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Oyster vs Tuna - In-Depth Nutrition Comparison

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What are the main differences between Oyster and Tuna?

  • Oyster is richer in Zinc, Copper, Vitamin B12, Iron and Selenium, while Tuna is higher in Vitamin A, Vitamin B3, Vitamin B6, Phosphorus and Vitamin B5.
  • Oyster's daily need coverage for Zinc is 785% higher.
  • Tuna has 39 times less Copper than Oyster. Oyster has 4.294mg of Copper, while Tuna has 0.11mg.

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

Infographic

Oyster vs Tuna 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
Oyster
4
:
4
Tuna
Contains more Iron +430.5%
Contains more Calcium +520%
Contains more Copper +3803.6%
Contains more Zinc +11215.6%
Contains more Potassium +32.4%
Contains more Magnesium +10.3%
Contains more Phosphorus +105%
Contains less Sodium -88%
Iron Calcium Potassium Magnesium Copper Zinc Phosphorus Sodium 261% 19% 22% 42% 1432% 2377% 69% 55%
Iron Calcium Potassium Magnesium Copper Zinc Phosphorus Sodium 50% 3% 29% 46% 37% 22% 140% 7%
Contains more Iron +430.5%
Contains more Calcium +520%
Contains more Copper +3803.6%
Contains more Zinc +11215.6%
Contains more Potassium +32.4%
Contains more Magnesium +10.3%
Contains more Phosphorus +105%
Contains less Sodium -88%

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
Oyster
3
:
6
Tuna
Contains more Vitamin C +∞%
Contains more Vitamin B12 +43.7%
Contains more Folate +1450%
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%
Vitamin C Vitamin A Vitamin E Vitamin D Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Vitamin B12 Vitamin K Folate 13% 19% 0% 0% 38% 47% 31% 17% 15% 1954% 0% 24%
Vitamin C Vitamin A Vitamin E Vitamin D Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Vitamin B12 Vitamin K Folate 0% 152% 0% 0% 70% 71% 198% 83% 122% 1361% 0% 2%
Contains more Vitamin C +∞%
Contains more Vitamin B12 +43.7%
Contains more Folate +1450%
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%

Vitamin and Mineral Summary Scores

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

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 the food
Protein
53%
Oyster
179%
Tuna
Carbohydrates
12%
Oyster
0%
Tuna
Fats
58%
Oyster
29%
Tuna

Comparison summary table

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

Which food is preferable in case of diets?

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

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Comparison summary

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

All nutrients comparison - raw data values

In the column "Opinion" we made some assumptions which could be controversial. For instance we are assuming that less saturated fats is good for you. Please ignore this column if you have your own opinion.We marked the nutrients, comparison of which we considered as not meaningful, as "N/A"
Nutrient Oyster Tuna Opinion
Calories 199 184 Oyster
Protein 8.77 29.91 Tuna
Fats 12.58 6.28 Oyster
Vitamin C 3.8 0 Oyster
Carbs 11.62 0 Oyster
Cholesterol 71 49 Tuna
Vitamin D
Iron 6.95 1.31 Oyster
Calcium 62 10 Oyster
Potassium 244 323 Tuna
Magnesium 58 64 Tuna
Sugars
Fiber 0 Tuna
Copper 4.294 0.11 Oyster
Zinc 87.13 0.77 Oyster
Starch
Phosphorus 159 326 Tuna
Sodium 417 50 Tuna
Vitamin A 302 2520 Tuna
Vitamin E
Vitamin D
Vitamin B1 0.15 0.278 Tuna
Vitamin B2 0.202 0.306 Tuna
Vitamin B3 1.65 10.54 Tuna
Vitamin B5 0.27 1.37 Tuna
Vitamin B6 0.064 0.525 Tuna
Vitamin B12 15.63 10.88 Oyster
Vitamin K
Folate 31 2 Oyster
Trans Fat
Saturated Fat 3.197 1.612 Tuna
Monounsaturated Fat 4.702 2.053 Oyster
Polyunsaturated fat 3.313 1.844 Oyster
Tryptophan 0.105 0.335 Tuna
Threonine 0.365 1.311 Tuna
Isoleucine 0.396 1.378 Tuna
Leucine 0.638 2.431 Tuna
Lysine 0.582 2.747 Tuna
Methionine 0.199 0.885 Tuna
Phenylalanine 0.352 1.168 Tuna
Valine 0.409 1.541 Tuna
Histidine 0.175 0.88 Tuna
Fructose

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 of the foods presented on this page can be found below.

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