Chestnuts Nutrition Facts

FoodData Central Updated 6 April 2026

1 oz of chestnuts contains 68.6 calories, 0.9g protein, 14.8g carbs, and 0.6g fat. Sweet, starchy nuts that roast to a potato-like softness — far lower in fat than any other nut.

68.6

cal

14.8g

carbs

0.9g

protein

amino acids ↓

0.6g

fat

1.4g

fiber

3g

sugar

Vitamins in Chestnuts

Per 1 oz ~28g

Vitamin A
0.28mcg
<1%
Vitamin C
7.28mg
8%
Vitamin E
0.14mg
<1%
Vitamin K
2.18mcg
2%
Vitamin B6
0.14mg
8%
Thiamin (B1)
0.07mg
6%
Niacin (B3)
0.38mg
2%
Folate
19.6mcg
5%

Minerals in Chestnuts

Per 1 oz ~28g

Calcium
8.12mg
<1%
Iron
0.25mg
1%
Magnesium
9.24mg
2%
Phosphorus
30mg
2%
Potassium
166mg
4%
Sodium
0.56mg
<1%
Zinc
0.16mg
1%
Selenium
0.34mcg
<1%
Copper
0.14mg
16%
Manganese
0.33mg
14%

Amino Acids in Chestnuts

Protein breakdown per 1 oz (28g), from the USDA record for this food.

Complete protein

Chestnuts supplies all nine essential amino acids at or above the FAO/WHO adult reference pattern.

Essential Amino Acids Per 1 oz (28g) Per 100g % of Protein
Histidine 25mg 88mg 2.8%
Isoleucine 35mg 125mg 3.9%
Leucine 53mg 188mg 5.9%
Lysine 53mg 188mg 5.9%
Methionine 21mg 75mg 2.4%
Phenylalanine 38mg 134mg 4.2%
Threonine 32mg 113mg 3.6%
Tryptophan 10mg 35mg 1.1%
Valine 50mg 178mg 5.6%
Other Amino Acids Per 1 oz (28g) Per 100g % of Protein
Alanine 59mg 212mg 6.7%
Arginine 64mg 227mg 7.2%
Aspartic Acid 154mg 549mg 17.3%
Cystine 28mg 101mg 3.2%
Glutamic Acid 115mg 410mg 12.9%
Glycine 46mg 164mg 5.2%
Proline 47mg 167mg 5.3%
Serine 45mg 159mg 5%
Tyrosine 25mg 88mg 2.8%

Protein quality is scored against the FAO/WHO/UNU 2007 adult indispensable amino acid reference pattern. The FDA publishes no Daily Values for individual amino acids, so the share of total protein is shown instead.

Learn More About Chestnuts

Similar Foods

Compare Chestnuts with other nuts & seeds.

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.