Like most beans, black-eyed beans are rich in the best sort of fiber - soluble fiber - which helps to eliminate cholesterol from the body. Beans also contain protease inhibitors which frustrate the development of cancerous cells.

眉豆含有高量的葉酸，並是礦物質鉀、鐵、鎂、維生素B1的良好來源，同時含有鋅、銅、維生素B6、菸鹼酸、泛酸等營養素。更含有比五穀類更豐富的離胺酸和色胺酸，因此眉豆常被添加在五穀類中作為胺基酸互補的營養補充劑。