How Much Protein Is In Peanut?

FoodData Central Updated 30 March 2026

Peanut is a nutrient-dense nut or seed that is calorie-dense. It is high in protein, rich in dietary fiber, a good source of iron, and rich in potassium.

Protein per cup (146g)

38.2

g

% Daily Value

76%

Complete Nutrition Facts for Peanut

Per cup (146g)

sugar

Essential Amino Acids in Peanut

Per cup (146g)

Incomplete protein

Limiting amino acid: Lysine.

965mg

Histidine

1343mg

Isoleucine

2476mg

Leucine

1371mg

Lysine

469mg

Methionine

1980mg

Phenylalanine

1308mg

Threonine

371mg

Tryptophan

1602mg

Valine

See the full amino acid profile of Peanut →

More About Peanut

About Protein in Peanut

A serving of Peanut (146g) contains 38.2g of protein, which is 76% 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 peanut is a significant source of protein compared to other nuts & seeds.

Compare Protein in Similar Foods

See how Peanut compares to other nuts & seeds.

View All Foods by Protein

Source: USDA FoodData Central | FDC ID: 174263 | Last updated: 2026-03-30

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.

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Nutrient values from certified lab analysis

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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.