"This Major Mac & Cheese Brand Is Being Sued for Toxins Linked to Asthma and Obesity ... knowingly continued to use the chemicals in Kraft Macaroni & Cheese—despite the dangers about phthalates that some scientists have documented. Namely, a 2015 study found that "immunologic changes, including increased propensity to develop wheeze, allergy and asthma after dietary and inhalation exposure to these chemicals, may be occurring."