89% of athletes with cramp said that PH 1500 helped solve their cramping issues!


Designed to help you start hydrated (and stay that way once you're sweating if you're a salty sweater).

  • Enhances the absorption of water during physical exercise.
  • Hypotonic formula for faster absorption.
  • Contains 1,500mg of sodium per litre (32oz) when mixed as directed.
  • Typically used before/after intense exercise. And when sweating by athletes with very high sweat sodium losses. Take our free online Sweat Test to get personalised hydration advice tailored to what you're training for. 


  • Independently batch tested for a wide range of prohibited substances on the World Anti-Doping Agency (WADA) list.
  • Suitable for vegetarians/vegans.
  • Gluten and dairy free.
  • Not genetically engineered.


  • 10 Sugar-free effervescent tablets per tube. This does mean you'll need to get your energy from other sources. But, separating your hydration and nutrition strategies gives you greater control/flexibility over both and ensures your drinks stay hypotonic for faster absorption. Read more on how we see PH fitting into your wider nutrition strategy.


Directions for use

Before intense, sweaty actvity

Dissolve 1 tablet in 500ml (16oz) of water and drink the night before events lasting more than about 3 hours and/or those in hot/humid conditions.

Dissolve 1 tablet in 500ml (16oz) of water and drink about 90 minutes before you start. Aim to finish your drink no less than 45 minutes before starting to allow your body to absorb the fluid properly.

Read this blog for more advice on how to start hydrated

During intense, sweaty activity (if recommended in your Personalised Hydration Plan)

Dissolve 1 tablet per 500ml (16oz) of water and drink to thirst.


Electrolyte content (per 1l / 32oz - when mixed as directed)

Sodium: 1,500mg 

Potassium: 600mg

Calcium: 200mg

Magnesium: 100mg


Nutritional Information

Energy: 11 Kcal / 45 Kj per tablet (2.2 Kcal / 9 Kj per 100ml*) 

Protein: <0.1g

Fats: <0.1g

Carbohydrates: <0.1g per tablet (0.2g per 100ml*)

*after dilution of 1 tablet per 500ml (16oz) of water



Citric Acid, Sodium Carbonate, Potassium Carbonate, Sodium Chloride, Sucrose, Magnesium Citrate, Calcium Carbonate, Maltodextrin, Flavourings, Sweeteners; Sucralose and Sorbitol


This product should be used when you're sweating for prolonged periods. Do not exceed the recommended daily dose.
This product is a food supplement. Do not use as a substitute for a varied diet!
Store out of the reach of young children!