How Much Protein Is In Rib Eye Steak/Roast Beef?
Rib Eye Steak/Roast Beef is a protein-rich food. It is a good source of protein.
Protein per 4 oz (113g)
20.5
g% Daily Value
Essential Amino Acids in Rib Eye Steak/Roast Beef
Per 4 oz (113g)
Supplies all nine essential amino acids at or above the FAO/WHO adult reference pattern.
767mg
Histidine
954mg
Isoleucine
1766mg
Leucine
1962mg
Lysine
555mg
Methionine
822mg
Phenylalanine
965mg
Threonine
229mg
Tryptophan
1024mg
Valine
More About Rib Eye Steak/Roast Beef
About Protein in Rib Eye Steak/Roast Beef
A serving of Rib Eye Steak/Roast Beef (113g) contains 20.5g of protein, which is 41% of the recommended daily value based on a 2,000 calorie diet.
Protein is essential for building and repairing tissues, making enzymes and hormones, and supporting immune function. When planning your meals, consider that rib eye steak/roast beef is a significant source of protein compared to other proteins.
Compare Protein in Similar Foods
See how Rib Eye Steak/Roast Beef compares to other proteins.
Chicken Breast
per 3 oz (85g)
26.4g
Salmon
per 3 oz (85g)
17.3g
Beef
per 3 oz (85g)
22g
Egg
per 2 large (100g)
12.6g
Source: USDA FoodData Central | FDC ID: 172151 | Last updated: 2026-04-06
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All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.
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