Fueling the Fire: Nutrition for Long Distance Runners

As an ultra marathon runner, I've learned that what fuels the body fuels the journey. Nutrition is not just a part of training; it's a cornerstone of performance, recovery, and overall well-being. Running 100 miles requires more than just physical training—it demands a strategic approach to fueling the body. Here's how I've navigated the complex world of nutrition to support my long-distance running goals.

Understanding the Basics

The foundation of good nutrition for runners centers around balancing macronutrients—carbohydrates, proteins, and fats. Carbohydrates are the primary energy source for high-intensity activities, proteins are essential for muscle repair and growth, and fats provide long-term energy for those longer, slower distances.

Hydration: The Unsung Hero

Water is crucial, but when you're sweating out miles, electrolyte balance becomes just as important. Sodium, potassium, magnesium, and calcium play key roles in muscle function and hydration. Finding the right balance prevents cramps and keeps your engine running smoothly.

Timing Your Nutrition

When you eat is as important as what you eat. I did best when my pre-run meals or snacks were higher in protein and easy to digest carbs. During runs, especially those lasting longer than an hour, replenishing with quick carbs and electrolytes is vital. Post-run, focus on recovery with a mix of carbs and protein to repair muscles and replenish energy stores.

Personalization Is Key

No one-size-fits-all diet exists for runners. Experimenting with different foods and timing can help you discover what works best for your body, especially when training for an ultra. What fuels me through 100 miles may not work for you, and that's okay.

Supplements: Use Wisely

While whole foods should always be the priority, supplements like energy gels, bars, and electrolyte mixes can be invaluable during long runs. However, it's important to test these during training runs to avoid gastrointestinal surprises on race day.

Listening to Your Body

Our bodies are incredible at signaling what they need, whether it's more hydration, a certain nutrient, or simply rest. Honing in on these cues and responding accordingly can significantly impact your training and performance.

Call to Action:

Navigating nutrition for long-distance running can be complex, but you don't have to do it alone. Sign up for a coaching consult with me, and together, we'll craft a nutrition strategy that supports your training, improves your performance, and helps you reach your ultra marathon goals. Let's tailor your fueling plan to fit your unique needs and preferences, so you can focus on what you love most: running.


Zachary Zovath