Composition of Beans
Dr. Clifford Hall
Dr. Hall is an Associate Professor of Food Sciences at North Dakota State University, Fargo, North Dakota, and a Member of the Bean Institute Editorial Board. He can be reached at Clifford.Hall@NDSU.edu
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General Composition
Nutrients
Starches
Amino Acids
Folate
General Composition


Nutrients
| Table 1: Nutrients | |||||||||
| 1/2 C (85 – 89g) Cooked Beans |
Black | Cranberry | Great Northern |
Dark Red Kidney |
Light Red Kidney |
Navy | Pink | Pinto | Small Red |
| Calories | 114 | 120 | 104 | 109 | 110 | 127 | 126 | 123 | 112 |
| % Calories from Fat |
4 | 3 | 3 | 1 | 1 | 4 | 3 | 4 | 1 |
| Fat (g) |
0.5 | 0.4 | 0.4 | 0.2 | 0.1 | 0.6 | 0.4 | 0.5 | 0.2 |
| Protein (g) |
8 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 8 |
| Carbohydrates (g) |
21 | 22 | 19 | 19 | 20 | 24 | 24 | 22 | 20 |
| Dietary Fiber (g) |
8 | 9 | 6 | 8 | 8 | 9 | 5 | 8 | 6 |
| Calcium (mg) |
23 | 44 | 60 | 39 | 58 | 63 | 44 | 40 | 25 |
| Iron (mg) |
2 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 3 |
| Potassium (mg) |
306 | 342 | 346 | 335 | 371 | 354 | 429 | 373 | 357 |
| Sodium (mg) |
1 | 1 | 2 | 4 | 4 | 0 | 2 | 1 | 2 |
| Folate (mcg) | 128 | 183 | 90 | 65 | 65 | 127 | 142 | 147 | 115 |
Starches

Amino Acids
| Table 2. Most Important Essential Amino Acids in the Protein of Various Edible Beans.* | |||||||
| Amino Acids |
Black | Kidney | Great Northern |
Navy | Pink | Pinto | White |
| Cysteine | 1.09 | 1.09 | 1.09 | 0.84 | 1.09 | 0.87 | 1.05 |
| Methionine | 1.5 | 1.51 | 1.51 | 1.22 | 1.5 | 1.21 | 1.5 |
| Lysine | 6.87 | 6.86 | 6.86 | 5.73 | 6.86 | 6.33 | 6.86 |
Folate
| Table 3. Folate Content (mcg) in Various Edible Beans. | |||||||
| Sample Size |
Black | Kidney | Great Northern |
Navy | Pink | Pinto | White |
| 100 g raw bean |
444 | 394 | 482 | 364 | 463 | 525 | 388 |
| 180-210 g serving* |
862 | 725 | 882 | 757 | 973 | 1013 | 783 |
| *180-210g is approximately 1 cup. | |||||||

