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Tuna salad vs. Watercress — In-Depth Nutrition Comparison

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How are tuna salad and watercress different?

  • Tuna salad is higher in selenium, vitamin B12, vitamin B3, phosphorus, and iron; however, watercress is richer in vitamin A, vitamin C, calcium, and manganese.
  • Daily need coverage for selenium for tuna salad is 73% higher.
  • Watercress has less sodium.

Fish, tuna salad and Watercress, raw are the varieties used in this article.

Infographic

Tuna salad vs Watercress 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" charts below show how much of the daily needs can be covered by 300 grams of the food.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 14% 5.1% 16% 38% 48% 15% 76% 52% 5.2% 225%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 15% 36% 29% 7.5% 26% 3% 26% 5.3% 32% 4.9%
Contains more IronIron +400%
Contains more CopperCopper +88.3%
Contains more ZincZinc +409.1%
Contains more PhosphorusPhosphorus +196.7%
Contains more SeleniumSelenium +4477.8%
Contains more MagnesiumMagnesium +10.5%
Contains more CalciumCalcium +605.9%
Contains more PotassiumPotassium +85.4%
Contains less SodiumSodium -89.8%
Contains more ManganeseManganese +510%

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.
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 7.3% 8% 0% 0% 7.8% 16% 126% 16% 19% 150% 0% 6% 0%
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 143% 53% 20% 0% 23% 28% 3.8% 19% 30% 0% 625% 6.8% 4.9%
Contains more Vitamin B3Vitamin B3 +3250%
Contains more Vitamin B12Vitamin B12 +∞%
Contains more Vitamin CVitamin C +1854.5%
Contains more Vitamin AVitamin A +566.7%
Contains more Vitamin B1Vitamin B1 +190.3%
Contains more Vitamin B2Vitamin B2 +71.4%
Contains more Vitamin B5Vitamin B5 +19.2%
Contains more Vitamin B6Vitamin B6 +59.3%
Contains more FolateFolate +12.5%
~equal in Vitamin D ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
16% 9% 9% 63% 2%
Protein: 16.04 g
Fats: 9.26 g
Carbs: 9.41 g
Water: 63.16 g
Other: 2.13 g
2% 95%
Protein: 2.3 g
Fats: 0.1 g
Carbs: 1.29 g
Water: 95.11 g
Other: 1.2 g
Contains more ProteinProtein +597.4%
Contains more FatsFats +9160%
Contains more CarbsCarbs +629.5%
Contains more OtherOther +77.5%
Contains more WaterWater +50.6%

Fat Type Comparison

Fat type breakdown side-by-side comparison
18% 34% 48%
Saturated fat: Sat. Fat 1.544 g
Monounsaturated fat: Mono. Fat 2.887 g
Polyunsaturated fat: Poly. Fat 4.122 g
39% 11% 50%
Saturated fat: Sat. Fat 0.027 g
Monounsaturated fat: Mono. Fat 0.008 g
Polyunsaturated fat: Poly. Fat 0.035 g
Contains more Mono. FatMonounsaturated fat +35987.5%
Contains more Poly. FatPolyunsaturated fat +11677.1%
Contains less Sat. FatSaturated fat -98.3%

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Tuna salad Watercress
Lower in Cholesterol ok
Lower in Sodium ok
Lower in Saturated fat ok
Rich in vitamins ok
Lower in Sugar ok
Lower in Glycemic Index ok
Lower in price Equal
Rich in minerals Equal

All nutrients comparison - raw data values

Nutrient Tuna salad Watercress DV% diff.
Vitamin K 250µg 208%
Selenium 41.2µg 0.9µg 73%
Vitamin B12 1.2µg 0µg 50%
Vitamin C 2.2mg 43mg 45%
Vitamin B3 6.7mg 0.2mg 41%
Polyunsaturated fat 4.122g 0.035g 27%
Protein 16.04g 2.3g 27%
Phosphorus 178mg 60mg 17%
Sodium 402mg 41mg 16%
Vitamin A 24µg 160µg 15%
Fats 9.26g 0.1g 14%
Iron 1mg 0.2mg 10%
Calcium 17mg 120mg 10%
Manganese 0.04mg 0.244mg 9%
Calories 187kcal 11kcal 9%
Copper 0.145mg 0.077mg 8%
Saturated fat 1.544g 0.027g 7%
Monounsaturated fat 2.887g 0.008g 7%
Vitamin E 1mg 7%
Vitamin B1 0.031mg 0.09mg 5%
Vitamin B6 0.081mg 0.129mg 4%
Vitamin B2 0.07mg 0.12mg 4%
Zinc 0.56mg 0.11mg 4%
Potassium 178mg 330mg 4%
Cholesterol 13mg 0mg 4%
Carbs 9.41g 1.29g 3%
Fiber 0g 0.5g 2%
Choline 9mg 2%
Vitamin B5 0.26mg 0.31mg 1%
Net carbs 9.41g 0.79g N/A
Magnesium 19mg 21mg 0%
Sugar 0.2g N/A
Folate 8µg 9µg 0%
Tryptophan 0.18mg 0.03mg 0%
Threonine 0.701mg 0.133mg 0%
Isoleucine 0.739mg 0.093mg 0%
Leucine 1.293mg 0.166mg 0%
Lysine 1.457mg 0.134mg 0%
Methionine 0.47mg 0.02mg 0%
Phenylalanine 0.626mg 0.114mg 0%
Valine 0.824mg 0.137mg 0%
Histidine 0.467mg 0.04mg 0%
Omega-3 - EPA 0.014g 0g N/A
Omega-3 - DHA 0.055g 0g N/A

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Tuna salad Watercress
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low Glycemic Index diet ok

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Vitamins & Minerals Daily Need Coverage Score

The summary scores indicate the extent to which this food can fulfill your daily vitamin and mineral requirements if you consume 3 servings, consisting of 100 grams of each (an approximation of 3 serving sizes).
Vitamins Daily Need Coverage Score
27%
Tuna salad
74%
Watercress
Minerals Daily Need Coverage Score
49%
Tuna salad
18%
Watercress

Comparison summary

Which food is lower in Cholesterol?
Watercress
Watercress is lower in Cholesterol (difference - 13mg)
Which food contains less Sodium?
Watercress
Watercress contains less Sodium (difference - 361mg)
Which food is lower in Saturated fat?
Watercress
Watercress is lower in Saturated fat (difference - 1.517g)
Which food is richer in vitamins?
Watercress
Watercress is relatively richer in vitamins
Which food is lower in Sugar?
Tuna salad
Tuna salad is lower in Sugar (difference - 0.2g)
Which food is lower in glycemic index?
Tuna salad
Tuna salad is lower in glycemic index (difference - 32)
Which food is cheaper?
?
The foods are relatively equal in price ($)
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.

References

All the values for which the sources are not specified explicitly are taken from FDA’s Food Central. The exact link to the food presented on this page can be found below.

  1. Tuna salad - https://fdc.nal.usda.gov/fdc-app.html#/food-details/175160/nutrients
  2. Watercress - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170068/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.