The aim of the study is to evaluate self-reported adherence to and the effects of an intervention model consisting of individualized prescribed dietary advice (DAP) in combination with Motivational Interviewing (MI), social support and mobile services in obese patients in primary health care. The specific aim is to relate effects of the intervention model to self-reported health, biomarkers for coronary heart disease, diabetes, some cancer forms, sleep duration and quality, health economy, oral health, dietary intake and physical activity.