How much protein is in beef meat loaf?

19 grams of protein in 1 medium slice

Protein in other portions of beef meat loaf
PortionProtein
1 small or thin slice15 grams of protein in 1 small or thin slice
1 large slice25 grams of protein in 1 large slice
1 cocktail meatball1.2 grams of protein in 1 cocktail meatball
1 small meatball2.4 grams of protein in 1 small meatball
1 medium meatball4.9 grams of protein in 1 medium meatball
1 large meatball7.3 grams of protein in 1 large meatball
1 small patty14 grams of protein in 1 small patty
1 medium patty18 grams of protein in 1 medium patty
1 large patty23 grams of protein in 1 large patty
1 cup24 grams of protein in 1 cup
1 ounce5 grams of protein in 1 ounce
1 ounce, raw (yield after cooking)3.8 grams of protein in 1 ounce, raw (yield after cooking)
100 g17 grams of protein in 100 g

See everything in a serving of Meat loaf, beef

Where these numbers come from

USDA FoodData Central, Survey Foods (FNDDS), record 2706499. The source describes it as: Meat loaf made with beef.

U.S. Department of Agriculture, Agricultural Research Service, Beltsville Human Nutrition Research Center. FoodData Central. [Internet]. [cited 11 October 2026]. Available from https://fdc.nal.usda.gov/. Releases used: Foundation Foods, April 2026; SR Legacy, April 2018; Survey Foods (FNDDS 2021-2023), October 2024.

Data built on 11 October 2026 (data-2026-10-11).

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