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Nutrition · 6 min read

Trail Nutrition Fundamentals for Multi-Day Trips

Calorie density per gram matters more on multi-day trips than most people plan for.

01Plan by calories-per-gram, not calories-per-day

On trips over three nights, pack weight from food adds up fast. Aim for 120–150 calories per gram of food weight by prioritising fats and dense carbohydrates over bulky, water-heavy options.

02Cold-weather trips need a different fuel strategy

Some bars and gels turn hard to chew below freezing. Test your intended trail food in cold conditions before committing to it for a winter trip — texture matters as much as calorie count when your hands are cold.

Published 27 February 2026