tio2 e171 manufacturers

In addition to its biocompatibility, titanium dioxide also possesses excellent photocatalytic properties. When exposed to ultraviolet light, it can generate reactive oxygen species, which have potent antibacterial effects. This property makes titanium dioxide a promising candidate for developing anti-infective medical products. For example, titanium dioxide-coated medical devices could reduce the risk of bacterial infection by killing bacteria on their surface.

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When used in food specifically, titanium dioxide is known as an additive called E171 and can be found in products like candy, chocolate, coffee creamer, cake decorations, chewing gum and even vitamin supplements. E171 is often used as coloring additive in foods, to lend the processed item a natural whiteness and opacity — such as in Skittles candy, where it's used as a white base to help give the candies their signature bright, colorful hue.

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