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Tuna vs Oyster - In-Depth Nutrition Comparison

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What are the main differences between Tuna and Oyster?

  • Tuna is richer in Vitamin A RAE, Vitamin B3, Vitamin B6, Phosphorus, and Vitamin B5, while Oyster is higher in Zinc, Copper, Vitamin B12, Iron, and Selenium.
  • Oyster's daily need coverage for Zinc is 785% higher.
  • Oyster has 8 times less Vitamin A RAE than Tuna. Tuna has 757µg of Vitamin A RAE, while Oyster has 90µg.

We used Fish, tuna, fresh, bluefin, cooked, dry heat and Mollusks, oyster, eastern, cooked, breaded and fried types in this comparison.

Infographic

Tuna vs Oyster infographic
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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" chart below show how much of the daily needs can be covered by 300 grams of the food
Tuna
4
:
4
Oyster
Contains more Magnesium +10.3%
Contains more Phosphorus +105%
Contains more Potassium +32.4%
Contains less Sodium -88%
Contains more Calcium +520%
Contains more Iron +430.5%
Contains more Zinc +11215.6%
Contains more Copper +3803.6%
Equal in Magnesium - 58
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper 3% 50% 46% 140% 29% 7% 22% 37%
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper 19% 261% 42% 69% 22% 55% 2377% 1432%
Contains more Magnesium +10.3%
Contains more Phosphorus +105%
Contains more Potassium +32.4%
Contains less Sodium -88%
Contains more Calcium +520%
Contains more Iron +430.5%
Contains more Zinc +11215.6%
Contains more Copper +3803.6%
Equal in Magnesium - 58

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" chart below show how much of the daily needs can be covered by 300 grams of the food
Tuna
6
:
3
Oyster
Contains more Vitamin A +734.4%
Contains more Vitamin B1 +85.3%
Contains more Vitamin B2 +51.5%
Contains more Vitamin B3 +538.8%
Contains more Vitamin B5 +407.4%
Contains more Vitamin B6 +720.3%
Contains more Vitamin C +∞%
Contains more Folate +1450%
Contains more Vitamin B12 +43.7%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 152% 0% 0% 0% 70% 71% 198% 83% 122% 2% 1361% 0%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 19% 0% 0% 13% 38% 47% 31% 17% 15% 24% 1954% 0%
Contains more Vitamin A +734.4%
Contains more Vitamin B1 +85.3%
Contains more Vitamin B2 +51.5%
Contains more Vitamin B3 +538.8%
Contains more Vitamin B5 +407.4%
Contains more Vitamin B6 +720.3%
Contains more Vitamin C +∞%
Contains more Folate +1450%
Contains more Vitamin B12 +43.7%

Comparison summary table

Pay attention to the most right column. It shows the amounts side by side, making it easier to realize the amount of difference.
Tuna Oyster
Lower in Sodium ok
Lower in Cholesterol ok
Lower in Saturated Fat ok
Lower in price ok
Lower in Sugar Equal
Lower in glycemic index Equal
Rich in minerals Equal
Rich in vitamins Equal

All nutrients comparison - raw data values

Nutrient Tuna Oyster Opinion
Net carbs 0g 11.62g Oyster
Protein 29.91g 8.77g Tuna
Fats 6.28g 12.58g Oyster
Carbs 0g 11.62g Oyster
Calories 184kcal 199kcal Oyster
Starch g g
Fructose g g
Sugar g g
Fiber 0g g Tuna
Calcium 10mg 62mg Oyster
Iron 1.31mg 6.95mg Oyster
Magnesium 64mg 58mg Tuna
Phosphorus 326mg 159mg Tuna
Potassium 323mg 244mg Tuna
Sodium 50mg 417mg Tuna
Zinc 0.77mg 87.13mg Oyster
Copper 0.11mg 4.294mg Oyster
Vitamin A 2520IU 302IU Tuna
Vitamin E mg mg
Vitamin D IU IU
Vitamin D µg µg
Vitamin C 0mg 3.8mg Oyster
Vitamin B1 0.278mg 0.15mg Tuna
Vitamin B2 0.306mg 0.202mg Tuna
Vitamin B3 10.54mg 1.65mg Tuna
Vitamin B5 1.37mg 0.27mg Tuna
Vitamin B6 0.525mg 0.064mg Tuna
Folate 2µg 31µg Oyster
Vitamin B12 10.88µg 15.63µg Oyster
Vitamin K µg µg
Tryptophan 0.335mg 0.105mg Tuna
Threonine 1.311mg 0.365mg Tuna
Isoleucine 1.378mg 0.396mg Tuna
Leucine 2.431mg 0.638mg Tuna
Lysine 2.747mg 0.582mg Tuna
Methionine 0.885mg 0.199mg Tuna
Phenylalanine 1.168mg 0.352mg Tuna
Valine 1.541mg 0.409mg Tuna
Histidine 0.88mg 0.175mg Tuna
Cholesterol 49mg 71mg Tuna
Trans Fat g g
Saturated Fat 1.612g 3.197g Tuna
Monounsaturated Fat 2.053g 4.702g Oyster
Polyunsaturated fat 1.844g 3.313g Oyster

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Tuna Oyster
Low Fats diet ok
Low Carbs diet ok
Low Calories diet ok
Low glycemic index diet Equal

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Vitamin and Mineral Summary Scores

The summary score is calculated by summing up the daily values contained in 300 grams of the product. Obviously the more the food fulfills human daily needs, the more the summary score is.
Vitamin Summary Score
171
Tuna
179
Oyster
Mineral Summary Score
41
Tuna
534
Oyster

Macronutrients Comparison

Macronutrient comparison charts compare the amount of protein, total fats, and total carbohydrates in 300 grams of the food. The displayed values show how much of the daily needs can be covered by 300 grams of food.
Protein
179%
Tuna
53%
Oyster
Carbohydrates
0%
Tuna
12%
Oyster
Fats
29%
Tuna
58%
Oyster

Comparison summary

Which food contains less Sodium?
Tuna
Tuna contains less Sodium (difference - 367mg)
Which food is lower in Cholesterol?
Tuna
Tuna is lower in Cholesterol (difference - 22mg)
Which food is lower in Saturated Fat?
Tuna
Tuna is lower in Saturated Fat (difference - 1.585g)
Which food is cheaper?
Oyster
Oyster is cheaper (difference - $4)
Which food contains less Sugar?
?
The foods are relatively equal in Sugar ( g)
Which food is lower in glycemic index?
?
The foods have equal glycemic indexes (0)
Which food is richer in minerals?
?
It cannot be stated which food is richer in vitamins. See the charts below for detailed information. See the charts below for detailed information. See the charts below for detailed information.
Which food is richer in vitamins?
?
It cannot be stated which food is richer in vitamins. See the charts below for detailed information. See the charts below for detailed information. See the charts below for detailed information.

References

The source of all the nutrient values on the page (excluding the main article the sources for which are presented separately if present) is the USDA's FoodCentral. The exact links to the foods presented on this page can be found below.

  1. Tuna - https://fdc.nal.usda.gov/fdc-app.html#/food-details/173707/nutrients
  2. Oyster - https://fdc.nal.usda.gov/fdc-app.html#/food-details/171979/nutrients

All the Daily Values are presented for males aged 31-50, for 2000 calorie diets.

Data provided by FoodStruct.com should be considered and used as information only. Please consult your physician before beginning any diet.