Next tobetter chemotherapy tolerance, STF was not associated with any serious sideeffects.11 Similar findings were reported in a study of 13 women withHER2-negative breast cancer who were treated with chemotherapy.44 Eligiblepatients with HER2-negative stage II/III breast cancer receiving (neo)-adjuvantchemotherapy (docetaxel/doxorubicin/cyclophosphamide) were randomized to fast 24 hbefore and after commencing chemotherapy, or to eat according to the guidelines forhealthy nutrition. Here, ERBB2 is linked to breast cancer.