The harmful effects of trans fat are expounded thoroughly in this article. Trans fats, or trans-fatty acids, are a kind of unsaturated fat that occurs naturally and synthetically. Trans fats that are naturally occurring, or ruminant, are found in the meat and dairy products of ruminant animals like cattle, sheep, and goats. They are formed naturally when microorganisms in the stomachs of these animals break down grass. Please click for more.