Fats, sugars and sodium, nutrients involved in the development of chronic diseases, contribute to sensory properties of many foods in terms of taste, texture and palatability and also to the pleasure associated with their consumption. In addition, food supply has changed in recent decades, offering more foods containing high amounts of fats, sodium and sugars with strong sensory attractiveness. Still, in this context, the influence of sensory determinants on dietary intake and the development of obesity have been little explored.The main objective of this thesis was to investigate the associations between sensory liking for fat, salt and sweet and individual characteristics, and to assess its influence on food consumption and weight status,...