Apparently, one type of trans fat (not the evil kind found in Twinkies, I'm sorry to say) poses some benefit. The naturally occurring trans fat conjugated linoleic acid (CLA), which is naturally found in beef, lamb, and full-fat dairy products, has been studied for its potential role in weight loss and osteoporosis prevention. As a fat-burner, one study showed that CLA supplements resulted in fat loss but not body weight loss, and another showed that users maintained lean muscle tissue after weight loss. Additionally,
Researchers found that postmenopausal women with a higher dietary intake of CLA had higher bone mineral density. However, experts caution that research is limited, so use caution if you decide to take CLA supplements. But this could give us another good reason to drink milk.