganese.
A full-spectrum electrolyte product helps support normal body functions and performance more effectively than salt tablets alone. Endurolytes products are designed to provide a balanced supply of electrolytic minerals, helping to support endurance performance and reduce the risk of imbalance or depletion.
How does Endurolytes Fizz compare with Endurolytes capsules?
One Endurolytes Fizz tablet is roughly equal to two Endurolytes capsules, so half a tablet is approximately equal to one capsule.
The formulas are not identical, but they are very similar in electrolyte mineral content and can generally be dosed in a similar way. Endurolytes Fizz uses different mineral forms to create its effervescent properties and to dissolve quickly in water. It also contains slightly more sodium and potassium than the equivalent amount of Endurolytes in capsules.
Can I take Anti-Fatigue Caps with Endurolytes?
Yes. All Endurolytes products are fully compatible with Anti-Fatigue Caps and with other Hammer Nutrition supplements.
Do I need to take an Endurolytes product with Perpetuem?
Yes. Perpetuem should be treated as a calories-only fuel. Although it contains some minerals, it does not include a deliberately formulated full-spectrum electrolyte blend like HEED. Electrolyte needs should therefore be covered separately with one of the Endurolytes products.
Do any Endurolytes products contain caffeine?
Only the Cola flavour of Endurolytes Fizz contains caffeine, with 20 mg per tablet.
No other Endurolytes Fizz flavours contain caffeine, and none of the other Endurolytes products contain caffeine.
Which Endurolytes products contain the least citric acid?
Only Endurolytes Fizz and Endurolytes Extreme capsules contain citric acid.
In Endurolytes Fizz, citric acid is used in a minimal amount to support the effervescent reaction. In Endurolytes Extreme, it is present as potassium citrate, which is used because it provides a high amount of elemental potassium and is very well absorbed.
Do any Endurolytes products have allergen exposure?
No. All Endurolytes products are produced in a facility free from tree nuts and allergens and are third-party batch tested for purity and consistency.
Are all Endurolytes products gluten-free?
Yes. All Endurolytes products are gluten-free.
Why do some Hammer fuels contain what seems to be a high amount of manganese?
The manganese levels in these products are intended for active people and athletes, who use and lose nutrients at a much higher rate than sedentary people. Manganese plays an important role in energy production, muscle cell enzyme reactions, insulin support, and antioxidant protection.
Because only a small percentage of orally consumed manganese is absorbed, and because exercise increases nutrient use and loss, the amounts included in Hammer products are considered justified and beneficial for athletes.
Products containing manganese
- Endurolytes – 0.25 mg per capsule
- Endurolytes Fizz – 3.0 mg per tablet
- Endurolytes Extreme – 1.0 mg per capsule
- Endurolytes Extreme Powder – 0.5 mg per scoop
- HEED – 2.0 mg per scoop
- Recoverite – 2.9 mg per 2-scoop serving
- Organic Vegan Recoverite – 0.6 mg per 2-scoop serving
- Premium Insurance Caps – 1.07 mg per capsule
HOW TO USE ENDUROLYTES
Use before, during, and after exercise to help meet the body’s electrolyte needs with precision.
Best used when:
- exercise lasts more than two hours
- exercise lasts less than two hours but temperatures are above 80°F and/or humidity is above 70%
- conditions are significantly hotter or more humid than you are used to
Capsule directions:
- Take 1–3 capsules 10–30 minutes before exercise
- Take 1–6 capsules per hour as needed during exercise
- Take 1–3 capsules immediately after exercise
Important notes:
- Electrolyte needs vary depending on body weight, fitness, weather, acclimatisation, and individual physiology
- You should test your dosing strategy in training to determine your personal needs
- Endurolytes do not prevent heat stroke, hyponatraemia, or other dangerous conditions caused by overexertion in the heat
- If you follow a high-salt diet, you may need a higher hourly dose or Endurolytes Extreme instead
NUTRITIONAL INFORMATION

These minerals help support electrolyte balance, muscle function, and energy production during exercise.
Why not just use salt tablets?
Salt tablets mainly focus on sodium. Endurolytes provides a broader electrolyte profile, making it a more balanced option for athletes who want more than sodium alone.
Allergens and testing
All Endurolytes products are made in a facility free from tree nuts and major allergens and are third-party batch tested for purity and consistency.
WHICH SHOULD I CHOOSE
Endurolytes Original
Best for:
- everyday training
- moderate conditions
- athletes who prefer a lower-sodium option
- low-to-moderate sodium diets
Endurolytes Extreme
Best for:
- very hot or humid conditions
- heavier sweaters
- athletes with higher sodium needs
- harder early-season training or poor heat acclimation
Endurolytes Extreme contains significantly more sodium chloride and more potassium than the original, so it can suit athletes who need a stronger formula.
Best ways to carry capsules
- Flip-top capsule dispenser
- Soft coin pouch or small capsule holder
Do not carry loose capsules where they may get wet or sweaty, as the capsules can soften and become difficult to use.
INGREDIENT BREAKDOWN
Full-Spectrum Electrolyte Profile – This complete profile contains the following minerals:
Sodium – Sourced from salt, which is comprised of 40% sodium.
Chloride – Sourced from salt, which is comprised of 60% chloride.
Calcium – Supplied in the “as chelate” form, meaning it’s calcium bonded to one or more amino acids, usually glycinate (glycine) or asparate (aspartic acid).
Magnesium – Included in the “as chelate” form, it is magnesium bonded to one or more amino acids. These forms are used for maximal absorbability.
Potassium – Included in the “as chelate” form, it is potassium bonded to one or more amino acids. These forms are used for maximal absorbability.
Manganese – This trace mineral is necessary for optimal muscle cell enzyme reactions and for the conversion of fatty acids and protein into energy.
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