specialized giant cube cannondale Mavic Castelli endura altura
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  • Product Description

    Key Features:

    • The Pro’s choice for hard training and multi day racing
    • High quality protein contributes to the maintenance and growth of muscle mass
    • Carbohydrates with electrolytes for endurance performance
    • Helps maintain hydration during exercise
    • The carbohydrate content of 4:1 is 2:1 fructose
    • Light tasting and refreshing
    • Proven in the World’s toughest endurance events
    • No gluten-containing ingredients
    • With natural flavours. Free from artificial colours, preservatives or sweeteners.

    EnergySource 4:1 is an all-in-one sports drink for use both DURING and AFTER exercise. It contains 4 parts carbohydrate to 1 part whey protein isolate and key electrolytes. 4:1 is the Pro’s choice for hard training and multi-day endurance events.

    The ingredients in 4:1 help sustain performance during extended exercise and help maintain hydration by enhancing the absorption of water. Whey Isolate is a high quality source of protein. Protein contributes to the maintenance and growth of muscle mass. This can result in stronger, more resilient muscle.


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