The unusual properties of Dioscorea batatas. a wild yam. are confirmed by ancient wisdom. modern research and spiritual science. The herb offered here is of biodynamic (super organic) quality. This cultivar is protected under the copyrighted name of Lightroot.

Dioscorea batatas. also known as shan yao or Mountain Herb in Chinese. is famous for its tonic properties. Traditionally it has been used to strengthen the lungs. the kidneys. and the spleen.

The spiritual scientist Rudolf Steiner reveals what is probably the main reason for its effectiveness. i.e. that it has the unique property of storing the so called light ether. R. Steiner called this light ether an indispensable necessity for modern people.