How Much Protein Is In Protein Bread?

FoodData Central Updated 6 April 2026

Protein Bread is listed in the protein foods category. It is a good source of protein, a good source of iron, and rich in potassium.

Protein per oz (28g)

3.7

g

% Daily Value

7%

Complete Nutrition Facts for Protein Bread

Per oz (28g)

0.4g

sugar

Essential Amino Acids in Protein Bread

Per oz (28g)

Incomplete protein

Limiting amino acid: Lysine.

83mg

Histidine

145mg

Isoleucine

264mg

Leucine

115mg

Lysine

61mg

Methionine

183mg

Phenylalanine

113mg

Threonine

46mg

Tryptophan

159mg

Valine

See the full amino acid profile of Protein Bread →

More About Protein Bread

About Protein in Protein Bread

A serving of Protein Bread (28g) contains 3.7g of protein, which is 7% 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 protein bread is a low source of protein compared to other proteins.

Compare Protein in Similar Foods

See how Protein Bread compares to other proteins.

View All Foods by Protein

Source: USDA FoodData Central | FDC ID: 172809 | Last updated: 2026-04-06

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.