- Dimethicone is a silicone-based polymer that is known for its emollient properties. It is commonly used in skincare products to create a smooth and silky texture, as well as to help reduce the appearance of fine lines and wrinkles. When combined with titanium dioxide, dimethicone forms a barrier on the skin's surface, helping to lock in moisture and protect the skin from environmental stressors.
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That being said, most experts tell us that these potential health risks shouldn’t trouble us, because titanium dioxide has been used in the market for decades, and no adverse reactions have been reported by users. The bottom line is that when used correctly, titanium dioxide should be a safe ingredient that’s safe for all skin types, every day
Titanium dioxide is produced in two main forms. The primary form, comprising over 98 percent of total production, is pigment grade titanium dioxide. The pigmentary form makes use of titanium dioxide’s excellent light-scattering properties in applications that require white opacity and brightness.
Molecular weight: 412.23
This cytotoxic effect was also reported before; i.e. Natarajan et al. conducted an experiment that found a strong oxidative stress, morphological changes in mitochondria and substantial loss in the fusion of primary hepatocytes exposed to P25TiO2NPs [52].