Cats can eat two to three egg yolks a week. Egg yolks can help cats repair their hair, and they also contain vitamins, proteins, minerals and other nutrients, which can provide cats with their daily needs.

But you can't give it too much, because there is cholesterol in the egg yolks. If you give your cat too much. It may cause the cat to gain weight, and may even cause health problems such as hyperlipidemia and kidney burden.