Birds reproduce through eggs. The egg is surrounded by a thin, solid crust, consisting of egg yolks and white eggs. Egg yolks form about 33% of the weight of the liquid in one egg. The egg yolk depends on the diet of the chicken, with several dyes such as klutin and zeaxanthin, both yellow and orange carotenoids.
Egg yolk plays a pivotal role in helping chicken embryos grow and provide nutrients for the chicken embryo. It also absorbs water from the egg, increasing its size and changing the shape of the yolk to an oblate form.
Here’s the most important thing to know about egg yolk:
1. Nutrient value:
- Almost one egg contains 68 calories, a small percentage.
- Contains choline that enhances cardiovascular health.
- Contains vitamins A, D, E, K, B 6.
- Contains about 60 calories, three times the caloric content in egg whites.
- The protein is 43% egg yolk, and is rich in Vasphatin protein, which plays an important role in the absorption of calcium, iron and other cathets of the growing fetus.
- Egg yolk contains cholesterol, saturated and unsaturated fatty acids.
- Egg yolk contains 55 calories, 5.4 grams of fat, 6.1 grams of saturated fat, 210 mg of cholesterol, 8 mg of sodium, and 7.2 grams of protein.
2. Enter into different cooking areas due:
- Its ability to freeze when exposed to heat.
- Change the structure and strength of the beat.
- Its ability to emulsify.
- Its ability to paste especially in baked goods.
3. Important for eye health
Carotenoids are the color pigments that give egg yolks yellow color, reduce the risk of yellow macular degeneration and cataracts, act as antioxidants in the eye, and protect them from free radicals that can damage various parts of the retina, Its ability to focus light properly.
4. Enter into cosmetic uses
- Whitening the egg whites may make it more flexible, as well as a treatment for dry skin.
- Egg yolk is used in some pharmaceutical industries.
- Contributes to the soft texture of the skin, making it a user in the cosmetics industry.
Warning
Despite the benefits of egg yolk, its consumption should be moderate, due to the high cholesterol levels that may cause an increase in cholesterol levels in the blood, which leads to the emergence of various health problems.
Information
We can put an egg in a vessel that contains water if it floats on the face of the surface. This indicates that it is rotten due to the presence of gases resulting from the decomposition of its whiteness. The bottom reaches a fresh egg due to lack of air.