<;P>;PROBLEM TO BE SOLVED: To provide an visceral fat accumulation inhibitor for inhibiting the accumulation of visceral fats and the conditions of metabolic syndromes which are states wherein risk factors such as hypertension, hyperlipemia and sugar-resistant ability troubles are accumulated, and to provide a food, a drink or a feed compounded the same. <;P>;SOLUTION: Provided are the visceral fat accumulation inhibitor containing a powdered skim milk having a thermal degeneration index (WPNI) of &ge;1.5 mg/g as an active ingredient; and a food, a drink or a feed to which an visceral fat accumulation-inhibiting action has been imparted. <;P>;COPYRIGHT: (C)2009,JPO&INPIT