Walnut vs. Red Bell Pepper

Nutrition comparison of Walnut and Red Bell Pepper


Ever wonder how your favorite foods stack up against each other in terms of nutrition?

We compared the nutritional contents of walnut versus red bell pepper (100g each) below using 2020 USDA and NIH data[1].

For a quick recap of significant nutrients and differences in walnut and red bell pepper:

  • Both red bell pepper and walnut are high in dietary fiber and potassium.
  • Red bell pepper has 56% less carbohydrates than walnut.
  • Red bell pepper is an excellent source of Vitamin A and Vitamin C.
  • Walnut has more thiamin and folate.
  • Walnut is a great source of iron.
  • Walnut is an excellent source of calcium and protein.
Detailed nutritional comparison of walnut and red bell pepper is analyzed below. You can also visualize the nutritional comparison for a custom portion or serving size and see how the nutrition compares.

USDA sources for nutritional information: Walnut (Nuts, walnuts, english) and Red Bell Pepper (Peppers, sweet, red, raw) . Have a correction or suggestions? Shoot us an email.


Image of Walnut src
Image of Red Bell Pepper src

Calories and Carbs

calories

Walnut is high in calories and red bell pepper has 96% less calories than walnut - red bell pepper has 26 calories per 100 grams and walnut has 654 calories.

For macronutrient ratios, walnut is lighter in protein, much lighter in carbs and much heavier in fat compared to red bell pepper per calorie. Walnut has a macronutrient ratio of 9:8:84 and for red bell pepper, 13:78:9 for protein, carbohydrates and fat from calories.

Macro Ratios from Calories:

Walnut Red Bell Pepper
Protein 9% 13%
Carbohydrates 8% 78%
Fat 84% 9%
Alcohol ~ ~

carbohydrates

Red bell pepper has 56% less carbohydrates than walnut - red bell pepper has 6g of total carbs per 100 grams and walnut has 13.7g of carbohydrates.

dietary fiber

Both red bell pepper and walnut are high in dietary fiber. Walnut has 219% more dietary fiber than red bell pepper - red bell pepper has 2.1g of dietary fiber per 100 grams and walnut has 6.7g of dietary fiber.

sugar

Red bell pepper and walnut contain similar amounts of sugar - red bell pepper has 4.2g of sugar per 100 grams and walnut has 2.6g of sugar.

Protein

protein

Walnut is an excellent source of protein and it has 14 times more protein than red bell pepper - red bell pepper has 0.99g of protein per 100 grams and walnut has 15.2g of protein.

Fat

saturated fat

Walnut is high in saturated fat and red bell pepper has 99% less saturated fat than walnut - red bell pepper has 0.06g of saturated fat per 100 grams and walnut has 6.1g of saturated fat.

Vitamins

Vitamin C

Red bell pepper is an excellent source of Vitamin C and it has 97 times more Vitamin C than walnut - red bell pepper has 127.7mg of Vitamin C per 100 grams and walnut has 1.3mg of Vitamin C.

Vitamin A

Red bell pepper is an excellent source of Vitamin A and it has 156 times more Vitamin A than walnut - red bell pepper has 157ug of Vitamin A per 100 grams and walnut has 1ug of Vitamin A.

Vitamin E

Red bell pepper and walnut contain similar amounts of Vitamin E - red bell pepper has 1.6mg of Vitamin E per 100 grams and walnut has 0.7mg of Vitamin E.

Vitamin K

Red bell pepper and walnut contain similar amounts of Vitamin K - red bell pepper has 4.9ug of Vitamin K per 100 grams and walnut has 2.7ug of Vitamin K.

The B Vitamins

Walnut has more thiamin and folate. Both walnut and red bell pepper contain significant amounts of riboflavin, niacin, pantothenic acid and Vitamin B6.

Walnut Red Bell Pepper
Thiamin 0.341 MG 0.054 MG
Riboflavin 0.15 MG 0.085 MG
Niacin 1.125 MG 0.979 MG
Pantothenic acid 0.57 MG 0.317 MG
Vitamin B6 0.537 MG 0.291 MG
Folate 98 UG 46 UG

Minerals

calcium

Walnut is an excellent source of calcium and it has 13 times more calcium than red bell pepper - red bell pepper has 7mg of calcium per 100 grams and walnut has 98mg of calcium.

iron

Walnut is a great source of iron and it has 577% more iron than red bell pepper - red bell pepper has 0.43mg of iron per 100 grams and walnut has 2.9mg of iron.

potassium

Both red bell pepper and walnut are high in potassium. Walnut has 109% more potassium than red bell pepper - red bell pepper has 211mg of potassium per 100 grams and walnut has 441mg of potassium.

Antioxidants and Phytonutrients

carotenoids

Carotenoids are micronutrients commonly found in plants and some animal products. An example is beta-carotene, the notable carotenoid which is a popular source of Vitamin A.[4][5]

For specific types of carotenoids,

Walnut Red Bell Pepper
beta-carotene 12 UG 1624 UG
lutein + zeaxanthin 9 UG 51 UG
alpha-carotene ~ 20 UG

Omega-3 and Omega-6

omega 3s

For omega-3 fatty acids, walnut has more alpha linoleic acid (ALA) than red bell pepper per 100 grams.

Walnut Red Bell Pepper
alpha linoleic acid 9.08 G 0.056 G
Total 9.08 G 0.056 G

omega 6s

Comparing omega-6 fatty acids, walnut has more linoleic acid than red bell pepper per 100 grams.

Walnut Red Bell Pepper
other omega 6 0.063 G ~
linoleic acid 38.093 G 0.1 G
Total 38.156 G 0.1 G



Customize your serving size


The comparison below is by weight, but sometimes 100g isn't that intuitive of a measurement for food. View a custom portion comparison (e.g. cups, oz, package).

You can try adding or subtracting the amount of either Walnut or Red Bell Pepper .

Note: The specific food items compared are: Walnut (Nuts, walnuts, english) and Red Bell Pepper (Peppers, sweet, red, raw) .

Walnut g

()
Daily Values (%)

Red Bell Pepper g

()
KCAL %
calories
KCAL %
G %
carbohydrates
G %
G %
dietary fiber
G %
G sugar G
G %
total fat
G %
G %
saturated fat
G %
G monounsaturated fat G
G polyunsaturated fat G
G trans fat G
MG cholesterol MG
MG %
sodium
MG %
Vitamins and Minerals
UG %
Vitamin A
UG %
MG %
Vitamin C
MG %
IU %
Vitamin D
IU %
MG %
calcium
MG %
MG %
iron
MG %
MG %
magnesium
MG %
MG %
potassium
MG %
MG %
thiamin (Vit B1)
MG %
MG %
riboflavin (Vit B2)
MG %
MG %
niacin (Vit B3)
MG %
MG %
Vitamin B6
MG %
MG %
pantothenic acid (Vit B5)
MG %
UG %
folate (Vit B9)
UG %
UG %
Vitamin B12
UG %
MG %
Vitamin E
MG %
UG %
Vitamin K
UG %
G %
protein
G %
UG %
biotin (Vit B7)
UG %
MG %
choline
MG %
MG %
chlorine
MG %
UG %
chromium
UG %
MG %
copper
MG %
UG %
fluoride
UG %
UG %
iodine
UG %
MG %
manganese
MG %
UG %
molybdenum
UG %
MG %
phosphorus
MG %
UG %
selenium
UG %
MG %
zinc
MG %
G Water G
G Starch G
G Alcohol G


FAQ

Does red bell pepper or walnut contain more calories in 100 grams?
Walnut is high in calories and red bell pepper has 100% less calories than walnut - red bell pepper has 26 calories in 100g and walnut has 654 calories.

Does red bell pepper or walnut have more carbohydrates?
By weight, red bell pepper has 60% fewer carbohydrates than walnut - red bell pepper has 6g of carbs for 100g and walnut has 13.7g of carbohydrates.

Does red bell pepper or walnut contain more calcium?
Walnut is a rich source of calcium and it has 13 times more calcium than red bell pepper - red bell pepper has 7mg of calcium in 100 grams and walnut has 98mg of calcium.

Does red bell pepper or walnut contain more potassium?
Both red bell pepper and walnut are high in potassium. Walnut has 110% more potassium than red bell pepper - red bell pepper has 211mg of potassium in 100 grams and walnut has 441mg of potassium.