Have an ironman race or an ultra-marathon coming up? As you probably know already, the right nutrition is crucial.
During the race, your body will use stored fat as well as carbohydrates that you manage to take in.
The amounts of fat and carbs that it uses vary depending on your intensity at the moment.
You have enough fat stored in your body. What you have to worry about is consuming enough carbs.
You can get the carbs from your drink, gels, energy bars, sandwiches, etc'.
But do you know how much of each would be sufficient? (More information)
Manipulate the information below to analyze your energy requirements and plan your nutrition for your next race.
Please specify your weight:
Choose one of these methods to estimate stored glycogen:
By estimation
Between 1600-2400 calories(2400 if you are an elite athlete)
calories
By fitness level
Select your fitness level
By known body fat percentage
Sex:
Body fat %:
Select the activities and specify, for each activity, the estimated duration and planned intensity:
Activity
Hours
Minutes
% of Max HR
Swimming
Cycling
Running
Enter the calories in the stuff you are planning to consume:
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