How Much Protein Is In Hazelnuts?

FoodData Central Updated 30 March 2026

Sweet, aromatic nuts popular in chocolate and coffee flavorings.

Protein per 1 oz (28g)

4.2

g

% Daily Value

8%

Complete Nutrition Facts for Hazelnuts

Per 1 oz (28g)

1.2g

sugar

Essential Amino Acids in Hazelnuts

Per 1 oz (28g)

Incomplete protein

Limiting amino acid: Lysine.

121mg

Histidine

153mg

Isoleucine

298mg

Leucine

118mg

Lysine

62mg

Methionine

186mg

Phenylalanine

139mg

Threonine

54mg

Tryptophan

196mg

Valine

See the full amino acid profile of Hazelnuts →

More About Hazelnuts

About Protein in Hazelnuts

A serving of Hazelnuts (28g) contains 4.2g of protein, which is 8% 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 hazelnuts is a low source of protein compared to other nuts & seeds.

Compare Protein in Similar Foods

See how Hazelnuts compares to other nuts & seeds.

View All Foods by Protein

Source: USDA FoodData Central | FDC ID: 170581 | Last updated: 2026-03-30

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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.