#1 Reason for DNF in Ultra-endurance racing, and what to do about it.


Todays sports drinks contain between 30-40 grams of sugar, driving blood-sugar spikes, stopping fat burning and frequently causing gut distress amongst ultra-athletes.

Todays sports drinks contain between 30-40 grams of sugar, driving blood-sugar spikes, stopping fat burning and frequently causing gut distress amongst ultra-athletes.