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  6. Agar vs. Onion

Agar vs. Onion — In-Depth Nutrition Comparison

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A recap on the differences between agar and onions

  • Onions have less iron, manganese, magnesium, folate, copper, calcium, vitamin B5, zinc, vitamin E, and potassium.
  • Agar covers your daily iron needs 265% more than onions.
  • Onions contain 250 times less vitamin E than agar. Agar contains 5mg of vitamin E, while onions contain 0.02mg.

Food varieties used in this article are Seaweed, agar, dried and Onions, raw.

Infographic

Agar vs Onion 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.
Agar
Agar
9
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 550% 188% 99% 803% 203% 158% 22% 13% 561% 40%
Onion
Onion
1
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.1% 6.9% 13% 7.9% 13% 4.6% 12% 0.52% 17% 2.7%
Contains more MagnesiumMagnesium +7600%
Contains more CalciumCalcium +2617.4%
Contains more PotassiumPotassium +670.5%
Contains more IronIron +10090.5%
Contains more CopperCopper +1464.1%
Contains more ZincZinc +3311.8%
Contains more PhosphorusPhosphorus +79.3%
Contains more ManganeseManganese +3233.3%
Contains more SeleniumSelenium +1380%
Contains less SodiumSodium -96.1%

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.
Agar
Agar
7
Vitamin C Vit. C Vitamin D Vit. D Vitamin A Vit. A Vitamin E Vit. E 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 0% 0% 0% 100% 2.5% 51% 3.8% 181% 70% 0% 61% 435%
Onion
Onion
2
Vitamin C Vit. C Vitamin D Vit. D Vitamin A Vit. A Vitamin E Vit. E 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 25% 0% 0% 0.4% 12% 6.2% 2.2% 7.4% 28% 0% 1% 14%
Contains more Vitamin EVitamin E +24900%
Contains more Vitamin B2Vitamin B2 +722.2%
Contains more Vitamin B3Vitamin B3 +74.1%
Contains more Vitamin B5Vitamin B5 +2353.7%
Contains more Vitamin B6Vitamin B6 +152.5%
Contains more Vitamin KVitamin K +6000%
Contains more FolateFolate +2952.6%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin B1Vitamin B1 +360%
~equal in Vitamin D ~0µg
~equal in Vitamin A ~0µg
~equal in Vitamin B12 ~0µg

All nutrients comparison - raw data values

Nutrient Agar Onion DV% diff.
Iron 21.4mg 0.21mg 265%
Magnesium 770mg 10mg 181%
Manganese 4.3mg 0.129mg 181%
Folate 580µg 19µg 140%
Copper 0.61mg 0.039mg 63%
Calcium 625mg 23mg 60%
Vitamin B5 3.018mg 0.123mg 58%
Zinc 5.8mg 0.17mg 51%
Vitamin E 5mg 0.02mg 33%
Potassium 1125mg 146mg 29%
Carbs 80.88g 9.34g 24%
Fiber 7.7g 1.7g 24%
Vitamin K 24.4µg 0.4µg 20%
Vitamin B2 0.222mg 0.027mg 15%
Vitamin B6 0.303mg 0.12mg 14%
Calories 306kcal 40kcal 13%
Selenium 7.4µg 0.5µg 13%
Protein 6.21g 1.1g 10%
Choline 63.3mg 6.1mg 10%
Vitamin C 0mg 7.4mg 8%
Sodium 102mg 4mg 4%
Phosphorus 52mg 29mg 3%
Vitamin B1 0.01mg 0.046mg 3%
Fructose 1.29g 2%
Vitamin B3 0.202mg 0.116mg 1%
Polyunsaturated fat 0.102g 0.017g 1%
Protein per 100 calories 2g 2.8g N/A
Calories per 10 g protein 493kcal 364kcal N/A
Weight per 100 calories 33g 250g N/A
Fats 0.3g 0.1g 0%
Net carbs 73.18g 7.64g N/A
Sugar 2.97g 4.24g N/A
Saturated fat 0.061g 0.042g 0%
Monounsaturated fat 0.027g 0.013g 0%
Tryptophan 0.014mg 0%
Threonine 0.021mg 0%
Isoleucine 0.014mg 0%
Leucine 0.025mg 0%
Lysine 0.039mg 0%
Methionine 0.002mg 0%
Phenylalanine 0.025mg 0%
Valine 0.021mg 0%
Histidine 0.014mg 0%
Omega-3 - EPA 0.087g 0g N/A

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Agar
Agar
4
6% 81% 9% 4%
Protein: 6.21 g
Fats: 0.3 g
Carbs: 80.88 g
Water: 8.68 g
Other: 3.93 g
Onion
Onion
1
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Contains more ProteinProtein +464.5%
Contains more FatsFats +200%
Contains more CarbsCarbs +766%
Contains more OtherOther +1022.9%
Contains more WaterWater +926.6%

Fat Type Comparison

Fat type breakdown side-by-side comparison
Agar
Agar
2
32% 14% 54%
Saturated fat: Sat. Fat 0.061 g
Monounsaturated fat: Mono. Fat 0.027 g
Polyunsaturated fat: Poly. Fat 0.102 g
Onion
Onion
1
58% 18% 24%
Saturated fat: Sat. Fat 0.042 g
Monounsaturated fat: Mono. Fat 0.013 g
Polyunsaturated fat: Poly. Fat 0.017 g
Contains more Mono. FatMonounsaturated fat +107.7%
Contains more Poly. FatPolyunsaturated fat +500%
Contains less Sat. FatSaturated fat -31.1%

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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. Agar - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170090/nutrients
  2. Onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170000/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.