Abstract

Background: Vitamin D deficiency and insufficiency are considered as major health problems in many countries including Jordan. Objective: The aim of this study was to assess the knowledge of Jordanian population regarding vitamin D sources, importance, causes and symptoms of vitamin D deficiency as well as their attitude and practices toward vitamin D’ sources, supplements and laboratory investigations. Methods: This is a cross-sectional study among Jordanian population. A survey was designed using Google Forms online platform. The survey included three main sections with 49 questions covering the aims. Results: The study included a total of 891 participants. The majority were females (75.3%) from the northern of Jordan (66.4%). The participants showed high level of knowledge (80%) regarding sunlight as main source of vitamin D, vitamin D importance for bone health, and the role of limited sunlight exposure as a cause of deficiency. However, they showed moderate (60-79%) or low level of knowledge (

Key words: Vitamin D, knowledge, attitude, supplements, sources, Jordanian population, laboratory investigations, deficiency.