What Climbers Eat on Mount Everest

High-Altitude Nutrition: Fueling the Summit Push

Everest climbers need 4,000–6,000+ kcal/day in an environment where appetite vanishes, digestion slows, and every gram counts.

Energy-Dense Staples

• Dried fruits: Raisins, apricots, mango, dates — quick carbs, potassium, iron.
• Nuts & nut butters: Almonds, walnuts, peanuts — fat/protein dense, slow burn.
• Energy bars/gels: Clif, Gu, Hammer, Maurten — engineered for rapid absorption.
• Chocolate: Dark (>70%) — calories, caffeine, theobromine, morale.
• Hard cheese / salami: Fat/protein, no refrigeration needed.

Main Meals (Freeze-Dried / Dehydrated)

• Rehydrate with boiling water (Jetboil/MSR stove).
• Brands: Mountain House, Backpacker's Pantry, Peak Refuel, Real Turmat.
• Options: Chili mac, chicken rice, beef stroganoff, dal bhat, pasta, curry.
• Fortified with electrolytes, vitamins.

Snacks & Appetite Helpers

• Jerky (beef, salmon, yak).
• Cookies, granola, trail mix (nuts, seeds, chocolate, dried fruit).
• Candy (Skittles, gummies) — quick glucose.
• Electrolyte drink mixes (Nuun, Skratch, LMNT).
• Tea, coffee, hot chocolate — warmth, caffeine, hydration.

Hydration Strategy

• 3–5 L/day minimum.
• Insulated bottles/thermoses (prevent freezing).
• Pee bottle in tent (avoid leaving sleeping bag at −30°C).

Altitude Adjustments

• Base Camp: Near-normal appetite; fresh food (yak meat, veg, eggs) from kitchen tents.
• Higher camps: Appetite plummets; rely on palatable, high-carb, low-fiber, easy-swallow foods.
• Summit push: Gels, chews, sips of fluid; minimal solid food.

Personal preference, digestive tolerance, and Sherpa kitchen support shape each climber's menu. The goal: maximum calories, minimum weight, zero GI distress.