Compared to placebo , both BCAA [ -6.4 ( 21.1 ) vs. 0.0 ( 48.0 ) mmol/l h , p = 0.01 ] and - HB increments [ -114 ( 250 ) vs. 114 ( 428 ) g/ml h , p = 0.002 ] decreased with sitagliptin , and meal-induced NEFA suppression was improved .