A 2021 George Washington University study found toxic chemicals, including phthalates and plasticizers, in 81–86% of fast food items from major U.S. chains like McDonald’s and Taco Bell. These chemicals, linked to hormonal, reproductive, and behavioral issues, likely come from food handling gloves and packaging. Meaty items had the highest levels, while cheese pizza had the lowest. Home-cooked meals may reduce exposure.

Despite decades of reassuring statements from major regulatory agencies worldwide, independent research continues to raise concerns about widespread phthalate exposure from everyday products. With regulators showing little urgency, the responsibility falls on consumers to reduce their own exposure by choosing phthalate-free products and minimizing the use of foods, cosmetics, plastics, and household goods that contain these potentially harmful chemicals.