Though 100% soybean oil was once the standard for lipid emulsions in parenteral nutrition, mixed lipid emulsions have become more popular over the last decade. But there are a variety of patient-specific factors to consider before determining which type of lipid emulsion is appropriate. Dr. Charles Turck sits down with Dr. Phil Ayers to compare the available options and recommend strategies for selecting and monitoring patients. Dr. Ayers is a Clinical Associate Professor at the University of Mississippi School of Pharmacy and the Chief of Clinical Pharmacy Services in the Department of Pharmacy at Baptist Medical Center in Jackson.