Last updated: April 3, 2026 Quick Answer A large hard-boiled egg contains approximately 77–78 calories, along with 6 grams of protein, 5 grams of fat, and less than 1 gram of carbohydrates. The calorie count stays consistent because boiling adds no oil or butter. Hard-boiled eggs are one of the most calorie-efficient high-protein foods available. Understanding … Continue reading Hard-Boiled Egg Nutrition: Calories, Protein and Health Benefits