Does the subject want to ask "Can puppies eat fish oil and will it affect blood vessels?"? You can eat it. It has an impact. EP and DH in fish oil can maintain the cardiovascular health of dogs, reduce the risk of diseases such as heart disease and hypertension, have a good impact on blood vessels and reduce the damage of blood vessel walls. Fish oil is the general name of all oily substances in fish, which comes from the body of large marine fish and is refined from fish fat. It has the functions of preventing coronary heart disease, promoting the development of brain and retina, and regulating blood lipids.