Egg Yolk, Grade A Large — USDA FoodData Central nutrition facts (per 100g)

| Nutrient | Amount per 100g |
| --- | --- |
| Alanine | 0.769 g |
| Arginine | 1.12 g |
| Ash | 1.89 g |
| Aspartic acid | 1.5 g |
| Biotin | 45.9 µg |
| Carbohydrate, by difference | 1.02 g |
| cis-beta-Carotene | 0 µg |
| cis-Lutein/Zeaxanthin | 121 µg |
| cis-Lycopene | 0 µg |
| Cysteine | 0.425 g |
| Energy | 334 kcal |
| Energy | 1400 kJ |
| Glutamic acid | 1.99 g |
| Glycine | 0.47 g |
| Histidine | 0.369 g |
| Hydroxyproline | 0 g |
| Isoleucine | 0.766 g |
| Leucine | 1.35 g |
| Lutein | 612 µg |
| Lycopene | 2 µg |
| Lysine | 1.2 g |
| Methionine | 0.398 g |
| Nitrogen | 2.59 g |
| Phenylalanine | 0.673 g |
| Proline | 0.748 g |
| Protein | 16.2 g |
| Riboflavin | 0.467 mg |
| Selenium, Se | 55.8 µg |
| Serine | 1.29 g |
| Threonine | 0.789 g |
| Tocopherol, beta | 1.02 mg |
| Tocopherol, delta | 0.3 mg |
| Tocopherol, gamma | 0.22 mg |
| Tocotrienol, alpha | 0.14 mg |
| Tocotrienol, beta | 0 mg |
| Tocotrienol, delta | 0 mg |
| Tocotrienol, gamma | 0.01 mg |
| Total lipid (fat) | 28.8 g |
| trans-beta-Carotene | 0 µg |
| trans-Lycopene | 2 µg |
| Tryptophan | 0.174 g |
| Tyrosine | 0.684 g |
| Valine | 0.846 g |
| Vitamin E (alpha-tocopherol) | 5.64 mg |
| Water | 52.1 g |
| Zeaxanthin | 546 µg |

Values are raw as published by USDA at the 100g basis — not rounded per 21 CFR 101.9(c) label-declaration rules, and 100g is USDA's publication basis, not a serving size any US nutrition label declares against.

Source: USDA FoodData Central, FDC ID 748236, usda_ff (released 2026-04-30). https://bettermenu.live/tools/ingredient-search/us/foods/egg-yolk-grade-a-large-748236/