1. “Special report: The truth about herbal supplements,”;Wasik;Consumers Digest,July 1, 1999
2. S Barrett “FTC guidelines for ‘dietary supplement’ advertising claims.” http://www.mlmwatch.org/06FTC/ftcadguide.html
3. Ibid
4. “Definition of nutraceutical.” http://www.nutraceticalalliance.com/about_definition.html
5. CM Hasler “Functional foods: Their role in disease prevention and health promotion.” http://www.quack-watch.com/03HealthPromotion/ff.html