Hydration
Without Compromise

Reach your Personal Hydration Goals
at the Turn of a Dial
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We are proud to be the official electrolyte hydration solution for mudder nation.

Say Goodbye to One-Size-Fits-All Hydration Solutions

Formulas Without Compromise

Clean, healthy formulation:
  • No Artificial Sweeteners
  • No Artificial Colors
  • Keto Friendly
  • Gluten Free
  • Dairy Free
  • Vegan
Exactly the right balance of
electrolytes per cartridge:
  • 1000mg Sodium
  • 250mg Potassium
  • 140mg Calcium
  • 35mg Magnesium
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Personalization Made Easy: The Cirkul System

Our Endurance Formula cartridges plug into the The Cirkul System — the ultimate hydration tool for athletes that want efficiency, flexibility, and convenience.
  • adjustable hydration goals
  • seamlessly switch between water and Endurance Formula
  • Convenient size and format
  • Bottle stays clean
  • reduce plastic use by 84%
The Cirkul Hydration System

Dial in Your Performance

Adjust your cartridge to customize your electrolyte flow. A higher setting means more electrolyte consumption. Each cartridge can last from 1 bottle to 20+ bottles depending on your performance and hydration goals.
Hydration Dial Illustration
Hydration Level Table

Available in Your Preferred Flavors:

Endurance Formula: strawberry watermelon
Endurance Formula: Orange
Endurance Formula: Lemon Lime
Endurance Formula: Blackberry Twist
Get Started for Less Than $30