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

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Differences between kidney beans and cowpea (Black-eyed pea)

Kidney beans has more vitamin K, while cowpea (Black-eyed pea) has more folate and copper.
Cowpea (Black-eyed pea)'s daily need coverage for folate is 20% higher.
Cowpea (Black-eyed pea) contains 5 times less vitamin K than kidney beans. Kidney beans contains 8.4µg of vitamin K, while cowpea (Black-eyed pea) contains 1.7µg.
The amount of sugar in kidney beans is lower.
Kidney beans has a lower glycemic index. The glycemic index of kidney beans is 22, while the glycemic index of cowpea (Black-eyed pea) is 52.

The food types used in this comparison are Beans, kidney, all types, mature seeds, cooked, boiled, without salt and Cowpeas, common (blackeyes, crowder, southern), mature seeds, cooked, boiled, without salt.

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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.

Kidney beans

Cowpea (Black-eyed pea)

Contains more CalciumCalcium	+45.8%
Contains more PotassiumPotassium	+45.7%
Contains less SodiumSodium	-75%

Contains more MagnesiumMagnesium	+26.2%
Contains more IronIron	+13.1%
Contains more CopperCopper	+24.1%
Contains more ZincZinc	+29%
Contains more PhosphorusPhosphorus	+13%
Contains more ManganeseManganese	+10.5%
Contains more SeleniumSelenium	+127.3%

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.

Kidney beans

Cowpea (Black-eyed pea)

Contains more Vitamin CVitamin C	+200%
Contains more Vitamin B3Vitamin B3	+16.8%
Contains more Vitamin B6Vitamin B6	+20%
Contains more Vitamin KVitamin K	+394.1%

Contains more Vitamin AVitamin A	+∞%
Contains more Vitamin EVitamin E	+833.3%
Contains more Vitamin B1Vitamin B1	+26.3%
Contains more Vitamin B5Vitamin B5	+86.8%
Contains more FolateFolate	+60%

~equal in Vitamin D ~0µg

~equal in Vitamin B2 ~0.055mg

~equal in Vitamin B12 ~0µg

~equal in Choline ~32.2mg

All nutrients comparison - raw data values

Nutrient			DV% diff.
Folate	130µg	208µg	20%
Vitamin K	8.4µg	1.7µg	6%
Copper	0.216mg	0.268mg	6%
Vitamin B1	0.16mg	0.202mg	4%
Vitamin B5	0.22mg	0.411mg	4%
Potassium	405mg	278mg	4%
Iron	2.22mg	2.51mg	4%
Magnesium	42mg	53mg	3%
Selenium	1.1µg	2.5µg	3%
Zinc	1mg	1.29mg	3%
Phosphorus	138mg	156mg	3%
Vitamin E	0.03mg	0.28mg	2%
Vitamin B6	0.12mg	0.1mg	2%
Protein	8.67g	7.73g	2%
Manganese	0.43mg	0.475mg	2%
Vitamin B3	0.578mg	0.495mg	1%
Calories	127kcal	116kcal	1%
Carbs	22.8g	20.76g	1%
Calcium	35mg	24mg	1%
Vitamin C	1.2mg	0.4mg	1%
Fats	0.5g	0.53g	0%
Net carbs	16.4g	14.26g	N/A
Sugar	0.32g	3.3g	N/A
Fiber	6.4g	6.5g	0%
Sodium	1mg	4mg	0%
Vitamin A	0µg	1µg	0%
Vitamin B2	0.058mg	0.055mg	0%
Saturated fat	0.073g	0.138g	0%
Choline	30.5mg	32.2mg	0%
Monounsaturated fat	0.039g	0.044g	0%
Polyunsaturated fat	0.278g	0.225g	0%
Tryptophan	0.104mg	0.095mg	0%
Threonine	0.319mg	0.294mg	0%
Isoleucine	0.41mg	0.314mg	0%
Leucine	0.736mg	0.592mg	0%
Lysine	0.607mg	0.523mg	0%
Methionine	0.113mg	0.11mg	0%
Phenylalanine	0.511mg	0.451mg	0%
Valine	0.5mg	0.368mg	0%
Histidine	0.238mg	0.24mg	0%