According to Google, it's somewhat of a gray area, but I'd be happy to do more research if you want to message me. I spent about 10 minutes looking around but it's not an easy answer. Again, feel free to message me and I hope you are successful in what you are looking for. ===================== Health Aid (http://www.worldwideshoppingmall.co.uk/body-soul/lutien.asp) | Jason Natural Products (http://www.worldwideshoppingmall.co.uk/body-beauty/jason-natural.asp)