“…For example, how to determine and select healthy donors, how to manage and interpret the unprecedented amount of biological data when the relevance to disease is unknown, how to externalize and collaborate with other banks and clinics nationally and internationally, should volunteers be rewarded financially for giving stool samples to incentivize stool donation (Bolan et al, 2016 ; Terveer et al, 2017 ; Paramsothy et al, 2015 ). Ethical issues in biobank are mainly focused on privacy, informed consent, ownership of samples and information, secondary use of biological specimens, benefit sharing, rules and governance (Cambon-Thomsen, 2004 ; Bledsoe, 2017 ). We will mainly review two issues below:…”