Extensive information on treatment options for diabetes, and the complications of diabetes. Nutritional, herbal, dietary, and lifestyle considerations are discussed. Herbs that contain constituents that have an insulin-type action in the body are examined. Experimental studies are also included. Herbs discussed include: onions, prickly pear cactus, garlic, fenugreek, bitter melon, brickellia, cinnamon, jambul, devil’s club, dandelion, schisandra, ginger, ginseng, bilberry, gingko, cayenne, and gymnema sylvestre.