In this study, it was aimed to evaluate the self-care behaviors, dietary and medication compliance of patients with heart failure.The study was conducted as a cross-sectional sampling study between April and August 2016. After identifying the clinical diagnosis and treatment, 120 patients who were diagnosed with HF were included in the study. Data were obtained by using personal information form, Turkish versions of the European Heart Failure Self-care Behavior Scale (EHFScBS), Beliefs about Medication Compliance Scale and Beliefs about Dietary Compliance Scale for patients with HF. The mean score on EHFSc BS was found to be 31.20± 8.05. Benefit and barrier subscale mean scores were found to be 26.11 ± 4.23 and 13.09 ± 3.5 for dietary compliance and 20.44 ± 2.7 and 22.36 ± 3.8 for medication compliance, respectively. According to the results of the study ıt was found that there was a moderate relationship between self-care behaviors and dietary compliance (r=0,538,p<0,05) benefits and medication compliance (r=0,420, p<0,05 ) benefits.