White Kidney Bean Extract by Futurebiotics 200 Capsule White Kidney Bean Extract 200 Capsule Futurebiotics White Kidney Bean Extract provides pure Phaseolus vulgaris extract per capsule. Each serving provides 1000 mg of naturally stimulant-free extract. White Kidney Bean Extract is currently being investigated by modern science for its potential health benefits. White Kidney Bean is a legume and just as the name suggests the kidney bean is shaped like a kidney. Kidney beans that are white in