Ultra M.D.™ is an 50-1 "Marvelous Diluting" shampoo that is excellent for deep cleansing. Ultra M.D.™ contains Australian tea tree oil. Removes odors, dirt, grease and leaves a fresh clean scent and great shine. Ultra M.D.™ is mild, pH balanced, natural, bio-degradable and leaves a super fresh scent. Formulated for dogs, cats, puppies, kittens, ferrets & farm animals.