After testing Vetradent® Water Additive for 3 months with my 2 cats and golden retriever, I'm blown away by its plaque-fighting power. That VOHC approval stamp isn't just for show - my vet confirmed visible tartar reduction during our last checkup!

The clear liquid blends seamlessly into water bowls without altering taste (my pets never hesitated to drink). The included measuring cup makes dosing foolproof - just 1 tsp per 16oz water. Morning breath improved dramatically within weeks, especially for my cheese-obsessed dog.

BUT - fountain users beware! When I tried it in my cats' circulating fountain, we encountered the infamous "brown slime" issue others mentioned. Stick to traditional bowls unless you enjoy weekly deep-cleaning sessions.

At $15 for 17oz (lasting ~4 months for my pets), this beats $500 dental cleanings. Pro tip: Buy the dog-specific formula if you have larger breeds - the cat version works but requires more frequent refills.

Final verdict? 4.5/5 stars. Loses half a point for the fountain incompatibility, but otherwise delivers exactly what it promises: affordable, vet-approved dental care that pets actually tolerate.