Tuna vs. Rockfish — In-Depth Nutrition Comparison

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Important differences between tuna and rockfish

Tuna has more vitamin B3, vitamin B6, selenium, vitamin B12, phosphorus, vitamin B1, and iron; however, rockfish is richer in vitamin D and vitamin B2.
Tuna's daily need coverage for vitamin B3 is 120% more.
Tuna contains 5 times more vitamin B1 than rockfish. Tuna contains 0.134mg of vitamin B1, while rockfish contains 0.027mg.

The food varieties used in the comparison are Fish, tuna, yellowfin, fresh, cooked, dry heat and Fish, rockfish, Pacific, mixed species, cooked, dry heat.

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Mineral Comparison

Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.

Tuna

Rockfish

Contains more MagnesiumMagnesium	+27.3%
Contains more PotassiumPotassium	+12.8%
Contains more IronIron	+155.6%
Contains more PhosphorusPhosphorus	+34.3%
Contains less SodiumSodium	-39.3%
Contains more SeleniumSelenium	+42%

Contains more CalciumCalcium

+325%

~equal in Copper ~0.041mg

~equal in Zinc ~0.43mg

~equal in Manganese ~0.013mg

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.

Tuna

Rockfish

Contains more Vitamin AVitamin A	+340%
Contains more Vitamin B1Vitamin B1	+396.3%
Contains more Vitamin B3Vitamin B3	+661.8%
Contains more Vitamin B6Vitamin B6	+330.7%
Contains more Vitamin B12Vitamin B12	+47.8%
Contains more Vitamin KVitamin K	+∞%

Contains more Vitamin EVitamin E	+51.7%
Contains more Vitamin DVitamin D	+130%
Contains more Vitamin B2Vitamin B2	+65%
Contains more Vitamin B5Vitamin B5	+21%
Contains more FolateFolate	+400%

~equal in Vitamin C ~0mg

~equal in Choline ~78.7mg

All nutrients comparison - raw data values

Nutrient			DV% diff.
Vitamin B3	22.07mg	2.897mg	120%
Vitamin B6	1.038mg	0.241mg	61%
Selenium	108.2µg	76.2µg	58%
Vitamin B12	2.35µg	1.59µg	32%
Protein	29.15g	22.23g	14%
Vitamin D	82IU	183IU	13%
Vitamin D	2µg	4.6µg	13%
Phosphorus	333mg	248mg	12%
Vitamin B1	0.134mg	0.027mg	9%
Vitamin B2	0.137mg	0.226mg	7%
Iron	0.92mg	0.36mg	7%
Cholesterol	47mg	61mg	5%
Folate	2µg	10µg	2%
Fats	0.59g	1.62g	2%
Vitamin A	22µg	5µg	2%
Sodium	54mg	89mg	2%
Potassium	527mg	467mg	2%
Polyunsaturated fat	0.175g	0.485g	2%
Magnesium	42mg	33mg	2%
Monounsaturated fat	0.138g	0.466g	1%
Saturated fat	0.205g	0.42g	1%
Calories	130kcal	109kcal	1%
Vitamin B5	0.334mg	0.404mg	1%
Vitamin E	0.29mg	0.44mg	1%
Calcium	4mg	17mg	1%
Copper	0.043mg	0.041mg	0%
Zinc	0.45mg	0.43mg	0%
Manganese	0.013mg	0.013mg	0%
Vitamin K	0.1µg	0µg	0%
Trans fat	0.02g	0.025g	N/A
Choline	77.6mg	78.7mg	0%
Tryptophan	0.313mg	0.296mg	0%
Threonine	1.224mg	1.014mg	0%
Isoleucine	1.287mg	1.06mg	0%
Leucine	2.27mg	1.835mg	0%
Lysine	2.565mg	2.188mg	0%
Methionine	0.827mg	0.707mg	0%
Phenylalanine	1.091mg	0.935mg	0%
Valine	1.438mg	1.106mg	0%
Histidine	0.822mg	0.502mg	0%
Omega-3 - EPA	0.015g	0.107g	N/A
Omega-3 - DHA	0.105g	0.238g	N/A
Omega-3 - DPA	0.005g	0.027g	N/A
Omega-6 - Eicosadienoic acid	0.002g	0.005g	N/A