RESEARCH ARTICLE

DOI 10.1186/s12877-015-0033-0ventions in older people has received growing attention.Barcelona, Spain Full list of author information is available at the end of the articleBackground Over past decades, the oldest group (aged over 80) has been the most rapidly growing population segment, and is expected to reach 10 % in developed countries by 2050 [1]. The evidence shows the importance of the role of nutrition in the prevention and postponement of disabil-ity in elderly people [2]. Currently, the prevalence of malnutrition in the community of people aged over 65 is 5.8 % [3], although a recent study in our cohort showed that 34.5 % of community-dwelling 85 year-olds was at nutritional risk according to the Mini-Nutritional As-sessment (MNA) [4]. Malnutrition is a well known sig-nificant source of morbidity and mortality for older adults [5]. Usually, the reasons for poor nutritional sta-tus in older people are multifaceted. So, social, physio-logical and psychological changes associated with aging are determining factors in nutritional intake in the eld-erly and have been described as risk factors for malnutri-tion [6]. In the literature, the effectiveness of nutrition inter