Face Mites or Demodex folliculorum is thought to contribute to hair loss / thinning on the scalp and eyelashes, and also acne.
People with hair loss are more likely to have an infestation Demodex folliculorum, while those with a full head of hair are more likely to not have an infestation.
It is thought that most mammals have some Demodex folliculorum
living in their hair follicles, but a lowered immune system, or stress, or perhaps diet or life style the Demodex folliculorum reproduce at a greater rate, contributing to the skin and hair problems.