Formerly Chinese Energetics Yin Botanical Support For The Overworked Based On The Classic Chinese Tonifier Rehmannia Six, Liu Wei Di Huang Wan, One Of The Most Strengthening Tonics Of Chinese Herbalism Traditionally Used For Those Who Are Tired And Run Down From Overwork And Inadequate Rest Due To A Fast-Paced Lifestyle Herbal Tonifier For Energy Enhancement Herbal Supplement. Botanical Support For The Overworked. Planetary Formulas Rehmannia Endurance Is Based On The Classic Chinese Tonifier Rehmannia Six: Liu Wei Di Huang Wan, One Of The Most Strengthening Tonics Of Chinese Herbalism. Traditionally It Was Used For Those Who Are Tired And Run Down From Overwork And Inadequate Rest Due To A Fast-Paced Lifestyle. (These Statements Have Not Been Evaluated By The Food And Drug Administration. This Product Is Not Intended To Diagnose, Treat, Cure Or Prevent Any Disease.)