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Seaweed vs. Tofu — In-Depth Nutrition Comparison

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Differences between seaweed and tofu

  • Seaweed has more folate, magnesium, and vitamin B5, while tofu has more calcium, manganese, selenium, copper, phosphorus, and vitamin B1.
  • Tofu's daily need coverage for calcium is 52% higher.
  • Tofu contains 17 times less sodium than seaweed. Seaweed contains 233mg of sodium, while tofu contains 14mg.

The food types used in this comparison are Seaweed, kelp, raw and Tofu, raw, firm, prepared with calcium sulfate.

Infographic

Seaweed vs Tofu 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%
Tofu
8
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 41% 205% 21% 100% 126% 43% 81% 1.8% 154% 95%
Contains more MagnesiumMagnesium +108.6%
Contains more CalciumCalcium +306.5%
Contains more PotassiumPotassium +166.3%
Contains more CopperCopper +190.8%
Contains more ZincZinc +27.6%
Contains more PhosphorusPhosphorus +352.4%
Contains less SodiumSodium -94%
Contains more ManganeseManganese +490.5%
Contains more SeleniumSelenium +2385.7%
~equal in Iron ~2.66mg

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%
Tofu
2
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 0.67% 0% 0% 0% 40% 24% 7.1% 8% 21% 0% 0% 22% 0%
Contains more Vitamin CVitamin C +1400%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin EVitamin E +∞%
Contains more Vitamin B2Vitamin B2 +47.1%
Contains more Vitamin B3Vitamin B3 +23.4%
Contains more Vitamin B5Vitamin B5 +382.7%
Contains more Vitamin KVitamin K +∞%
Contains more FolateFolate +520.7%
Contains more CholineCholine +∞%
Contains more Vitamin B1Vitamin B1 +216%
Contains more Vitamin B6Vitamin B6 +4500%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

All nutrients comparison - raw data values

Nutrient Seaweed Tofu DV% diff.
Vitamin K 66µg 55%
Calcium 168mg 683mg 52%
Manganese 0.2mg 1.181mg 43%
Folate 180µg 29µg 38%
Polyunsaturated fat 0.047g 4.921g 32%
Protein 1.68g 17.27g 31%
Selenium 0.7µg 17.4µg 30%
Copper 0.13mg 0.378mg 28%
Phosphorus 42mg 190mg 21%
Magnesium 121mg 58mg 15%
Fats 0.56g 8.72g 13%
Sodium 233mg 14mg 10%
Vitamin B5 0.642mg 0.133mg 10%
Vitamin B1 0.05mg 0.158mg 9%
Vitamin B6 0.002mg 0.092mg 7%
Vitamin E 0.87mg 6%
Saturated fat 0.247g 1.261g 5%
Monounsaturated fat 0.098g 1.925g 5%
Calories 43kcal 144kcal 5%
Vitamin B2 0.15mg 0.102mg 4%
Fiber 1.3g 2.3g 4%
Potassium 89mg 237mg 4%
Vitamin C 3mg 0.2mg 3%
Zinc 1.23mg 1.57mg 3%
Choline 12.8mg 2%
Carbs 9.57g 2.78g 2%
Iron 2.85mg 2.66mg 2%
Vitamin A 6µg 1%
Vitamin B3 0.47mg 0.381mg 1%
Net carbs 8.27g 0.48g N/A
Sugar 0.6g N/A
Tryptophan 0.048mg 0.235mg 0%
Threonine 0.055mg 0.785mg 0%
Isoleucine 0.076mg 0.849mg 0%
Leucine 0.083mg 1.392mg 0%
Lysine 0.082mg 0.883mg 0%
Methionine 0.025mg 0.211mg 0%
Phenylalanine 0.043mg 0.835mg 0%
Valine 0.072mg 0.87mg 0%
Histidine 0.024mg 0.431mg 0%
Omega-3 - EPA 0.004g 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
Tofu
2
17% 9% 3% 70%
Protein: 17.27 g
Fats: 8.72 g
Carbs: 2.78 g
Water: 69.83 g
Other: 1.4 g
Contains more CarbsCarbs +244.2%
Contains more WaterWater +16.8%
Contains more OtherOther +372.1%
Contains more ProteinProtein +928%
Contains more FatsFats +1457.1%

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
Tofu
2
16% 24% 61%
Saturated fat: Sat. Fat 1.261 g
Monounsaturated fat: Mono. Fat 1.925 g
Polyunsaturated fat: Poly. Fat 4.921 g
Contains less Sat. FatSaturated fat -80.4%
Contains more Mono. FatMonounsaturated fat +1864.3%
Contains more Poly. FatPolyunsaturated fat +10370.2%

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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. Tofu - https://fdc.nal.usda.gov/fdc-app.html#/food-details/172475/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.