When E171 is part of a food product, it passes through the digestive system without causing harm because E171 combines with the other ingredients. 

Below 10% substitution, 1 kg of TiO2 should be replaced by 1 kg of Lithopone 30%.  

In addition to its use in paints and coatings, TiO2 powder is also used in the production of plastics, inks, and ceramics. It is valued for its ability to impart whiteness and brightness to these materials, as well as its UV-blocking properties. TiO2 powder suppliers play a crucial role in providing these industries with the high-quality TiO2 powder they need to produce their products.