You are required to wash the head of hair on a standard basis so the dirt which isn't caught on your head simply because of wind blowing is washed away. If you have a mild daily shampoo at home, you can in fact use it to wash your mane on a normal basis any kind of adverse problems. https://vuf.minagricultura.gov.co/Lists/Informacin%20Servicios%20Web/DispForm.aspx?ID=8900713