How Many Calories in an Egg? By Size, Cooking Method, and Part

The quick answer: A large egg contains 72 calories, with 6.3g of protein, 4.8g of fat, and 0.4g of carbs. The yolk holds about 55 of those calories and most of the fat, while the white has just 17 calories and is almost pure protein. Eggs are one of the most nutrient-dense foods per calorie.

Calories in an Egg by Size

Eggs come in standardized sizes based on weight. The bigger the egg, the more calories it contains.

Most nutrition labels, recipes, and calorie databases use the large egg (2 oz / 57g) as the standard reference. If you buy extra-large or jumbo eggs, add about 10-25% to the standard calorie count.

Calories by Cooking Method

How you cook an egg changes its calorie count, sometimes dramatically. The egg itself does not gain or lose calories from heat, but the fats and ingredients you add during cooking make a big difference.

The egg itself is always 72 calories. Everything beyond that comes from cooking fat and additions. A hard-boiled egg and a poached egg have identical calories. Scrambled eggs and fried eggs vary widely depending on how much butter or oil you use.

Egg White vs Egg Yolk Calories

The white and yolk have very different nutritional profiles. Understanding the split helps you make informed choices.

Why the Yolk Gets a Bad Reputation

The yolk contains all the cholesterol and most of the fat, which led to decades of advice to limit egg consumption. However, current research has largely reversed this position:

• The 2020-2025 Dietary Guidelines for Americans removed the previous 300mg daily cholesterol limit
• Multiple large meta-analyses have found no significant link between egg consumption and heart disease risk in healthy adults
• The yolk contains most of the egg's vitamins and minerals, including vitamin D, vitamin B12, choline, selenium, and vitamin A

When Egg Whites Make Sense

Egg whites are useful when you want protein without additional fat or calories. Common scenarios include:

• You are on a very low calorie diet and need to maximize protein per calorie
• You are eating 4+ eggs per day and want to keep total fat intake moderate
• You are adding volume to a meal (egg whites bulk up scrambles and omelettes with minimal calories)

A practical approach many people use: 1 whole egg plus 2-3 egg whites. This gives you the nutrition and flavor of the yolk with extra protein from the whites, totaling about 106-123 calories and 14-17g of protein.

Full Nutritional Breakdown of a Large Egg

Eggs are one of the few natural food sources of vitamin D and one of the best sources of choline, a nutrient critical for brain health that most people do not get enough of.

How Many Eggs Can You Eat Per Day?

This question has been debated for decades. Here is where the science currently stands:

For most healthy adults: Eating 1-3 whole eggs per day appears safe and is associated with no increased risk of heart disease in the majority of studies. The American Heart Association no longer sets a specific limit on dietary cholesterol.

For people with diabetes or existing heart disease: Some studies suggest a more cautious approach of 4-7 eggs per week. Consult your physician.

For athletes and bodybuilders: Consuming 4-6+ eggs daily is common practice. Many use a combination of whole eggs and egg whites to manage fat intake while maximizing protein.

Eggs in Meal Planning

Eggs are a meal planner's secret weapon: cheap, fast to cook, high in protein, and extremely versatile.

Eggs at Different Calorie Levels

Meal Prep with Eggs

Eggs are one of the easiest proteins to meal prep:

• Hard boiled eggs keep in the refrigerator for up to 7 days, peeled or unpeeled
• Egg muffins (baked scrambled eggs in a muffin tin with veggies) last 4-5 days refrigerated
• Pre-cracked eggs can be stored in a sealed container for 2 days for quick morning scrambles

A dozen large eggs provides 864 total calories and 75.6g of protein for roughly $3-5 in most US markets, making eggs one of the cheapest protein sources available per gram.

Eggs vs Other Breakfast Proteins

Eggs offer a strong balance of cost, protein content, and versatility. They are not the absolute highest in protein per calorie (Greek yogurt and whey protein win there), but they are among the cheapest and most satisfying options.

Frequently Asked Questions

Are brown eggs healthier than white eggs?

No. Shell color is determined by the breed of chicken and has no effect on nutrition, taste, or calorie content. A large brown egg and a large white egg both contain 72 calories and the same macronutrient profile. Price differences between brown and white eggs reflect production costs, not nutritional value.

How many calories are in 2 scrambled eggs?

Two large scrambled eggs cooked in 1 teaspoon of butter contain about 212 calories, 13g of protein, and 16g of fat. Without any added fat (using a non-stick pan), two scrambled eggs have 144 calories. Adding milk to the scramble adds another 10-20 calories per tablespoon.

Do eggs lose calories when cooked?

No. Cooking does not destroy calories. A raw egg and a cooked egg have the same calorie content (72 calories for a large egg). The only thing that changes the calorie count is what you add during cooking, such as butter, oil, or cheese.

Are egg whites really worth it for weight loss?

Egg whites can help if you eat a lot of eggs. Swapping from 3 whole eggs (216 cal) to 1 whole egg plus 2 whites (106 cal) saves 110 calories while keeping protein high (17g vs 19g). For someone eating eggs once a day, the savings are modest. For someone eating eggs twice a day, the difference becomes meaningful.

How many calories in an egg McMuffin?

A McDonald's Egg McMuffin contains approximately 300 calories, with 17g of protein, 12g of fat, and 30g of carbs. It contains a whole egg, Canadian bacon, cheese, and an English muffin. Compared to a plain boiled egg at 72 calories, the McMuffin has more than four times the calories, mostly from the muffin and cheese.

Is the cholesterol in eggs bad for you?

Current evidence suggests that dietary cholesterol from eggs has a much smaller effect on blood cholesterol than previously believed. For most healthy adults, eating 1-3 eggs per day does not significantly raise LDL cholesterol or increase heart disease risk. Your liver adjusts its own cholesterol production in response to dietary intake. However, about 25% of people are "hyper-responders" whose blood cholesterol is more sensitive to dietary cholesterol. If you have concerns, ask your doctor for a lipid panel.

What is the best way to cook eggs for weight loss?

Hard boiled and poached eggs are the lowest calorie options at 72 calories each, since they require no added fat. If you prefer scrambled or fried eggs, use a non-stick pan with cooking spray (under 5 calories) instead of butter or oil. The cooking method itself does not change the egg's calories — only the added fat does.

How much protein is in an egg compared to chicken breast?

One large egg provides 6.3g of protein for 72 calories (8.8 calories per gram of protein). A 3.5 oz serving of cooked chicken breast provides 31g of protein for 165 calories (5.3 calories per gram of protein). Chicken breast is more protein-efficient per calorie, but eggs offer a broader micronutrient profile including choline, vitamin D, and vitamin B12 that chicken does not provide in significant amounts.

The Bottom Line

At 72 calories per large egg, eggs are one of the most calorie-efficient sources of complete protein and essential nutrients. The cooking method matters far less than what you add to the pan. Stick with boiled, poached, or dry-scrambled for the lowest calorie options, or budget in the butter or oil if you prefer the taste. For tracking multiple egg-based meals throughout the week, an app like Mealift can calculate the exact calories for your preferred preparation method and portion size, making it easy to keep your breakfast calories on target.