The Food and Drug Administration wants to rid your food of artificial trans fats once and for all. Today the FDA issued a preliminary notice that says partially hydrogenated oils — the primary source of trans fats — are no longer generally recognized as safe. Foods containing unapproved food additives are considered adulterated under US law, meaning they cannot legally be sold, said the FDA in a press release. Essentially, that would make it all but impossible for manufacturers to include trans fats, which have been directly linked to heart disease, in the food chain. The FDAs proposed changes wouldnt have any bearing on natural trans fats;