What is the purpose of titanium dioxide in a tablet?

Titanium dioxide serves multiple purposes in pharmaceutical formulations, and one of its primary roles is to enhance the visual characteristics of tablets. By improving the visual transparency and providing a uniform appearance, titanium dioxide contributes to the aesthetic quality of the final product, which can positively impact consumer acceptance and brand perception. Its white pigment properties help achieve a consistent color in tablets, making them more appealing and recognizable.

This aesthetic enhancement plays a significant role in product marketing and user acceptance, as the appearance can influence a patient’s perception of the medication's quality. In addition to aesthetic purposes, titanium dioxide can also contribute to certain functional aspects, such as protecting light-sensitive ingredients by providing an opaque barrier. However, the standout purpose relevant to this question focuses on the visual uniformity and transparency, affirming the selection of this answer.