“…In Canada, NHPs have a status similar to that of drugs, while other countries continue to regulate NHPs as dietary food supplements [2,3]. In late 2009, fewer than 15,000 of the 60,000 NHPs currently available on the market had been evaluated by Health Canada [4,5]. A telephone survey of 2,004 Canadian adults [6] reported that 71% of the respondents had already used NHPs, 38% regularly, 37% seasonally and 11% weekly.…”