Fat
Definition
An energy source at 9 kcal per gram. The total of saturated, unsaturated and trans fat.
In the body
Builds cell membranes and hormones, and helps absorb the fat-soluble vitamins A, D, E and K.
Watch out for
Composition matters more than the total. Check the saturated fat and trans fat lines as well.
Too few products list this one, so there is no overall ranking.