Fatty Acid Analysis of Grass-fed and Grain-fed Beef Tallow ...
Jan 12, 2020·The ratio of omega-6 to omega-3 fatty acids was over sixteen for the grain-fed tallow but only 1.4 for the grass-fed tallow. Whatever the ratios, beef tallow is not a rich source of polyunsaturated fatty acids, with only 3.45 percent in grain-fed and 1.9 percent of the total in grass-fed.