Many folks use Liquid Chlorophyll in their dog's water. It cleanses the blood gradually and deodorizes. The neat thing about it is that it's not just taking smells away … it's feeding the whole intestinal tract and gently cleaning out the toxins that accumulate in our bodies. Read more about it here:
It's available in pints or quarts. I have a friend that uses it all the time. We have a cat and I use it in her water also. It's mentioned in the pet area of our website:
which says this:
Chlorophyll, Liquid – builds healthy blood, improves body and breath odor, tonic and gentle cleanser. Add a squirt or two to pet's water dish daily. Cats Magazine mentions using this for strong odor for male show cats.
Also a “shampoo” that removes odors and is good on the skin (proper pH) is Sunshine Concentrate:
Blessings to you and your pets!