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MILE[21]

THE MILE 21 BLOG

Training insights, nutrition science, and running tips.

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UPCOMING ARTICLES

ScienceComing SoonFeatured

Why 99% of Pre-Workouts are Terrible for Runners (The Manifesto)

Learn why gym pre-workouts fail endurance runners. Discover the difference between phosphagen and oxidative energy systems.

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ScienceComing SoonFeatured

The Science of Citrulline: Why Oxygen Matters More Than The Pump

Discover why L-Citrulline Malate 2:1 is superior to Arginine for endurance runners and how it improves oxygen delivery.

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TrainingComing SoonFeatured

How to Fuel for a Morning Run Without Throwing Up

Solve runner's stomach issues with science-backed strategies. Learn about hypo-osmotic principles and gut-friendly nutrition.

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CompanyComing SoonFeatured

Our Journey: Building Mile 21 from a Provo Kitchen

The story of Mile 21—built in Provo, Utah by runners, for runners. Our transparent approach to building in public.

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ScienceComing Soon

The Science Behind Beet Root and VO2 Max

Why elite runners are turning to dietary nitrates for measurable performance gains. We break down the research.

TrainingComing Soon

Pre-Workout Timing: A Complete Guide for Runners

When you take your pre-workout matters almost as much as what's in it. Here's how to dial in your timing.

ScienceComing Soon

The L-Theanine + Caffeine Stack Explained

How a 2:1 ratio creates 'alpha wave' focus and why it's perfect for race-day clarity.

TrainingComing Soon

Heat Training and Electrolyte Strategy

Summer running demands smart hydration. Here's how to balance sodium, potassium, and performance.

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