Beans, black, mature seeds

Nutrient	Value	% DV
Energy
Energy (kcal)	341 kcal
Energy (kJ)	1425 specific_gravity
Minerals
Iron, Fe	5.02 mg	28%
Sodium, Na	5 mg	0%
Calcium, Ca	123 mg	12%
Potassium, K	1483 mg	42%
Zinc, Zn	3.65 mg	24%
Magnesium, Mg	171 mg	43%
Phosphorus, P	352 mg	35%
Copper, Cu	0.841 mg	42%
Manganese, Mn	1.06 mg	53%
Selenium, Se	3.2 ug	5%
Fibers
Fiber, total dietary	15.5 g	62%
Protein
Protein	21.6 g	43%
Tryptophan	0.256 g
Threonine	0.909 g
Methionine	0.325 g
Phenylalanine	1.168 g
Isoleucine	0.954 g
Leucine	1.725 g
Lysine	1.483 g
Valine	1.13 g
Histidine	0.601 g
Carbohydrates
Carbohydrate, by difference	62.36 g	21%
Sugars, total including NLEA	2.12 g
Fats
Total lipid (fat)	1.42 g	2%
Saturated fats
Fatty acids, total saturated	0.366 g	2%
14:0	0.001 g
16:0	0.343 g
18:0	0.022 g
Monounsaturated fats
Fatty acids, total monounsaturated	0.123 g
18:1	0.123 g
Polyunsaturated fats
Omega 3 (total)	0.278 g	21%
Fatty acids, total polyunsaturated	0.61 g
18:2	0.332 g
18:3	0.278 g
Vitamins
Vitamin A, IU	17 iu	0%
Vitamin E (alpha-tocopherol)	0.21 mg	1%
Vitamin K (phylloquinone)	5.6 ug	7%
Folate, total	444 ug	111%
Vitamin B-6	0.286 mg	14%
Folate, DFE	444 ug	111%
Choline, total	66.4 mg	12%
Folate, food	444 ug	111%
Thiamin	0.9 mg	60%
Riboflavin	0.193 mg	11%
Niacin	1.955 mg	10%
Pantothenic acid	0.899 mg	9%
General
Ash	3.6 g
Water	11.02 g	1%
Unclassified
Tyrosine	0.608 g
Alanine	0.905 g
Glutamic acid	3.294 g
Glycine	0.843 g
Proline	0.916 g
Cystine	0.235 g
Arginine	1.337 g
Aspartic acid	2.613 g
Serine	1.175 g

Source: U.S. Department of Agriculture, Agricultural Research Service. FoodData Central, 2019. fdc.nal.usda.gov