After pesticides, heavy metals, eternal pollutants, a new substance must be added to the toxic cocktail to be monitored in our body: titanium dioxide, in particular suspected of being potential carcinogen for humans. Titanium dioxide particles have been detected in breast milk, infantile milks and animal milk sold in trade, reveal work carried out by researchers from the National Research Institute for Agriculture, Food and the Environment (INRAE), Public Assistance-Hospitals of Paris (AP-HP) and CNRS, published Wednesday, July 23 Sciences of the total environment. These results are all the more alarming as titanium dioxide is prohibited in the food in the form of an additive (the very decree coloring E171) since 2020 in France and 2022 at European level.
Long used as a white and opacifying coloring in food (and in particular candies, chewing gum, cookies and ice creams), titanium dioxide remains massively used in a multitude of everyday products: drugs, toothpaste, solar creams, makeup, but also food packaging, paintings, paper … this chemical compound is often manufactured in the form of nanoparticles (less than 100 nanometers), an infinitesimal size which makes it very popular with industrialists but also more risky for health because these particles can cross organic barriers, such as the intestine or the placenta.
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