Prepared Rehmannia Root is among the most important and frequently used herbs in Chinese medicines. There are kinds of rehmannia available ? prepared, fresh and raw rehmannia root.
It acts upon the Heart, Liver and Kidney meridians. This sticky, heavy and tonifying root is sweet and slightly warming. Rehmannia root is classified as a tonic for Blood but it is used quite often as a Liver and Kidney tonic as well.