Peanut Butter vs. Onion

Nutrition comparison of Peanut Butter and Onion


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

We compared the nutritional contents of peanut butter versus onion (100g each) below using 2020 USDA and NIH data[1].

For a quick recap of significant nutrients and differences in peanut butter and onion:

  • Onion has 57% less carbohydrates than peanut butter.
  • Peanut butter has more thiamin, riboflavin, niacin, pantothenic acid, Vitamin B6 and folate.
  • Peanut butter has signficantly more Vitamin E than onion.
  • Peanut butter has signficantly more iron than onion.
  • Peanut butter is a great source of calcium.
  • Peanut butter is an excellent source of dietary fiber, potassium and protein.
Detailed nutritional comparison of peanut butter and onion 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: Peanut Butter (Peanut butter, chunk style, with salt) and Onion (Onions, raw) . Have a correction or suggestions? Shoot us an email.


Image of Peanut Butter src
Image of Onion src

Calories and Carbs

calories

Peanut butter is high in calories and onion has 93% less calories than peanut butter - onion has 40 calories per 100 grams and peanut butter has 589 calories.

For macronutrient ratios, peanut butter is heavier in protein, much lighter in carbs and much heavier in fat compared to onion per calorie. Peanut butter has a macronutrient ratio of 15:14:71 and for onion, 10:88:2 for protein, carbohydrates and fat from calories.

Macro Ratios from Calories:

Peanut Butter Onion
Protein 15% 10%
Carbohydrates 14% 88%
Fat 71% 2%
Alcohol ~ ~

carbohydrates

Onion has 57% less carbohydrates than peanut butter - onion has 9.3g of total carbs per 100 grams and peanut butter has 21.6g of carbohydrates.

dietary fiber

Peanut butter is an excellent source of dietary fiber and it has 371% more dietary fiber than onion - onion has 1.7g of dietary fiber per 100 grams and peanut butter has 8g of dietary fiber.

sugar

Onion has 50% less sugar than peanut butter - onion has 4.2g of sugar per 100 grams and peanut butter has 8.4g of sugar.

Protein

protein

Peanut butter is an excellent source of protein and it has 20 times more protein than onion - onion has 1.1g of protein per 100 grams and peanut butter has 24.1g of protein.

Fat

saturated fat

Peanut butter is high in saturated fat and onion has 99% less saturated fat than peanut butter - onion has 0.04g of saturated fat per 100 grams and peanut butter has 7.6g of saturated fat.

Vitamins

Vitamin C

Onion has more Vitamin C than peanut butter - onion has 7.4mg of Vitamin C per 100 grams and peanut butter does not contain significant amounts.

Vitamin A

Onion and peanut butter contain similar amounts of Vitamin A - onion has 0.6ug of Vitamin A per 100 grams and peanut butter does not contain significant amounts.

Vitamin E

Peanut butter has signficantly more Vitamin E than onion - onion has 0.02mg of Vitamin E per 100 grams and peanut butter has 6.3mg of Vitamin E.

Vitamin K

Onion and peanut butter contain similar amounts of Vitamin K - onion has 0.4ug of Vitamin K per 100 grams and peanut butter has 0.5ug of Vitamin K.

The B Vitamins

Peanut butter has more thiamin, riboflavin, niacin, pantothenic acid, Vitamin B6 and folate.

Peanut Butter Onion
Thiamin 0.106 MG 0.046 MG
Riboflavin 0.111 MG 0.027 MG
Niacin 13.696 MG 0.116 MG
Pantothenic acid 1.118 MG 0.123 MG
Vitamin B6 0.418 MG 0.12 MG
Folate 92 UG 19 UG

Minerals

calcium

Peanut butter is a great source of calcium and it has 96% more calcium than onion - onion has 23mg of calcium per 100 grams and peanut butter has 45mg of calcium.

iron

Peanut butter has signficantly more iron than onion - onion has 0.21mg of iron per 100 grams and peanut butter has 1.9mg of iron.

potassium

Peanut butter is an excellent source of potassium and it has 410% more potassium than onion - onion has 146mg of potassium per 100 grams and peanut butter has 745mg of potassium.

Omega-3 and Omega-6

omega 3s

For omega-3 fatty acids, peanut butter has more alpha linoleic acid (ALA) than onion per 100 grams.

Peanut Butter Onion
alpha linoleic acid 0.078 G 0.004 G
Total 0.078 G 0.004 G

omega 6s

Comparing omega-6 fatty acids, peanut butter has more linoleic acid than onion per 100 grams.

Peanut Butter Onion
other omega 6 0.64 G ~
linoleic acid 13.854 G 0.013 G
Total 14.494 G 0.013 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 Peanut Butter or Onion .

Note: The specific food items compared are: Peanut Butter (Peanut butter, chunk style, with salt) and Onion (Onions, raw) .

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FAQ

Does onion or peanut butter contain more calories in 100 grams?
Peanut butter is high in calories and onion has 90% less calories than peanut butter - onion has 40 calories in 100g and peanut butter has 589 calories.

Does onion or peanut butter have more carbohydrates?
By weight, onion has 60% fewer carbohydrates than peanut butter - onion has 9.3g of carbs for 100g and peanut butter has 21.6g of carbohydrates.

Does onion or peanut butter contain more potassium?
Peanut butter is a rich source of potassium and it has 410% more potassium than onion - onion has 146mg of potassium in 100 grams and peanut butter has 745mg of potassium.