“Do People Who Eat Fast Food Have Higher Levels of Phthalates?” By Center for Accountability in Science. You may have seen the headlines, “If You’re Eating Fast Food, You’re Probably Also Eating Phthalates.” A new study published today in Environmental Health Perspectives finds that teens and adults who reported eating more “fast food” had slightly higher levels of two types of phthalates in a urine test. But before you start to worry about the safety of your burrito or burger, let’s break down the study further. Read more.