Breakfast is an integral part of a balanced dietary pattern. Having breakfast is recognized as a healthy practice. The purpose of the study was to assess the breakfast behaviour of adolescents of Karnataka and its contribution to nutrient intake. A total of 1000 adolescents of 13-16 years (both gender) were selected from rural and urban areas of Dharwad taluk of Karnataka. Data on breakfast behaviour was collected through personal interview method. A sub sample of 30% (300 adolescents) of boys and girls (13-16 yrs) were selected from rural and urban Dharwad taluk. Dietary intake of breakfast consumers and skippers was recorded by 24 hr dietary recall method. Statistical analysis was done using 't' test. Majority of rural (94.20%) and urban (88.60%) adolescents consumed breakfast. Breakfast consuming girls could meet 59.39 (13-15 yrs) and 61.28% (16-17 yrs) of one third RDA of energy.