Beef fat does not raise blood cholesterol levels, according to a study produced by Canada's Department of Agricultural, Food and Nutritional Science (DAFN). Presenting the study's findings at a conference in the Canadian Institute of Food Science and Technology , chemical technologist Margaret French: "There's a strong public perception that beef raises blood cholesterol levels because some of [its] fatty acids are saturated [but] with this, and earlier studies, we have scientifically tested this hypothesis.