Many Juice Bars trick people into buying worthless herbal supplements that may in fact harm you. They claim that products such as echinacaea, guarana and citrin are slimming, will aid memory or will boost the immune system despite little or no evidence. This report from the Australian Consumers Association. http://www.choice.com.au/viewArticle.aspx?id=104543&p=1

“The national regulatory body, Food Standards Australia New Zealand, said there was a ban on health claims for products, and juice bars that did so were promoting their products illegally.”