Guyuan 0.8 two circles

"Ancient Formula Function -- Warming and tonifying kidney yang, strengthening the lower back -- Originating from Traditional Chinese Medicine. Formula Name. *Classified Collection of Verified Medical Prescriptions by Zhu Zuo* was compiled by Zhu Zuo during the Southern Song Dynasty. From Volume 8 of *Classified Collection of Verified Medical Prescriptions by Zhu Zuo*."