Canned Tuna vs. Peanut Butter

Nutrition comparison of Canned Tuna and Peanut Butter


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

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

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

  • Both canned tuna and peanut butter are high in calories, potassium and protein.
  • Canned tuna has signficantly less carbohydrates than peanut butter.
  • For omega-3 fatty acids, canned tuna has more dha, epa and dpa than peanut butter.
  • Peanut butter has more thiamin, riboflavin, niacin, pantothenic acid and folate, however, canned tuna contains more Vitamin B12.
  • Peanut butter has signficantly more Vitamin E than canned tuna.
  • Peanut butter is a great source of calcium.
  • Peanut butter is an excellent source of dietary fiber.
Detailed nutritional comparison of canned tuna and peanut butter 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: Canned Tuna (Fish, tuna, white, canned in water, without salt, drained solids) and Peanut Butter (Peanut butter, chunk style, with salt) . Have a correction or suggestions? Shoot us an email.


Image of Canned Tuna src
Image of Peanut Butter src

Calories and Carbs

calories

Both canned tuna and peanut butter are high in calories. Peanut butter has 360% more calories than canned tuna - canned tuna has 128 calories per 100 grams and peanut butter has 589 calories.

For macronutrient ratios, canned tuna is much heavier in protein, lighter in carbs and much lighter in fat compared to peanut butter per calorie. Canned tuna has a macronutrient ratio of 78:0:22 and for peanut butter, 15:14:71 for protein, carbohydrates and fat from calories.

Macro Ratios from Calories:

Canned Tuna Peanut Butter
Protein 78% 15%
Carbohydrates ~ 14%
Fat 22% 71%
Alcohol ~ ~

carbohydrates

Canned tuna has signficantly less carbohydrates than peanut butter - peanut butter has 21.6g of total carbs per 100 grams and canned tuna does not contain significant amounts.

dietary fiber

Peanut butter is an excellent source of dietary fiber and it has more dietary fiber than canned tuna - peanut butter has 8g of dietary fiber per 100 grams and canned tuna does not contain significant amounts.

sugar

Canned tuna has less sugar than peanut butter - peanut butter has 8.4g of sugar per 100 grams and canned tuna does not contain significant amounts.

Protein

protein

Both canned tuna and peanut butter are high in protein. Canned tuna is very similar to canned tuna for protein - canned tuna has 23.6g of protein per 100 grams and peanut butter has 24.1g of protein.

Fat

saturated fat

Peanut butter is high in saturated fat and canned tuna has 90% less saturated fat than peanut butter - canned tuna has 0.79g of saturated fat per 100 grams and peanut butter has 7.6g of saturated fat.

cholesterol

Peanut butter has less cholesterol than canned tuna - canned tuna has 42mg of cholesterol per 100 grams and peanut butter does not contain significant amounts.

Vitamins

Vitamin A

Canned tuna has more Vitamin A than peanut butter - canned tuna has 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 canned tuna - peanut butter has 6.3mg of Vitamin E per 100 grams and canned tuna does not contain significant amounts.

Vitamin K

Peanut butter and canned tuna contain similar amounts of Vitamin K - peanut butter has 0.5ug of Vitamin K per 100 grams and canned tuna does not contain significant amounts.

The B Vitamins

Peanut butter has more thiamin, riboflavin, niacin, pantothenic acid and folate, however, canned tuna contains more Vitamin B12. Both canned tuna and peanut butter contain significant amounts of Vitamin B6.

Canned Tuna Peanut Butter
Thiamin 0.008 MG 0.106 MG
Riboflavin 0.044 MG 0.111 MG
Niacin 5.799 MG 13.696 MG
Pantothenic acid 0.124 MG 1.118 MG
Vitamin B6 0.217 MG 0.418 MG
Folate 2 UG 92 UG
Vitamin B12 1.17 UG ~

Minerals

calcium

Peanut butter is a great source of calcium and it has 221% more calcium than canned tuna - canned tuna has 14mg of calcium per 100 grams and peanut butter has 45mg of calcium.

iron

Peanut butter has 96% more iron than canned tuna - canned tuna has 0.97mg of iron per 100 grams and peanut butter has 1.9mg of iron.

potassium

Both canned tuna and peanut butter are high in potassium. Peanut butter has 214% more potassium than canned tuna - canned tuna has 237mg of potassium per 100 grams and peanut butter has 745mg of potassium.

Omega-3 and Omega-6

omega 3s

For omega-3 fatty acids, canned tuna has more DHA, EPA and DPA than peanut butter per 100 grams. Both canned tuna and peanut butter contain significant amounts of alpha linoleic acid (ALA).

Canned Tuna Peanut Butter
alpha linoleic acid 0.071 G 0.078 G
DHA 0.629 G ~
EPA 0.233 G ~
DPA 0.018 G ~
Total 0.951 G 0.078 G

omega 6s

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

Canned Tuna Peanut Butter
linoleic acid 0.055 G 13.854 G
other omega 6 ~ 0.64 G
Total 0.055 G 14.494 G



Customize your serving size


The comparison below is by common portions, e.g. cups, packages. You can also see a more concrete comparison by weight at equal weight (by grams) comparison.

Note: The specific food items compared are: Canned Tuna (Fish, tuna, white, canned in water, without salt, drained solids) and Peanut Butter (Peanut butter, chunk style, with salt) .

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FAQ

Does canned tuna or peanut butter contain more calories in 100 grams?
Both canned tuna and peanut butter are high in calories. Peanut butter has 360% more calories than canned tuna - canned tuna has 128 calories in 100g and peanut butter has 589 calories.

Is canned tuna or peanut butter better for protein?
Both canned tuna and peanut butter are high in protein. Canned tuna is very similar to canned tuna for protein - canned tuna has 23.6g of protein per 100 grams and peanut butter has 24.1g of protein.

Does canned tuna or peanut butter contain more potassium?
Both canned tuna and peanut butter are high in potassium. Peanut butter has 210% more potassium than canned tuna - canned tuna has 237mg of potassium in 100 grams and peanut butter has 745mg of potassium.