Egg Yolk Nutrition Facts

FoodData Central Updated 30 March 2026

A large egg yolk contains 54.7 calories, 2.7g protein, 0.6g carbs, and 4.5g fat. Egg Yolk is a dairy product. It is a good source of protein and high in vitamin A.

54.7

cal

0.6g

carbs

2.7g

protein

amino acids ↓

4.5g

fat

0g

fiber

0.1g

sugar

Vitamins in Egg Yolk

Per Large ~17g

Vitamin A
64.8mcg
7%
Vitamin D
0.92mcg
5%
Vitamin E
0.44mg
3%
Vitamin K
0.12mcg
<1%
Vitamin B6
0.06mg
3%
Vitamin B12
0.33mcg
14%
Thiamin (B1)
0.03mg
3%
Niacin (B3)
3.4mcg
<1%
Folate
24.8mcg
6%

Minerals in Egg Yolk

Per Large ~17g

Calcium
21.9mg
2%
Iron
0.46mg
3%
Magnesium
0.85mg
<1%
Phosphorus
66.3mg
5%
Potassium
18.5mg
<1%
Sodium
8.16mg
<1%
Zinc
0.39mg
4%
Selenium
9.52mcg
17%
Copper
0.01mg
2%
Manganese
0.01mg
<1%

Amino Acids in Egg Yolk

Protein breakdown per large (17g), from the USDA record for this food.

Complete protein

Egg Yolk supplies all nine essential amino acids at or above the FAO/WHO adult reference pattern.

Essential Amino Acids Per large (17g) Per 100g % of Protein
Histidine 71mg 416mg 2.6%
Isoleucine 147mg 866mg 5.5%
Leucine 238mg 1399mg 8.8%
Lysine 207mg 1217mg 7.7%
Methionine 64mg 378mg 2.4%
Phenylalanine 116mg 681mg 4.3%
Threonine 117mg 687mg 4.3%
Tryptophan 30mg 177mg 1.1%
Valine 161mg 949mg 6%
Other Amino Acids Per large (17g) Per 100g % of Protein
Alanine 142mg 836mg 5.3%
Arginine 187mg 1099mg 6.9%
Aspartic Acid 264mg 1550mg 9.8%
Cystine 45mg 264mg 1.7%
Glutamic Acid 335mg 1970mg 12.4%
Glycine 83mg 488mg 3.1%
Proline 110mg 646mg 4.1%
Serine 225mg 1326mg 8.4%
Tyrosine 115mg 678mg 4.3%

Protein quality is scored against the FAO/WHO/UNU 2007 adult indispensable amino acid reference pattern. The FDA publishes no Daily Values for individual amino acids, so the share of total protein is shown instead.

Learn More About Egg Yolk

Similar Foods

Compare Egg Yolk with other dairy.

Verified Nutrition Data

Trusted & Verified Nutritional Information

All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.

USDA Official Source
FDA Safety Standards
HHS Health Standards
NIH Research Verified

Laboratory Analyzed

Nutrient values from certified lab analysis

Peer Reviewed

Data reviewed by nutrition scientists

Regularly Updated

Synced with latest official database releases

Nutritional values are based on standard reference data and may vary slightly based on preparation methods, brands, and natural variation in foods. Always consult with a healthcare professional for personalized dietary advice.