Pecans Nutrition Facts

FoodData Central

1 oz of pecans contains 193.5 calories, 2.6g protein, 3.9g carbs, and 20.2g fat. Buttery, sweet tree nuts native to North America, the star of pecan pie and pralines.

193.5

cal

3.9g

carbs

2.6g

protein

amino acids ↓

20.2g

fat

2.7g

fiber

1.1g

sugar

Vitamins in Pecans

Per 1 oz ~28g

Vitamin A
0.84mcg
<1%
Vitamin C
0.31mg
<1%
Vitamin E
0.39mg
3%
Vitamin K
0.98mcg
<1%
Vitamin B6
0.06mg
3%
Thiamin (B1)
0.18mg
15%
Niacin (B3)
0.33mg
2%
Folate
6.16mcg
2%

Minerals in Pecans

Per 1 oz ~28g

Calcium
19.6mg
2%
Iron
0.71mg
4%
Magnesium
33.9mg
8%
Phosphorus
77.6mg
6%
Potassium
115mg
2%
Zinc
1.27mg
12%
Selenium
1.06mcg
2%
Copper
0.34mg
37%
Manganese
1.26mg
55%

Amino Acids in Pecans

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

Incomplete protein

Limiting amino acid: Lysine — 70% of the FAO/WHO adult reference pattern per gram of protein.

Essential Amino Acids Per 1 oz (28g) Per 100g % of Protein
Histidine 73mg 262mg 2.9%
Isoleucine 94mg 336mg 3.7%
Leucine 167mg 598mg 6.5%
Lysine 80mg 287mg 3.1%
Methionine 51mg 183mg 2%
Phenylalanine 119mg 426mg 4.6%
Threonine 86mg 306mg 3.3%
Tryptophan 26mg 93mg 1%
Valine 115mg 411mg 4.5%
Other Amino Acids Per 1 oz (28g) Per 100g % of Protein
Alanine 111mg 397mg 4.3%
Arginine 330mg 1177mg 12.8%
Aspartic Acid 260mg 929mg 10.1%
Cystine 43mg 152mg 1.7%
Glutamic Acid 512mg 1829mg 19.9%
Glycine 127mg 453mg 4.9%
Proline 102mg 363mg 4%
Serine 133mg 474mg 5.2%
Tyrosine 60mg 215mg 2.3%

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 Pecans

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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.