# item.guide

Beef Ribeye Steak (USDA Choice)

Fresh Meats & Poultry · 9 specs

Direct Answer

Beef ribeye (Longissimus dorsi / Spinalis) is a prized beef cut with rich intramuscular marbling. Per 100g raw (separable lean & fat, trimmed to 0"), it provides 250 kcal, 19.3g protein, 19.1g total fat (7.8g saturated), and 2.1mg bioavailable heme iron.

Source: USDA FoodData Central (FDC ID: 170273) · Last reviewed Aug 28, 2026

Specs

Energy / Calories 250 kcal
Protein 19.3 g
Total Fat 19.1 g
Saturated Fat 7.80 g
Cholesterol 78.0 mg
Heme Iron 2.10 mg
Sodium 54.0 mg
Potassium 302 mg
USDA Safe Internal Temp 63°C (145°F) with 3-min rest (Medium-rare, ~54°C/130°F, is common restaurant practice but is below the official USDA minimum)

Intramuscular Marbling & Palatability

The Spinalis dorsi ('ribeye cap') contains oleic monounsaturated fatty acids that melt during searing, lubricating muscle fibers and delivering intense beef flavor.

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