We included the following in our definition of NHPs: Herbal remedies Homeopathic and naturopathic medicines Traditional medicines such as traditional Chinese medicines Dietary supplements Folk remedies Multivitamins and minerals Products like probiotics, amino acids, essential fatty acids, cod-liver oil, echinacea, and vitamin C or vitamin A for a cold*

NHP—natural health product.

^*Vitamins used according to Canadian Paediatric Society recommendations (eg, vitamin D in breastfed children) or to correct a known deficiency were not considered NHPs.