Some on one of the lists are discussing this product -- I have no idea if it works but given the link between gum/teeth problems and heart disease I thought I'd post the link for anyone interested.
http://www.calvetsupply.com/index.asp?PageAction=VIEWPROD&ProdID=799
Personally I find it hard to imagine how some algae would remove plaque but maybe some others know.
http://www.calvetsupply.com/index.asp?PageAction=VIEWPROD&ProdID=799
Personally I find it hard to imagine how some algae would remove plaque but maybe some others know.