Objective: To assess for the validity of a future trial, the current feasibility study aimed to compare the feasibility and efficacy of a web‐ and workshop‐based education intervention for caregivers of adults with eating disorders. Methods: Psychoeducation was provided to caregivers, who were randomly assigned to a web or workshop condition. Independent samples t tests were conducted to analyse the between‐group effect sizes for intervention condition with regard to change over time.