Natural health product use in Canada: analysis of the National Population Health Survey.

BACKGROUND: The use of natural health products (NHPs) in Western countries has increased dramatically over the past two decades. Although prevalence estimates have been published in the U.S. and elsewhere, little is known about the characteristics of persons who use NHPs. OBJECTIVES: To measure the prevalence of NHP use among adults in Canada, identify the most commonly used agents, and determine the socioeconomic, demographic, and …