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Seaweed vs. Buckwheat — In-Depth Nutrition Comparison

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A recap on differences between seaweed and buckwheat

  • Seaweed has more vitamin K, folate, iron, magnesium, calcium, vitamin B2, and vitamin B5; however, buckwheat is higher in manganese and vitamin B6.
  • Seaweed covers your daily vitamin K needs 53% more than buckwheat.
  • Buckwheat contains 58 times less sodium than seaweed. Seaweed contains 233mg of sodium, while buckwheat contains 4mg.

Food varieties used in this article are Seaweed, kelp, raw and Buckwheat groats, roasted, cooked.

Infographic

Seaweed vs Buckwheat infographic
Infographic link

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 36% 2.1% 7.8% 30% 49% 17% 30% 0.52% 53% 12%
Contains more MagnesiumMagnesium +137.3%
Contains more CalciumCalcium +2300%
Contains more IronIron +256.3%
Contains more ZincZinc +101.6%
Contains more CopperCopper +12.3%
Contains more PhosphorusPhosphorus +66.7%
Contains less SodiumSodium -98.3%
Contains more ManganeseManganese +101.5%
Contains more SeleniumSelenium +214.3%
~equal in Potassium ~88mg

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% 0% 1.8% 0% 10% 9% 18% 22% 18% 0% 4.8% 11% 11%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin EVitamin E +866.7%
Contains more Vitamin B1Vitamin B1 +25%
Contains more Vitamin B2Vitamin B2 +284.6%
Contains more Vitamin B5Vitamin B5 +78.8%
Contains more Vitamin KVitamin K +3373.7%
Contains more FolateFolate +1185.7%
Contains more Vitamin B3Vitamin B3 +100%
Contains more Vitamin B6Vitamin B6 +3750%
Contains more CholineCholine +57%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

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
3% 20% 76%
Protein: 3.38 g
Fats: 0.62 g
Carbs: 19.94 g
Water: 75.63 g
Other: 0.43 g
Contains more OtherOther +1437.2%
Contains more ProteinProtein +101.2%
Contains more FatsFats +10.7%
Contains more CarbsCarbs +108.4%
~equal in Water ~75.63g

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
26% 37% 37%
Saturated fat: Sat. Fat 0.134 g
Monounsaturated fat: Mono. Fat 0.188 g
Polyunsaturated fat: Poly. Fat 0.188 g
Contains less Sat. FatSaturated fat -45.7%
Contains more Mono. FatMonounsaturated fat +91.8%
Contains more Poly. FatPolyunsaturated fat +300%

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Seaweed Buckwheat DV% diff.
Vitamin K 66µg 1.9µg 53%
Folate 180µg 14µg 42%
Iron 2.85mg 0.8mg 26%
Magnesium 121mg 51mg 17%
Calcium 168mg 7mg 16%
Sodium 233mg 4mg 10%
Vitamin B2 0.15mg 0.039mg 9%
Manganese 0.2mg 0.403mg 9%
Vitamin B6 0.002mg 0.077mg 6%
Vitamin B5 0.642mg 0.359mg 6%
Fiber 1.3g 2.7g 6%
Zinc 1.23mg 0.61mg 6%
Vitamin E 0.87mg 0.09mg 5%
Phosphorus 42mg 70mg 4%
Carbs 9.57g 19.94g 3%
Selenium 0.7µg 2.2µg 3%
Vitamin B3 0.47mg 0.94mg 3%
Vitamin C 3mg 0mg 3%
Protein 1.68g 3.38g 3%
Calories 43kcal 92kcal 2%
Copper 0.13mg 0.146mg 2%
Vitamin B1 0.05mg 0.04mg 1%
Vitamin A 6µg 0µg 1%
Choline 12.8mg 20.1mg 1%
Saturated fat 0.247g 0.134g 1%
Polyunsaturated fat 0.047g 0.188g 1%
Fats 0.56g 0.62g 0%
Net carbs 8.27g 17.24g N/A
Potassium 89mg 88mg 0%
Sugar 0.6g 0.9g N/A
Monounsaturated fat 0.098g 0.188g 0%
Tryptophan 0.048mg 0.049mg 0%
Threonine 0.055mg 0.129mg 0%
Isoleucine 0.076mg 0.127mg 0%
Leucine 0.083mg 0.212mg 0%
Lysine 0.082mg 0.172mg 0%
Methionine 0.025mg 0.044mg 0%
Phenylalanine 0.043mg 0.133mg 0%
Valine 0.072mg 0.173mg 0%
Histidine 0.024mg 0.079mg 0%
Fructose 0.1g 0%
Omega-3 - EPA 0.004g 0g N/A

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Seaweed Buckwheat
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
33%
Seaweed
8%
Buckwheat
Minerals Daily Need Coverage Score
41%
Seaweed
24%
Buckwheat

Comparison summary

Which food is lower in Sugar?
Seaweed
Seaweed is lower in Sugar (difference - 0.3g)
Which food is lower in glycemic index?
Seaweed
Seaweed is lower in glycemic index (difference - 51)
Which food is cheaper?
Seaweed
Seaweed is cheaper (difference - $2.4)
Which food is richer in vitamins?
Seaweed
Seaweed is relatively richer in vitamins
Which food contains less Sodium?
Buckwheat
Buckwheat contains less Sodium (difference - 229mg)
Which food is lower in Saturated fat?
Buckwheat
Buckwheat is lower in Saturated fat (difference - 0.113g)
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)
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. Seaweed - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168457/nutrients
  2. Buckwheat - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170686/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.