Researchers from INRA and their partners have studied the effects of oral exposure to titanium dioxide, an additive (E171) commonly used in foodstuffs, especially confectionery.
Additive found in toothpaste and food products could cause cancer
PDF) Toxicological and hygienic assessment of titanium dioxide
Titanium dioxide: E171 first enters the blood via the mouth
Fresh concerns over titanium dioxide safety as study prompts
Study Supports Food Safety of Titanium Dioxide, Addresses Data
EU U-turns on 'unsafe' common food additive linked with cancer
Food additive found in over 900 common food products increases
European Union outlaws use of carcinogenic food additive titanium
Titanium dioxide food additive under review, after study finds
Titanium Dioxide—An Additive You Must Avoid!