What they do Black beans are a great source of soluble fibre - a half cup (125 mL) contains 6.4 grams, an amount that Vancouver-based registered dietitian Heather McColl recommends you eat every day.

• 作用:黑豆是可溶性纤维素的重要来源；半杯(125毫升含有)6.；4克；这是温哥华注册营养学者建议你每天摄入的纤维素的总量。