plaque off

Hi, is there any safe, natural dental chews that can be used to treat plaque and tartar build-up and even red, sensitive inflamed gums where the plaque and tartar build-up is? Or any gels that will sooth the red, sensitive inflamed gums? Should I try and brush where the tartar and plaque is to...

I ordered some of the plaque off today to try for Leo... The web site to explain it is: http://www.plaqueoff.com He has yellow gunk on his teeth in the back, and his little rodent ulcers are starting to come back on his top lip. The vet was worried that it may eventually show up as...