The European Food Safety Authority (EFSA) carried out a public consultation to receive input from the scientific community and all interested parties on a draft scientific and technical guidance for the preparation and presentation of an application for authorisation of an infant and/or follow-on formula manufactured from protein hydrolysates, prepared by the EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA Panel) and endorsed by the Panel for public consultation at its Plenary meeting on 14 December 2016. The written public consultation for this document was open from 13 January to 3 March 2017. EFSA received comments from seven interested parties. EFSA and its NDA Panel wish to thank all stakeholders for their contributions. The current report summarises the outcome of the public consultation, and includes a summary of the comments received and how the comments were addressed. The NDA Panel prepared an updated version of the scientific draft scientific and technical guidance for the preparation and presentation of an application for authorisation of an infant and/or follow-on formula manufactured from protein hydrolysates taking into account the comments received. The Opinion was discussed and adopted at the NDA Plenary meeting on 5 April 2017, and is published in the EFSA Journal.