1. Introduction
obesity, MetS
OBESITY, CHRONIC DISEASES
The promotion of healthy diets should be part of population strategies to reduce the burden of chronic diseases. Plant-based diets (provegetarian or flexitarian) in which plant-derived foods are preferentially consumed, but not exclusively, have been associated with a lower risk of obesity (However, a major barrier to eating a healthy diet may be the higher price of these foods. Several studies showed that high adherence to a healthy dietary pattern is associated with higher monetary costs (To our knowledge, only one study assessed the association between the cost of diet and the consumption of recommended servings of fruits and vegetables in young adults with MetS (This study aimed to assess the association between the monetary cost of food and diet quality in Spanish older non-institutionalized adults with MetS.