Egg white properties

This article was endorsed by Elisenda Carballido - Dietitian nutritionist. Postgraduate in Phytotherapy and master in Nutrition and Metabolism.

Nutritional benefits of egg white


What are the main properties of egg white?

the main nutritional properties of egg white are:

  • A very light food: The egg white has mostly water (almost 90%) and has no fat. All this makes it a very light food (only 50 kcal per 100 g. The egg yolk has 350). No wonder that the diet of egg white is used as a diet to lose weight.

  • A proteinic food: As for the rest of the components, it is noteworthy that their nutritional values are very low especially when compared with the egg yolk. However, it contains a high amount of proteins (over 10%) but less so than the yolk (over 16%)

  • Some vitamins: It does not contain vitamin A, and vitamin D, and vitamin E, which are in abundance in the egg yolk. Within the group of B vitamins, only riboflavin stands out, although in a much lower amount than in egg yolk.

What is the food composition of egg white?

The following table shows the food composition of the egg yolk. It is worth mentioning it is very low in calories, since egg white provides only 50 Kcal per 100g.

Mineral and vitamin content is much more lower than in egg yolk. (look at the difference in what refers to calcium, phosphorus and iron, for example)

Composition of eggs yolk, compared to eggs white, 100 g.
Raw egg white Raw egg yolk
Water 87, 81 g. 48, 81 g.
Calories 50 Kcal 358 Kcal
Fats 0, 0 g. 30, 87 g.
Proteins 10,52 g. 16,76 g.
Carbohydrates 1,03 g. 1,78 g.
Fiber 0 g. 0 g.
Potassium 143 mg 94 mg
Sodium 164 mg 43 mg
Phosphorus 13 mg 488 mg
Calcium 6 mg 137 mg
Magnesium 11 mg 9 mg
Copper 0,006 mg 0,025 mg
Iron 0, 03 mg 3,55 mg
Zinc 0,01 mg 0,4 mg
Vitamin C 0 mg 0 mg
Vitamin B1 (Thiamin) 0,006 mg 0,170 mg
Vitamin B2 (Riboflavin) 0,452 mg 0,639 mg
Vitamin B3 (Niacin) 0,092 mg 0,015 mg
Vitamin B5 (Pantothenic acid) 0, 119 mg 3,807 mg
Vitamin B6 (Pyridoxine) 0,004 mg 0,392 mg
Vitamin B9 (Folic acid) 3 mcg 146 mcg
Vitamin B12 (Cobalamin) 0,20 mcg 3. 11 mcg
Vitamin A 0 1945 IU / 584 mcg
Vitamin D 0 148 IU
Vitamin E 0 3.16 mg

*Related information:

Egg yolk characteristics

Egg yolk properties

Egg shell

Eggshell properties

Eggshell decoration

punto rojo More information on eggs.

Written by Editorial Botanical-online team in charge of content writing

22 April, 2019

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