Xi’an Biosep- White Kidney Bean P.E.[Source] the seeds of Phaseolus coccineus L.[Specification] Phaseolin 1％ 2％ 5：1 10：1 20：1[Analysis Method] HPLC[Usage] White Kidney Bean P.E. can effectively inhibit the starch decomposing. It is a good diet pill. In addition, the white kidney bean that has rich nutrition is good to kidney and spleen.