Ribeye Cap Steak Beef Nutrition Facts

FoodData Central Updated 6 April 2026

3 oz of ribeye cap steak beef contains 209.1 calories, 21g protein, 1.3g carbs, and 13.3g fat. Ribeye Cap Steak Beef is a protein-rich food. It is high in protein, a good source of iron, and rich in potassium.

209.1

cal

1.3g

carbs

21g

protein

amino acids ↓

13.3g

fat

0g

fiber

0g

sugar

Vitamins in Ribeye Cap Steak Beef

Per 3 oz ~85g

Vitamin A
1.7mcg
<1%
Vitamin D
0.09mcg
<1%
Vitamin K
1.36mcg
1%
Vitamin B6
0.32mg
19%
Vitamin B12
2.68mcg
112%
Thiamin (B1)
0.06mg
5%
Niacin (B3)
3.15mg
20%
Folate
5.1mcg
1%

Minerals in Ribeye Cap Steak Beef

Per 3 oz ~85g

Calcium
5.95mg
<1%
Iron
2.61mg
14%
Magnesium
21.3mg
5%
Phosphorus
187mg
15%
Potassium
298mg
6%
Sodium
73.1mg
3%
Zinc
8.25mg
75%
Selenium
27.2mcg
49%
Copper
0.13mg
14%

Amino Acids in Ribeye Cap Steak Beef

Protein breakdown per 3 oz (85g), from the USDA record for this food.

Complete protein

Ribeye Cap Steak Beef supplies all nine essential amino acids at or above the FAO/WHO adult reference pattern.

Essential Amino Acids Per 3 oz (85g) Per 100g % of Protein
Histidine 850mg 1000mg 4.1%
Isoleucine 1068mg 1257mg 5.1%
Leucine 1971mg 2319mg 9.4%
Lysine 2202mg 2591mg 10.5%
Methionine 609mg 716mg 2.9%
Phenylalanine 913mg 1074mg 4.4%
Threonine 1077mg 1267mg 5.1%
Tryptophan 257mg 302mg 1.2%
Valine 1129mg 1328mg 5.4%
Other Amino Acids Per 3 oz (85g) Per 100g % of Protein
Alanine 1368mg 1609mg 6.5%
Arginine 1537mg 1808mg 7.3%
Aspartic Acid 2213mg 2603mg 10.6%
Cystine 230mg 270mg 1.1%
Glutamic Acid 3736mg 4395mg 17.8%
Glycine 987mg 1161mg 4.7%
Proline 962mg 1132mg 4.6%
Serine 930mg 1094mg 4.4%
Tyrosine 855mg 1006mg 4.1%

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 Ribeye Cap Steak Beef

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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.