Early version. Nutrient values from USDA FoodData Central; dietitian review in progress. Not medical advice.

How healthy are pecans?

Are pecans healthy? Yes, in moderate portions. Pecans score 20/100 on the HowHealthyIs Score: 100 g provide 691 kcal, 9.6 g fiber and 121 mg magnesium. Pecans are rich in monounsaturated fat and manganese, but very calorie-dense. Source: USDA FoodData Central.

  • High in fiber
  • High in magnesium
  • High in saturated fat
Score explained

The score compares nutrient density per 100 kcal across every food we cover (NRF9.3 method). Pecans rank higher than 20% of them.

Counts in favor (% daily value per 100 kcal)

  • Fiber5%
  • Magnesium4%
  • Protein3%
  • Iron2%
  • Vitamin E1%
  • Potassium1%
  • Calcium1%
  • Vitamin C0%
  • Vitamin A0%

Counts against

  • Saturated fat4%
  • Added sugars0%
  • Sodium0%

Raw NRF9.3: 17 minus 4 = 13. The score is not a verdict on whether to eat a food; portion, the whole meal and your own health matter more. Full methodology

How many calories are in pecans?

Calories193kcal
Protein2.6g
Carbohydrates3.9g
Fat20g
Fiber2.7g
Sugars1.1g
Nutrition facts for pecans. Per 100 g and for the selected portion (28 g). %DV uses FDA Daily Values.
NutrientPer 100 gPer portion%DV
Energy and macronutrients
Calories691 kcal193 kcal
Protein9.2 g2.6 g5%
Carbohydrates14 g3.9 g1%
Fiber9.6 g2.7 g10%
Sugars4 g1.1 g
Added sugars0 g0 g0%
Fat72 g20 g26%
Saturated fat6.2 g1.7 g9%
Vitamins
Vitamin A3 µg0.8 µg0%
Vitamin C1.1 mg0.3 mg0%
Vitamin E1.4 mg0.4 mg3%
Minerals
Calcium70 mg20 mg2%
Iron2.5 mg0.7 mg4%
Potassium410 mg115 mg2%
Magnesium121 mg34 mg8%
Sodium0 mg0 mg0%

Source: USDA FoodData Central, "Nuts, pecans" (FDC 170182). Values rounded.

Why are pecans good for you?

A typical portion does not supply 10% or more of the daily value for any of the nine nutrients we score.

Good ways to use them

  • Topping oatmeal and salads
  • Baking in small amounts

What should you watch out for?

  • Among the highest-calorie nuts; pecan pie is mostly sugar.

Which nuts and seeds score higher?

Other nuts and seeds with more nutrition per calorie. Variety matters more than picking one winner.

How do pecans compare?

Common questions about pecans

How many calories are in pecans?
100 g of pecans has 691 kcal. A typical portion, 1 oz (about 19 halves) (28 g), has about 193 kcal.
How much protein is in pecans?
Pecans have 9.2 g of protein per 100 g, or about 2.6 g in 1 oz (about 19 halves).
Are pecans good for weight loss?
Pecans are fairly calorie-dense (691 kcal per 100 g), so portion size matters more than the food itself. 1 oz (about 19 halves) is about 193 kcal.

Sources

  1. U.S. Department of Agriculture. FoodData Central, SR Legacy: "Nuts, pecans", FDC ID 170182. fdc.nal.usda.gov
  2. U.S. Food and Drug Administration. Daily Value on the Nutrition and Supplement Facts Labels (21 CFR 101.9).
  3. Fulgoni VL, Keast DR, Drewnowski A. Development and validation of the Nutrient-Rich Foods Index. J Nutr. 2009;139(8):1549-1554.
  4. Monteiro CA, et al. Ultra-processed foods: what they are and how to identify them. Public Health Nutr. 2019;22(5):936-941.

Review and updates

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More: Nuts & seeds ranked, foods high in fiber.