It is recommended to focus on the physical functionality, chewing, and swallowing performance of individuals diagnosed with scleroderma. There is a need to address children and adults diagnosed with scleroderma comprehensively and to evaluate them on a biopsychosocial basis to support their disease management. The aim was to assess the biopsychosocial characteristics of both children and adults diagnosed with scleroderma and to examine their chewing and swallowing performance. Additionally, this study aims to identify effective scales that can be used in future research to assess chewing and swallowing in individuals diagnosed with scleroderma.