RESULTS	There were no significant changes in either group after the intervention in insulin sensitivity ( 3.2 + / - 1.2 vs. 4.5 + / - 1.7 mg/kg/min , p = 0.115 , and 3.5 + / - 0.6 vs. 3.5 + / - 0.4 mg/kg/min , p = 0.917 , for the placebo and L-carnitine groups , respectively ) and in lipid profile .\