How Much Protein Is In Yam?

FoodData Central Updated 30 March 2026

A large, starchy tuber with rough bark-like skin and dry, dense white flesh, boiled, pounded, or fried across West Africa.

Protein per 1 cup cubed (136g)

2

g

% Daily Value

4%

Complete Nutrition Facts for Yam

Per 1 cup cubed (136g)

0.7g

sugar

Essential Amino Acids in Yam

Per 1 cup cubed (136g)

45mg

Histidine

68mg

Isoleucine

128mg

Leucine

79mg

Lysine

27mg

Methionine

94mg

Phenylalanine

71mg

Threonine

16mg

Tryptophan

82mg

Valine

See the full amino acid profile of Yam →

More About Yam

About Protein in Yam

A serving of Yam (136g) contains 2g of protein, which is 4% 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 yam is a low source of protein compared to other vegetables.

Compare Protein in Similar Foods

See how Yam compares to other vegetables.

View All Foods by Protein

Source: USDA FoodData Central | FDC ID: 170072 | 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.