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Seaweed vs. Sardines — In-Depth Nutrition Comparison

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Summary of differences between seaweed and sardines

  • Seaweed has more vitamin K, folate, and magnesium; however, sardines are higher in vitamin B12, selenium, phosphorus, vitamin D, vitamin B3, and calcium.
  • Sardines cover your daily need for vitamin B12, 373% more than seaweed.
  • Seaweed has 25 times more vitamin K than sardines. While seaweed has 66µg of vitamin K, sardines have only 2.6µg.

These are the specific foods used in this comparison Seaweed, kelp, raw and Fish, sardine, Atlantic, canned in oil, drained solids with bone.

Infographic

Seaweed vs Sardines 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 86% 50% 7.9% 107% 43% 34% 18% 30% 26% 3.8%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 28% 115% 35% 110% 62% 36% 210% 40% 14% 287%
Contains more MagnesiumMagnesium +210.3%
Contains less SodiumSodium -24.1%
Contains more ManganeseManganese +85.2%
Contains more CalciumCalcium +127.4%
Contains more PotassiumPotassium +346.1%
Contains more CopperCopper +43.1%
Contains more PhosphorusPhosphorus +1066.7%
Contains more SeleniumSelenium +7428.6%
~equal in Iron ~2.92mg
~equal in Zinc ~1.31mg

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 10% 2% 17% 0% 13% 35% 8.8% 39% 0.46% 0% 165% 135% 7%
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 0% 11% 41% 72% 20% 52% 98% 39% 39% 1118% 6.5% 7.5% 41%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin KVitamin K +2438.5%
Contains more FolateFolate +1700%
Contains more Vitamin AVitamin A +433.3%
Contains more Vitamin EVitamin E +134.5%
Contains more Vitamin DVitamin D +∞%
Contains more Vitamin B1Vitamin B1 +60%
Contains more Vitamin B2Vitamin B2 +51.3%
Contains more Vitamin B3Vitamin B3 +1016%
Contains more Vitamin B6Vitamin B6 +8250%
Contains more Vitamin B12Vitamin B12 +∞%
Contains more CholineCholine +485.9%
~equal in Vitamin B5 ~0.642mg

All nutrients comparison - raw data values

Nutrient Seaweed Sardines DV% diff.
Vitamin B12 0µg 8.94µg 373%
Selenium 0.7µg 52.7µg 95%
Phosphorus 42mg 490mg 64%
Vitamin K 66µg 2.6µg 53%
Cholesterol 0mg 142mg 47%
Protein 1.68g 24.62g 46%
Folate 180µg 10µg 43%
Polyunsaturated fat 0.047g 5.148g 34%
Vitamin B3 0.47mg 5.245mg 30%
Vitamin D 0IU 193IU 24%
Vitamin D 0µg 4.8µg 24%
Calcium 168mg 382mg 21%
Magnesium 121mg 39mg 20%
Fats 0.56g 11.45g 17%
Vitamin B6 0.002mg 0.167mg 13%
Choline 12.8mg 75mg 11%
Potassium 89mg 397mg 9%
Monounsaturated fat 0.098g 3.869g 9%
Calories 43kcal 208kcal 8%
Vitamin E 0.87mg 2.04mg 8%
Copper 0.13mg 0.186mg 6%
Saturated fat 0.247g 1.528g 6%
Vitamin B2 0.15mg 0.227mg 6%
Fiber 1.3g 0g 5%
Manganese 0.2mg 0.108mg 4%
Vitamin B1 0.05mg 0.08mg 3%
Vitamin A 6µg 32µg 3%
Sodium 233mg 307mg 3%
Carbs 9.57g 0g 3%
Vitamin C 3mg 0mg 3%
Zinc 1.23mg 1.31mg 1%
Iron 2.85mg 2.92mg 1%
Net carbs 8.27g 0g N/A
Sugar 0.6g 0g N/A
Vitamin B5 0.642mg 0.642mg 0%
Tryptophan 0.048mg 0.276mg 0%
Threonine 0.055mg 1.079mg 0%
Isoleucine 0.076mg 1.134mg 0%
Leucine 0.083mg 2.001mg 0%
Lysine 0.082mg 2.26mg 0%
Methionine 0.025mg 0.729mg 0%
Phenylalanine 0.043mg 0.961mg 0%
Valine 0.072mg 1.268mg 0%
Histidine 0.024mg 0.725mg 0%
Omega-3 - EPA 0.004g 0.473g N/A
Omega-3 - DHA 0g 0.509g N/A

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
2% 10% 82% 7%
Protein: 1.68 g
Fats: 0.56 g
Carbs: 9.57 g
Water: 81.58 g
Other: 6.61 g
25% 11% 60% 4%
Protein: 24.62 g
Fats: 11.45 g
Carbs: 0 g
Water: 59.61 g
Other: 4.32 g
Contains more CarbsCarbs +∞%
Contains more WaterWater +36.9%
Contains more OtherOther +53%
Contains more ProteinProtein +1365.5%
Contains more FatsFats +1944.6%

Fat Type Comparison

Fat type breakdown side-by-side comparison
63% 25% 12%
Saturated fat: Sat. Fat 0.247 g
Monounsaturated fat: Mono. Fat 0.098 g
Polyunsaturated fat: Poly. Fat 0.047 g
14% 37% 49%
Saturated fat: Sat. Fat 1.528 g
Monounsaturated fat: Mono. Fat 3.869 g
Polyunsaturated fat: Poly. Fat 5.148 g
Contains less Sat. FatSaturated fat -83.8%
Contains more Mono. FatMonounsaturated fat +3848%
Contains more Poly. FatPolyunsaturated fat +10853.2%

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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. Seaweed - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168457/nutrients
  2. Sardines - https://fdc.nal.usda.gov/fdc-app.html#/food-details/175139/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.