Those who promote the use of enemas might be capitalizing on these thoughts by emphasizing that enemas are cleansing or, in some cases, contain natural or herbal ingredients such as chamomile or caffeine, Greenwald says, but he stresses that there’s no medical support for the use of herbs or other materials in an enema.
Enemas are also touted for weight-loss purposes, but Greenwald disputes their usefulness for this purpose as well. “We are not carrying around pounds of unprocessed waste