If you are experiencing constant excessive hair shedding your pet may not be getting the proper nutrients he needs to maintain a healthy shiny coat. Healthy fur and coats are not falling out all over the place. Your pet's skin and coat are good indicators of his overall health. His fur is what you see every day. If the coat is just awful he may not be getting all the proper nutrients he needs to maintain his good health. Food with the number one ingredient should be meat and a supplement would help a lot as well.