A common food additive found in chewing gums, chocolates and breads may significantly reduce the ability of small intestine cells to absorb nutrients and block pathogens, a new study has warned.
“Titanium oxide is a common food additive and people have been eating a lot of it for a long time, but we were interested in some of the subtle effects, and we think people should know about them,” said Gretchen Mahler, a professor at the Binghamton University in the US.
“There has been previous work on how titanium oxide nanoparticles affects microvilli, but we are looking at much lower concentrations,” Mahler

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