There is clinical and observational evidence to suggest that saturated fatty acids (SFA) increase cardiovascular disease risk compared with polyunsaturated fatty acids from vegetable oils.
(A) This is the structure of stearic acid, an 18-carbon saturated fatty acid. The normal numbering system, starting with the carboxylic acid, is shown in blue. The carbons and oxygens of the ...
Trans fatty acids constitute up to 60 percent of the fat in processed foods containing hydrogenated fats. TFAs raise blood-cholesterol levels and increase heart-disease risk just like saturated fats.