Pharmacognosy Consulting is an Internet-based herbal medicine business. Company owner Dr. Marilyn Barrett has been offers her skills and talents as an independent consultant in all areas of study pertaining to medical plant research. Dr. Barrett's services have been retained by a number of companies, including Berkeley Premium Nutraceuticals, the Council for Responsible Nutrition and cosmetics giant Mary Kay. In addition to consultation services, Pharmacognosy Consulting offers a wide range of products available for purchase on its Web site.