It’s particularly useful in sunscreen as it has impressive UV resistance and helps block the sun’s UVA and UVB rays from reaching your skin (6Trusted Source).
It’s also used in food products to provide a white color. Candies, cakes and creamers are examples of foods that may contain titanium dioxide for its color enhancing and bleaching properties.
Titanium dioxide is used in a wide range of food products and consumer goods – from candy to sunscreen and house paint. The U.S. Food and Drug Administration maintains that the regulated use of titanium dioxide, specifically as a color additive in food, is safe under some restrictions.
Titanium dioxide, a versatile and widely used mineral, exists in two primary crystalline forms - Anatase and Rutile. Both these forms have distinct properties that make them suitable for various applications, from sunscreen to paint, and from electronics to ceramics. As such, the demand for high-quality Anatase and Rutile suppliers is on the rise.
* Known for its high-quality lithopone B311, which is widely used in the construction industry.
The assessment was conducted following a rigorous methodology and taking into consideration many thousands of studies that have become available since EFSA’s previous assessment in 2016, including new scientific evidence and data on nanoparticles.
Moreover, NIOSH has also delved into the emerging field of nanotechnology, where TiO2 nanoparticles find applications in sunscreens, self-cleaning surfaces, and air purification systems. These nanoparticles can have different toxicological properties than their bulk counterparts, necessitating a more nuanced approach to risk assessment These nanoparticles can have different toxicological properties than their bulk counterparts, necessitating a more nuanced approach to risk assessmentThe main concern with nanoparticles is that they are so tiny that they are absorbed into the skin more than we want them (ideally sunscreen should remain on the surface of the skin). Once absorbed they might form unwanted complexes with proteins and they might promote the formation of evil free radicals. But do not panic, these are concerns under investigation. A 2009 review article about the safety of nanoparticles summarizes this, to date, in-vivo and in-vitro studies have not demonstrated percutaneous penetration of nanosized particles in titanium dioxide and zinc oxide sunscreens. The English translation is, so far it looks like sunscreens with nanoparticles do stay on the surface of the skin where they should be.
5. Geographical Availability Depending on the location of businesses, suppliers with a good logistical network can ensure timely delivery and availability of stock. Local suppliers may also provide cost advantages compared to international counterparts due to reduced shipping fees.
Nanotoxicology “focuses on determining the adverse effects of nanomaterials on human health and the environment.”
Titanium dioxide, represented by its chemical formula TiO2, is a white inorganic compound widely recognized for its broad range of applications. This oxide of titanium is not only the most common form of titanium but also one of the most abundantly found compounds in the earth's crust. Its unique properties have made it an indispensable material in various industries, from pigments to advanced materials science. The significance of lithopone pigment lies in its ability to enhance product quality while ensuring cost-effectiveness. Its non-toxic nature further cements its position as a preferred choice for manufacturers aiming to align their processes with environmental sustainability standards. The whiteness and chemical stability of lithopone make it a versatile addition to products ranging from cosmetics to high-performance industrial coatings.Titanium dioxide is a mineral that’s used as a white coloring in a variety of products, including sunscreens, cosmetics, paints, and plastics. The pigment grade is also known as titanium white, pigment white 6, or CI 77891; it's the whitest and brightest of all known pigments.
Regulatory agencies around the world are currently working to establish guidelines for the safe use of TiO2 in consumer products and water supplies. In the meantime, consumers can take steps to minimize their exposure to TiO2 by choosing products that do not contain the pigment and using water filters that can remove nanoparticles. Zinc Sulfide (ZnS) Suppliers Ensuring Quality and SustainabilityIn short, no, research demonstrates that E171 is safe when consumed in normal situations.
Moreover, how we're exposed to an ingredient matters significantly in terms of our health and potential toxicity.
Research shows that inhaling titanium dioxide particles in significant quantities over time can cause adverse health outcomes. Unless you work in an industrial setting, inhaling substantial amounts of titanium dioxide is highly unlikely.
Research supports that applying titanium dioxide to the skin in the form of sunscreens, makeup, and other topical products does not pose a health risk.
Overwhelmingly, research that's relevant to human exposure shows us that E171 is safe when ingested normally through foods and drugs (1,2).
Again, other research suggests that E171 could cause harm; however, those research processes did not design their studies to model how people are exposed to E171. Research that adds E171 to drinking water, utilizes direct injections, or gives research animals E171 through a feeding apparatus is not replicating typical human exposure, which occurs through food and medicine consumption.
Read more in-depth about the titanium dioxide risk at go.msu.edu/8Dp5.