What is the best dog shampoo for a long haired St. Bernard?

Question

I have a huge St. Bernard and I can never find the right shampoos for her! they never seem to get all the dirt stains off. no matter how much the shampoo costs, i need it!

Answer 1

A 55 gal. drum of harts dog shampoo

Answer 2

My grandma had a white dog when I was younger....She always would look dirty. We bought Hartz Whitening Shampoo. It would help take the dirt out of her furr. It's reasonably priced and can be bought just about anywhere.