Yes. According to the FDA and other regulatory agencies globally, “titanium dioxide may be safely used for coloring foods”. Titanium dioxide is safe to use, and the FDA provides strict guidance on how much can be used in food. The amount of food-grade titanium dioxide that is used is extremely small; the FDA has set a limit of 1 percent titanium dioxide for food. There is currently no indication of a health risk at this level of exposure through the diet.
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Advanced techniques such as hydrothermal synthesis, sol-gel processes, and chemical vapor deposition are employed to achieve the desired nanoscale dimensions and crystalline forms Advanced techniques such as hydrothermal synthesis, sol-gel processes, and chemical vapor deposition are employed to achieve the desired nanoscale dimensions and crystalline forms