The Effect of Melatonin Supplementation on Fatigue Symptoms During Chemotherapy Treatment of Breast Cancer Patients

Patients of the Intervention group (melatonin group) received a personalized dietary plan based on the Mediterranean Diet, together with a booklet of lifestyle guidelines (nutritional and physical activity), all generated by a Clinical Decision Support System (CDSS). Moreover, participants in the Intervention group consumed one melatonin tablet per day, containing 1 mg of melatonin, together with water for a total of three months.