nutrigenomics
From Longman Dictionary of Contemporary Englishnutrigenomicsnu‧tri‧ge‧no‧mics /ˌnjuːtrɪdʒiːˈnəʊmɪks $ ˌnuːtrɪdʒiːˈnɑː-/ noun [uncountable] the study of how different foods affect someone’s health by the way they react with that person’s genes, for example by making them more or less likely to get heart disease or other illnesses