print email comment close Herbal Supplements: What to Know Before You Buy URL: http://www.mayoclinic.com/health/herbal-supplements/SA00044 Description: "Herbal products have active ingredients that can affect how your body functions, in the same way that over-the-counter (OTC) and prescription drugs can." This site helps you "determine whether they're for you, and educate yourself about any products you intend to use." Also includes links to information about herbal supplements and drug interactions, herbal supplement labeling and regulation, and herbal supplements and surgery. From the Mayo Clinic. Publisher: Mayo Foundation for Medical Education and Research Extra Keywords herbal medicine Library of Congress Subject Headings: Dietary supplements Drug interactions Herbs -- Therapeutic use LII Database Information: Record 9726 created by Maria Brandt on 08/01/2005 Last modification on 07/13/2007 Last review by Tom McGibney on 11/02/2005 Published: 08/01/2005   Funding agency: California State Library LII Item ID: http://lii.org/cs/lii/view/item/9726