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

How healthy are sunflower seeds?

Are sunflower seeds healthy? Yes, for most people. Sunflower seeds score 70/100 on the HowHealthyIs Score: 100 g provide 584 kcal, 35 mg vitamin E and 325 mg magnesium. Sunflower seeds are one of the best sources of vitamin E and also bring magnesium and selenium. Source: USDA FoodData Central.

  • High in vitamin E
  • High in fiber
  • Calorie-dense
Score explained

The score compares nutrient density per 100 kcal across every food we cover (NRF9.3 method). Sunflower seeds rank higher than 70% of them.

Counts in favor (% daily value per 100 kcal)

  • Vitamin E40%
  • Magnesium13%
  • Protein7%
  • Fiber5%
  • Iron5%
  • Potassium2%
  • Calcium1%
  • Vitamin C0%
  • Vitamin A0%

Counts against

  • Saturated fat4%
  • Added sugars0%
  • Sodium0%

Raw NRF9.3: 74 minus 4 = 71. 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 sunflower seeds?

Calories204kcal
Protein7.3g
Carbohydrates7g
Fat18g
Fiber3g
Sugars0.9g
Nutrition facts for sunflower seeds. Per 100 g and for the selected portion (35 g). %DV uses FDA Daily Values.
NutrientPer 100 gPer portion%DV
Energy and macronutrients
Calories584 kcal204 kcal
Protein21 g7.3 g15%
Carbohydrates20 g7 g3%
Fiber8.6 g3 g11%
Sugars2.6 g0.9 g
Added sugars0 g0 g0%
Fat51 g18 g23%
Saturated fat4.5 g1.6 g8%
Vitamins
Vitamin A3 µg1.1 µg0%
Vitamin C1.4 mg0.5 mg1%
Vitamin E35 mg12 mg82%
Minerals
Calcium78 mg27 mg2%
Iron5.3 mg1.8 mg10%
Potassium645 mg226 mg5%
Magnesium325 mg114 mg27%
Sodium9 mg3.1 mg0%

Source: USDA FoodData Central, "Seeds, sunflower seed kernels, dried" (FDC 170562). Values rounded.

Why are sunflower seeds good for you?

  • 12 mg vitamin E in 1/4 cup kernels, 82% of the daily value. Vitamin E contributes to the protection of cells from oxidative stress.
  • 114 mg magnesium in 1/4 cup kernels, 27% of the daily value. Magnesium contributes to normal muscle function.
  • 7.3 g protein in 1/4 cup kernels, 15% of the daily value. Protein contributes to the maintenance of muscle mass.

Good ways to use them

  • Salads and trail mix
  • Seed butter

What should you watch out for?

  • Salted seeds in the shell can be very high in sodium.

Similar foods

Sunflower seeds are already one of the most nutrient-dense nuts and seeds we cover.

How do sunflower seeds compare?

Common questions about sunflower seeds

How many calories are in sunflower seeds?
100 g of sunflower seeds has 584 kcal. A typical portion, 1/4 cup kernels (35 g), has about 204 kcal.
How much protein is in sunflower seeds?
Sunflower seeds have 21 g of protein per 100 g, or about 7.3 g in 1/4 cup kernels.
Are sunflower seeds good for weight loss?
Sunflower seeds are fairly calorie-dense (584 kcal per 100 g), so portion size matters more than the food itself. 1/4 cup kernels is about 204 kcal.

Sources

  1. U.S. Department of Agriculture. FoodData Central, SR Legacy: "Seeds, sunflower seed kernels, dried", FDC ID 170562. 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 protein.