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  6. Grapefruit vs. Cowpea (Black-eyed pea)

Grapefruit vs. Cowpea (Black-eyed pea) — In-Depth Nutrition Comparison

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A recap on differences between grapefruit and cowpea (Black-eyed pea)

  • Grapefruit has more vitamin C and vitamin A; however, cowpea (Black-eyed pea) is higher in folate, iron, copper, phosphorus, manganese, fiber, vitamin B1, and zinc.
  • Cowpea (Black-eyed pea) covers your daily folate needs 49% more than grapefruit.
  • Cowpea (Black-eyed pea) contains 78 times less vitamin C than grapefruit. Grapefruit contains 31.2mg of vitamin C, while cowpea (Black-eyed pea) contains 0.4mg.
  • The glycemic index of cowpea (Black-eyed pea) is higher.

Food varieties used in this article are Grapefruit, raw, pink, and red, all areas and Cowpeas, common (blackeyes, crowder, southern), mature seeds, cooked, boiled, without salt.

Infographic

Grapefruit vs Cowpea (Black-eyed pea) 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 6.4% 6.6% 12% 3% 11% 1.9% 7.7% 0% 2.9% 0.55%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 38% 7.2% 25% 94% 89% 35% 67% 0.52% 62% 14%
Contains less SodiumSodium -100%
Contains more MagnesiumMagnesium +488.9%
Contains more PotassiumPotassium +105.9%
Contains more IronIron +3037.5%
Contains more CopperCopper +737.5%
Contains more ZincZinc +1742.9%
Contains more PhosphorusPhosphorus +766.7%
Contains more ManganeseManganese +2059.1%
Contains more SeleniumSelenium +2400%
~equal in Calcium ~24mg

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 104% 19% 2.6% 0% 11% 7.2% 3.8% 16% 12% 0% 0% 9.8% 4.2%
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 1.3% 0.33% 5.6% 0% 51% 13% 9.3% 25% 23% 0% 4.3% 156% 18%
Contains more Vitamin CVitamin C +7700%
Contains more Vitamin AVitamin A +5700%
Contains more Vitamin EVitamin E +115.4%
Contains more Vitamin B1Vitamin B1 +369.8%
Contains more Vitamin B2Vitamin B2 +77.4%
Contains more Vitamin B3Vitamin B3 +142.6%
Contains more Vitamin B5Vitamin B5 +56.9%
Contains more Vitamin B6Vitamin B6 +88.7%
Contains more Vitamin KVitamin K +∞%
Contains more FolateFolate +1500%
Contains more CholineCholine +318.2%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

All nutrients comparison - raw data values

Nutrient Grapefruit Cowpea (Black-eyed pea) DV% diff.
Folate 13µg 208µg 49%
Vitamin C 31.2mg 0.4mg 34%
Iron 0.08mg 2.51mg 30%
Copper 0.032mg 0.268mg 26%
Manganese 0.022mg 0.475mg 20%
Fiber 1.6g 6.5g 20%
Phosphorus 18mg 156mg 20%
Protein 0.77g 7.73g 14%
Vitamin B1 0.043mg 0.202mg 13%
Zinc 0.07mg 1.29mg 11%
Magnesium 9mg 53mg 10%
Vitamin A 58µg 1µg 6%
Choline 7.7mg 32.2mg 4%
Vitamin B6 0.053mg 0.1mg 4%
Selenium 0.1µg 2.5µg 4%
Calories 42kcal 116kcal 4%
Potassium 135mg 278mg 4%
Vitamin B5 0.262mg 0.411mg 3%
Carbs 10.66g 20.76g 3%
Fructose 1.77g 2%
Vitamin B2 0.031mg 0.055mg 2%
Vitamin B3 0.204mg 0.495mg 2%
Fats 0.14g 0.53g 1%
Polyunsaturated fat 0.036g 0.225g 1%
Vitamin E 0.13mg 0.28mg 1%
Saturated fat 0.021g 0.138g 1%
Vitamin K 0µg 1.7µg 1%
Net carbs 9.06g 14.26g N/A
Calcium 22mg 24mg 0%
Sugar 6.89g 3.3g N/A
Sodium 0mg 4mg 0%
Monounsaturated fat 0.02g 0.044g 0%
Tryptophan 0.008mg 0.095mg 0%
Threonine 0.013mg 0.294mg 0%
Isoleucine 0.008mg 0.314mg 0%
Leucine 0.015mg 0.592mg 0%
Lysine 0.019mg 0.523mg 0%
Methionine 0.007mg 0.11mg 0%
Phenylalanine 0.013mg 0.451mg 0%
Valine 0.015mg 0.368mg 0%
Histidine 0.008mg 0.24mg 0%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
11% 88%
Protein: 0.77 g
Fats: 0.14 g
Carbs: 10.66 g
Water: 88.06 g
Other: 0.37 g
8% 21% 70%
Protein: 7.73 g
Fats: 0.53 g
Carbs: 20.76 g
Water: 70.04 g
Other: 0.94 g
Contains more WaterWater +25.7%
Contains more ProteinProtein +903.9%
Contains more FatsFats +278.6%
Contains more CarbsCarbs +94.7%
Contains more OtherOther +154.1%

Fat Type Comparison

Fat type breakdown side-by-side comparison
27% 26% 47%
Saturated fat: Sat. Fat 0.021 g
Monounsaturated fat: Mono. Fat 0.02 g
Polyunsaturated fat: Poly. Fat 0.036 g
34% 11% 55%
Saturated fat: Sat. Fat 0.138 g
Monounsaturated fat: Mono. Fat 0.044 g
Polyunsaturated fat: Poly. Fat 0.225 g
Contains less Sat. FatSaturated fat -84.8%
Contains more Mono. FatMonounsaturated fat +120%
Contains more Poly. FatPolyunsaturated fat +525%

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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. Grapefruit - https://fdc.nal.usda.gov/fdc-app.html#/food-details/174673/nutrients
  2. Cowpea (Black-eyed pea) - https://fdc.nal.usda.gov/fdc-app.html#/food-details/173759/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.