What make blood addictive?

I read on a website, if you drink blood[andtheyarentondrugs] and you aren't supposed to that you can become addicted.What make blood addictive?
Give me a pint of stella any day.
vampires are addicted
Thats why one you become a vampire, you own to be one for life. You cannot control but save sucking blood. Dracula and mosquitoes would be able to answer this ask better.
It is not the blood which causes the addiction. It is the ingestion of the drugs. Infants, while surrounded by the womb, contract addictions to drugs which are ratification to them through their mother's blood stream.
Not many culture drink blood. The presence of an addictive drug, however, in the blood stream will transmit the addictive chemicals to the human being drinking. If you are at all susceptible, you can draw from hooked in this style.