A whitehead is a closed comedone in which the blocked hair follicle remains covered by a thin layer of skin.
Because the contents are not exposed to air, they usually appear white or flesh-coloured instead of black.
See also
A whitehead is a closed comedone in which the blocked hair follicle remains covered by a thin layer of skin.
Because the contents are not exposed to air, they usually appear white or flesh-coloured instead of black.
See also