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How Many Calories in an Egg? Calories & Nutrition Facts

Eggs are a common food item, playing a significant role in delivering essential nutrients to our bodies. Many individuals frequently question how egg consumption influences their weight management. To tackle this issue, we need to grasp the concept of “how many calories in an egg?”. With precise information, you can formulate a reasonable diet plan, regardless of whether your objective is to gain or lose weight. Let’s join Grove Health Bondi in discovering and determining the caloric content in eggs to reach your health objectives.

How Many Calories are in an Egg? Gain or Lose Weight?
How Many Calories are in an Egg? Gain or Lose Weight?

1. How Many Calories in an Egg?

The caloric content of a chicken egg fluctuates based on its size. Here’s an estimated calorie chart for some standard egg sizes:

  • Small-sized egg (weighing 38g): holds 54 calories.
  • Medium-sized egg (weighing 44g): holds 63 calories.
  • Large-sized egg (weighing 50g): holds 72 calories.
  • Extra-large egg (weighing 56g): holds 80 calories.
  • Jumbo egg (weighing 63g): holds 90 calories.

The preparation method also impacts the calorie content of the eggs. Here are the calorie counts for some common cooking methods:

  • Boiled egg: 78 calories.
  • Fried egg: 90 calories.
  • Baked egg: 60 calories.
  • Sunny-side-up egg: 117 calories.
  • Scrambled egg with tomatoes: 120 calories.
  • Egg cake (100g): 289 calories.
  • Egg noodles: 354 calories.

The yolk and the white of the egg also have a calorie discrepancy. In a large egg, the yolk contains approximately 55 calories, while the egg white only has 17 calories.

Caloric Content of Eggs
Caloric Content of Eggs

2. Nutritional Composition of Eggs

Eggs are highly regarded for their nutritional value and contain a variety of essential nutrients for health. Here are the details about the important nutritional components found in eggs:


  • Eggs provide a significant amount of protein, with about 6g in each large chicken egg (approximately 50g).
  • This protein includes all the essential amino acids that the body cannot produce on its own.
  • The egg white contains albumin, which supports muscle development, while the yolk is rich in lutein and zeaxanthin, beneficial for vision.


  • Eggs contain healthy fats, including monounsaturated and polyunsaturated fats, beneficial for cardiovascular health.
  • Each large chicken egg contains about 5g of fat.
  • The fat in eggs also includes lecithin, which helps improve cognitive function and memory. Vitamins and Minerals:

Eggs are a rich source of various vitamins and minerals such as vitamins A, D, E, B12, choline, folate, iron, zinc, and selenium.

  • Vitamin A helps improve vision and immune system.
  • Vitamin D is important for calcium absorption.
  • Vitamin E has antioxidant properties.
  • Choline supports brain function and memory.
  • Folate plays a role in preventing congenital defects.
  • Iron is necessary for oxygen transport.
  • Both zinc and selenium are antioxidants, helping to boost the immune system.


  • A large chicken egg contains about 72 calories, providing energy for the body.


  • Although eggs contain a high amount of cholesterol, about 186mg in a large chicken egg, modern research shows that cholesterol in eggs does not significantly affect blood cholesterol as previously thought.
Nutritional Composition of Eggs
Nutritional Composition of Eggs

3. Health Benefits of Eggs

Eggs are a popular and affordable food item, offering numerous health benefits. Here are some of the main advantages of consuming eggs:

  • High-quality protein: Eggs are a complete protein source, containing all the essential amino acids that the body requires. The protein in eggs helps build and maintain muscle, supports metabolism, and boosts the immune system.
  • Rich in vitamins and minerals: Eggs are packed with important vitamins and minerals, including vitamins A, D, E, B12, choline, lutein, and zeaxanthin. Vitamin A is good for the eyes, vitamin D helps the body absorb calcium, choline supports brain function, and lutein and zeaxanthin help protect the eyes from the harmful effects of blue light.
  • Supports weight loss: Eggs are a low-calorie and protein-rich food, helping you feel fuller for longer and potentially supporting weight loss.
  • Good for cardiovascular health: Although eggs contain cholesterol, studies show that eating eggs does not increase the risk of heart disease. In fact, eggs may enhance cardiovascular health by increasing HDL (good cholesterol) and reducing LDL (bad cholesterol).
  • Boosts brain health: Choline in eggs supports brain function and may help improve memory and learning abilities.
  • Good for eye health: Lutein and zeaxanthin in eggs help protect the eyes from the harmful effects of blue light, potentially reducing the risk of macular degeneration and cataracts.
  • Helps maintain strong bones: Vitamin D in eggs helps the body absorb calcium, aiding in the building and maintenance of strong bones.
Health Benefits of Eggs
Health Benefits of Eggs

4. Potential Risks of Overconsumption of Eggs

Eggs are known to be a nutritious food source, however, overconsumption can lead to certain health issues that need attention:

  • Cholesterol: The yolk of an egg contains a significant amount of cholesterol, with about 186mg in each egg. High cholesterol consumption, especially in individuals at risk of heart disease, can increase the likelihood of heart problems. However, the impact of dietary cholesterol on heart health also depends on other factors such as diet and lifestyle.
  • Risk of infection: Eggs that are not fully cooked can contain salmonella bacteria, causing salmonellosis with symptoms such as diarrhea, fever, and abdominal pain. Cooking eggs thoroughly can help eliminate this risk.
  • Allergies: Some people may have an allergic reaction to eggs, causing reactions such as rashes, difficulty breathing, or swelling.
  • Nutritional imbalance: Overeating eggs can result in the body receiving more protein and fat than necessary, while lacking nutrients from other food groups.
  • Warning for pregnant women: Pregnant women should avoid eating raw or undercooked eggs to minimize the risk of salmonella infection, which can affect the health of both the mother and the baby.
Potential risks of consuming too many eggs
Potential risks of consuming too many eggs

5. Can Eating Eggs Lead to Weight Gain or Weight Loss?

Eggs are considered an excellent choice for those seeking to lose weight without gaining it back. Here are some reasons why eggs could be a part of a weight loss diet:

  • Low in calories: Each chicken egg contains only about 78 calories, yet provides many essential nutrients.
  • Long-lasting satiety: The high protein content in eggs helps maintain a feeling of fullness, reduces the need for snacking, and helps control calorie intake.
  • Stimulates metabolism: Eggs contain all the necessary amino acids, which help boost metabolism and burn calories.
  • Eating eggs for breakfast could speed up weight loss: Research suggests that eating eggs for breakfast could be more effective for weight loss than consuming other foods with the same calorie content.
Eating Eggs Lead to Weight Gain or Weight Loss
Eating Eggs Lead to Weight Gain or Weight Loss

6. A 1-Week Weight Loss Menu with Eggs as a Key Ingredient

Here’s a suggestion for a weight loss menu for a week, using eggs as a primary ingredient:

One-Week Weight Loss Menu with Eggs
One-Week Weight Loss Menu with Eggs

6.1. Monday: 

  • Breakfast: Two boiled eggs with a glass of grapefruit juice.
  • Lunch: One sweet potato and a glass of apple juice.
  • Dinner: A salad with skinless boiled chicken.

6.2. Tuesday

  • Breakfast: Two boiled eggs and a glass of orange juice.
  • Lunch: A plate of greens and half a cup of brown rice, with a glass of apple juice.
  • Dinner: A salad with two boiled eggs, and a glass of lemon water.

6.3. Wednesday

  • Breakfast: Two boiled eggs and a glass of unsweetened soy milk.
  • Lunch: Three slices of whole grain bread with low-fat cheese, a plate of boiled chayote, and 10 grapes.
  • Dinner: A plate of lean beef, boiled carrots and turnips, with a glass of grapefruit juice.

6.4. Thursday

  • Breakfast: Two boiled eggs and a glass of watermelon juice.
  • Lunch: Only eat fruits, preferably bananas.
  • Dinner: Three slices of whole grain bread and a glass of unsweetened papaya smoothie.

6.5 Friday

  • Breakfast: Two boiled eggs and a glass of tea with honey.
  • Lunch: Two eggs, a plate of boiled vegetables, a box of unsweetened yogurt, and a glass of grapefruit juice.
  • Dinner: Half a steamed fish and a glass of unsweetened pennywort juice.

6.6. Saturday and Sunday: 

  • Eat freely but limit foods high in fats and sweets, and drink plenty of water.

7. Conclusion

In conclusion, we hope that the information we have provided about the calorie content in an egg will assist you in managing your weight effectively. Whether you are pursuing a goal to gain or lose weight, understanding How many calories in an egg will help you adjust your daily food intake to align with your body’s energy needs. We wish you success on your health care journey!

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Glenn Salkeld
Glenn Salkeld
Professor Glenn Salkeld is a health economist with more than 30 years experience in public health research and a PhD in the economics of preventive health care. Glenn has a particular interest in screening and diagnostic test evaluation based on the implementation of multi-criteria decision analysis.

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