brady138 brady138
  • 04-01-2019
  • Health
contestada

A blackhead is an accumulation of oily material produced by what?

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alleah77
alleah77 alleah77
  • 04-01-2019

The oily material is produced by the sebaceous glands.

The dark black color, however, is not caused by a buildup of dirt, as many people believe. It is actually a build of of excess   melanin that is trapped in  a gland.

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