MCPD esters were not detected in cold-pressed, non-refined edible oils. In all
samples of refined oils and products, containing lipid fraction consisting of refined fats, bound 3-MCPD
and 2-MCPD were detected. The highest amounts of analytes were present in lipid fractions of margarines
and dietary supplements containing refined fish oils (7,3 and 5.5 mg kg1 respectively).