Orthorexia nervosa versus healthy orthorexia: Anxiety, perfectionism, and mindfulness as risk and preventative factors of distress.

Background: Orthorexia nervosa is a recently conceptualised pathological entity presenting as an obsessive focus on healthy eating with associated psychosocial impairment.

Aims: The present study investigated the differential associations between orthorexia nervosa and healthy orthorexia with distress and impairment.

Materials & Methods: With a community sample (N = 268) multiple measures of orthorexia nervosa and health orthorexia were compared as explanatory variables in mediation structural equation modelling (SEM).