Coffee, Not Caffeine; Tea, Not Tannins
Members of the Church of Jesus Christ adhere to a code of health first outlined in an 1833 revelation to the prophet Joseph Smith. He taught the saints that "hot drinks are not for the body or belly" (Doctrine and Covenants 89:9). Subsequent revelations have clarified this injunction by identifying coffee and tea as the "hot drinks" referenced. Some well-meaning members have interpreted this focus on coffee and tea as a condemnation of caffeine because that is one compound which both drinks share, but coffee, not caffeine, is the banned substance--and with good reason. While caffeine may be harmful, studies have shown that coffee contains other substances which impair human health. According to a 1997 article published in The American Journal of Clinical Nutrition , "the polyphenols (tannins) in coffee bind to iron in the intestinal lumen, forming an insoluble complex and thereby inhibiting iron absorption" (168). A second article, published ...