Healthspan Joint Treat Bones Plus For DogsAbout this item Nutritious and delicious dog treats complete with omega rich green lipped mussel, salmon oil and calcium for added joint health benefits. Every dog deserves a treat, so why not make it one thats beneficial for their health too? Dog biscuits were first created in the mid 19th century and the recipe was a secret combination of meat and vegetables. Times have moved on and treats can now be both tasty and great for dogs every day mobility.