Both groups: questionnaires and hair samples in both randomized groups. The investigators take about 150 strands of hair of 3 cm length twice in the experiment. Attendance for Biochemistry and objective examinations like the usual procedures for patients with PCOS, ie. this is performed whether the patient is involved in the trial or not. There will be two blood counts during the experiment, one at the start and one at 6 months. Blood sampling is carried out whether the patient is involved in the trial or not. Parameters measured at baseline and after 6 months: