MULTIDAYRUNNING
Start HereTrainingRace StrategyNutritionGear
Get Started
🥤

Nutrition & Hydration

What to eat, when to eat, how to avoid GI disaster, and the science of fueling through days of continuous movement.

Intermediate9 min

Backyard Ultra Nutrition: What to Eat Between Loops

A practical nutrition guide for backyard ultras — hourly calorie targets, phase-based eating, caffeine strategy, hydration, gut training, and sample fueling plans for your inter-loop routine.

Beginner15 min

What to Eat During a 24-Hour Race — Nutrition Strategy Guide

A complete nutrition guide for 24-hour ultramarathons. Covers calorie targets, real food vs gels, hourly fueling plans, stomach shutdown solutions, and caffeine timing.

Stay in the loop

Get the Multiday Running Starter Kit

Free checklists, training tips, and race-day strategies delivered to your inbox. No spam, no hype.

MULTIDAY RUNNING

The practical guide for runners going beyond one day.

Start Here

  • Beginner's Guide
  • What Is Multiday Running?
  • Types of Events
  • 24-Hour Races
  • Backyard Ultras

Learn

  • Training Hub
  • Race Strategy
  • Nutrition & Hydration
  • Feet & Recovery
  • Gear Guides

Popular Guides

  • Backyard Ultra Training
  • Backyard Race Strategy
  • Backyard Nutrition
  • 6-Day Races

© 2026 Multiday Running. All rights reserved.

PrivacyMedical DisclaimerAffiliate Disclosure