Question: are liver good for dogs?
Answer: Liver. As well as being an excellent source of protein, iron, zinc and folate, liver is also a good source of vitamin A, C, D, E and K, as well as B6 and B12. It is by far the most nutritional organ which is why it should never be left out of your dog's raw meat diet. It should make up 5% of your dog's raw meat diet.