Good news! Nationally representative data collected between 1999 and 2012 finds a reduction in the severity of metabolic syndrome among US adolescents. It was a linear trend. Interestingly, increasing unsaturated fat intake was beneficial. You may ask why.
Vitamin E is found in many foods (in small quantities) but most often in association with unsaturated fats – vegetable oils, nuts, and seeds – to protect them from oxidation. In brief, people eating more unsaturated fat will likely be consuming more vitamin E.