Functional food including milk products from which an antihypertensiveeffect is obtained in a more natural way, more specifically functional food ofwhichACE inhibitory activity is enhanced by adding EMC preferably with ACEinhibitory activity of 9,000 units or more is provided. ACE inhibitoryactivity ofthis functional food is made 5,000 units or more per daily standard intake oftheproduct. For example, in case of processed cheese, ACE inhibitory activity ismade 350 units per gram or more assuming daily intake to be approximately 15g.