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Question

Why is Mica used in toothpaste ?
  1. It makes toothpaste white
  2. It makes toothpaste sparkle
  3. It makes toothpaste soft
  4. None of these

A
None of these
B
It makes toothpaste white
C
It makes toothpaste sparkle
D
It makes toothpaste soft
Solution
Verified by Toppr

  • In opaque toothpaste, hydrated silica acts as a secondary abrasive.
  • Mica is from the phyllosilicate mineral family — powdered white mica is used in a number of cosmetics, including toothpaste, for its sparkle.
  • It is also used as a mild abrasive to aid in polishing of the tooth surface.

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