“…The conducted literary search yielded ten potentially qualified articles on charcoal as an ingredient in mouthwash or rinse for oral hygiene purposes; however, none of the publications met the inclusion criteria. 4,5,6,7,8,9,10,11,12,13 Product information The inclusion of charcoal was the sine qua non for this investigation. With respect to therapeutic agents, fluoride was found in 13.9% (5/36) of the products, and 8.3% (3/36) of the brands contained cetylpyridinium chloride or chlorhexidine.…”