Do you know a Berry Dirty Dog?? Your doggie will feel as clean as a whistle after being bathed in this shampoo. This all natural formula is made with real Maine blueberries and will sure to be your dog's favorite. U. Berry Clean Dog has a wonderful blueberry scent and is extremely rich in antioxidants. The real blueberry seeds act as a natural exfoliator while soothing skin ailments and inflammation. All Mutt Nose Best Products are sulfate-free and proudly made in Maine. This 14 oz. bottle is very concentrated so a little goes a long way. Human tested and dog approved!