Background: Information about nutrition knowledge in college students is scarce. Therefore, the aim of this research to document nutrition knowledge in a sample of students from the University of Jordan in Amman using an Arabic index. Methods: An exploratory pilot and replication studies were conducted. The pilot study developed and validated an Arabic Nutrition Knowledge Index (ANKI) in 122 students (aged ≥ 18 years) from the University ofJordan. In the replication study, the demographics scale and the validated ANKI were administered to 470 students from the same institution. Ethical considerations:This manuscript has been read and approved by all authors. The authors confirm that there are no other persons, who satisfied the criteria for authorship, but are not listed. The order of authors listed in the manuscript has been approved by all of them. They also understand that the Corresponding Author is the sole contact for the Editorial process, and holds the responsibility for communicating with the other author about progress, submissions of revisions and final approval of proofs. Moreover, the authors declare that this manuscript is original, has not been published before, and is not currently being considered for publication elsewhere. Furthermore, all data used in the study is confidential and the lead author has full access to the data reported in the manuscript. We confirm that there are no known conflicts of interest associated with this publication, which did not receive any financial support. Finally, the reporting of this work is compliant with The Code of Ethics of the World Medical Association (Declaration of Helsinki). In addition to that, the protocol of this research is approved by the Institutional Review Board at the University of Jordan, Amman, Jordan (ref no.: 2021-89).

this project was not funded