Generally speaking,seborrhoea is associated with excessive sebum production by the sebaceous glands. In certain periods of life - e.g. shortly after birth and during puberty - seborrhoea is even expected, but in other cases, seborrhoea may be caused by, among other things, hormonal disorders and deficiencies of various important nutrients. So when should the occurrence of seborrhoea be consulted with a doctor and what are the treatment options for this problem?