06.06.13
• US Patent No. 8,435,499 B2; Ji-Won Nam, Uijeongbu-Si, Republic of Korea, has patented a toothpowder composition that contains wheat flour, bamboo salt, burnt alum, pine resin, Nelumbo nucifera gaertner, Asiasarum, Cimicifuga heracleifolia, Angelica dahurica, Platycodon grandiflorus and Flammulina velutipes.