I prefer the Royal Canin dental chews. Dentastix give mine the trots.

Mine have white rawhide or fresh bones. At almost 10 and 11, they have perfectly clean teeth. No longer bright white, but no horrible buildup.

__________________

I am just a worthless liar.
I am just an imbecile.
I will only complicate you.
Trust in me and fall as well.
I will find a center in you.
I will chew it up and leave,
I will work to elevate you
just enough to bring you down