How much protein does an egg contain and what are its benefits for athletes?

How much protein does an egg contain and what are its benefits for athletes?

The egg is a nutritious food that is essential for sportspeople and athletes due to its nutritional variety and adequate protein content.

Despite concerns about the saturated fats in the yolk, for individuals with a high level of physical exertion, it provides an important calorie and nutritional contribution, with Omega 3 and 6 to help prevent dietary imbalances.

SizeWeight (grams)Calories (approx.)Protein (approx.)
Small (S)45-53544.8g
Medium (M)54-63635.6g
Large (L)63-73726.4g
Extra Large (XL)73-84817.2g
Jumbo (XXL)84 and above908g

Nutritional value of eggs

Egg yolkEgg whiteTotal for one L egg (70g)
Calories8626112
Total fat7g0.09g7.09g
-Saturated fat2.5g0g2.5g
-Monounsaturated fat3g0g3g
-Polyunsaturated fat1.2g0g1.2g
Cholesterol294mg0mg294mg
Protein3.8g5.1g8.9g

Is it better to eat eggs raw or cooked so that they do not lose their nutritional value?

Cooked eggs are preferable compared to raw eggs, as they offer almost twice the protein absorption. The protein in cooked eggs is more easily digestible and usable by the body, making them more beneficial from a nutritional point of view.

PreparationProtein (per 100g)
Poached egg13g
Boiled egg12.6g
Raw egg white12.6g
Egg yolk16.5g

So, how can I better assimilate raw egg protein?

Consuming raw egg whites is not advisable due to their taste, the risk of salmonella and their difficulty of digestion. Proteins in their raw state are difficult for our digestive system to break down.

To assimilate them, they must be denatured, meaning their structure must change without altering their amino acid composition.

This process can be achieved by whisking the egg whites or cooking them. Whisking the egg whites helps, but it does not eliminate the risk of salmonella. Cooking is the most effective method, denaturing the proteins at 56ºC and achieving almost complete assimilation at 80 ºC.

Is it recommended to consume more whites and fewer yolks because of cholesterol?

If you love eggs but want to avoid cholesterol, one option is to use only the whites.

Egg White

Egg whites are cholesterol-free and still an excellent source of protein.

You can even choose egg substitutes that contain no cholesterol and are made from egg whites.

Nutritional properties of eggs

A 60-gram egg contains around 7.5 grams of protein, which means it can provide 10% of the daily protein requirement for an adult weighing 75 kilogrammes.

Nutritional properties of eggs

60% of the protein in an egg is found in the white, which is also rich in a variety of healthy nutrients, including several minerals and vitamins such as B12, niacin, folic acid and riboflavin. These nutrients give eggs a series of beneficial properties for the body:

  • Egg protein supports the immune system.
  • Egg protein supports the formation and optimal increase of muscle mass.
  • Egg protein has no side effects or interactions with medicines.

Benefits of eggs as supplements for athletes

Eggs are an excellent source of high biological value protein, which means they contain all the essential amino acids necessary for the body to function optimally. Among their contributions to the body, we can highlight:

  • They are rich in BCAAs, especially leucine, which are essential for protein synthesis and the building of muscle mass.
  • They support protein synthesis and help repair muscle tissue damaged during exercise, improving subsequent recovery.
  • They are an important source of B vitamins, which play key roles in metabolism and cellular function.
  • They provide essential minerals such as magnesium, selenium, potassium and calcium, which are necessary for the body to function properly.

HSN egg protein supplements

The use of egg protein supplements is an effective way to increase daily protein intake and meet the requirements for this essential nutrient.

Powdered egg protein, which can be mixed with other types of protein such as whey protein, provides a sequential-release protein intake, with egg protein being absorbed more gradually than whey protein.

Buy powdered egg protein at HSN

Powdered egg whites are a practical option, particularly if liquid egg whites are wasted due to their expiry date.

Buy powdered egg albumin at HSN

Bibliographic sources

  1. Chang C., Lahti T., Tanaka T., Nickerson MT. (2018). Egg proteins: fractionation, bioactive peptides and allergenicity
  2. Kritchevsky SB.(2004). A review of scientific research and recommendations regarding eggs.
  3. North Caroline Egg Association. Yolks VS Whites.
  4. Van Vliet S., Shy EL., Abou Sawan S., Beals JW., West DW., Skinner SK., Ulanov AV., Li Z., Paluska SA., Parsons CM., Moore DR., Burd NA.(2017). Consumption of whole eggs promotes greater stimulation of postexercise muscle protein synthesis than consumption of isonitrogenous amounts of egg whites in young men.

Related Articles

  • Discover the different types of chicken eggs available on the market.
  • The power of embryonic extract from fertilised eggs as an antioxidant.
  • Debunking the most common myths about proteins.
  • Guide to choosing the best protein according to your needs.
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About Carlos Sánchez
Carlos Sánchez
Meet our author Carlos Sánchez, a graduate in Human Nutrition and Dietetics. All his actions are backed by science.
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2 comments
    • Thanks for sharing this useful article. Looking forward more similar content.

      • Amazing blog, I’m very happy to read this blog. Basically, I know new many things to read this blog. I strongly believe that the blog delivers the best information to its audience.

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