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Pre-Workout / Race Nutrition

There are two parts of pre-workout / race nutrition. First are the 2 weeks prior to a race, and the second is the morning of the race.
 
2 Weeks Prior

  • Avoid caffeine, diet sodas and alcohol.

  • Maintain an adequate balance of electrolytes by taking in sports drinks as well as plain water for hydration.

  • Increase fluid intake. Be sure that your urine is a light yellow.

  • Slightly increase carbohydrates. Maintain a 60% carbohydrate / 40% protein ratio. Don't worry about depletion / loading cycle.

  • Don't try anything new in terms of diet or fluid intake.

  • Be well rested. Getting a good night's sleep two nights before the race is more important than the night before the race.

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    Morning of the Race

  • Have your last meal 3 hours prior to the start: 75 - 100 grams of carbohydrates (complex carbohydrates / maltodextrins).

  • Drink 10 - 12 ounces of fluid each hour during the 2 - 3 hours before your race, up to 30 minutes prior to the start.

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    Race / Workout - Fueling & Nutrition

  • 15 minutes after you start, begin fueling. This helps your blood sugar and insulin levels adjust to your exercise.

  • Maintain fluid intake throughout the race. Your body can absorb no more than 28 oz. / hour. Remember it's critical to supplement with electrolytes to avoid hyponatermia.

  • Your body can absorb up to a maximum of 240 - 280 carbohydrate calories / hour into the energy cycle.

  • Carbohydrates / complex sugars such as Maltodextrin (18 - 24% solution) are preferred because more calories pass into the blood faster than with simple sugars (6 - 8% solution). Studies have shown that simple sugars result in blood sugar levels below even fasting levels.

  • For events longer than 1 hour, supplement with protein along with carbohydrates. Use a 1:4 ratio (p:c) to increase energy levels, and decrease muscle breakdown.

  • Continue to supplement electrolytes, especially during hot and or humid weather. You should use a buffered electrolyte supplement containing sodium, potassium and magnesium.

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    Post-Workout / Race Nutrition

  • Immediately begin to replenish fluids.

  • Within 30 minutes of finishing, consume 10-20 grams of protein.

  • Within 30 minutes of finishing, consume 250-350 calories of carbohydrates (or more). Research has shown there's a 2-hour window during which your body will absorb the protein and carbohydrates lost during exercise. The first 30 minutes of this window are the most critical. Your body will absorb 100% of the carbohydrates and proteins it needs during the first 30 minutes. The level of absorption decreases as the 2-hour window progresses.
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