Her research focuses on assessing the interplay between diet and cardiovascular disease risk factors. Past and current work includes addressing issues related to trans fatty acids, soy protein and isoflavones, sterol/stanol esters, novel vegetable oils differing in fatty acid profile and glycemic index, primarily in postmenopausal females and older males. Additional work is focused on population-based studies to assess the relationship between nutrient biomarkers and cardiovascular disease risk, and application of systematic review methodology to the field of nutrition.