If you are travelling to a country where any type of Hepatitis is endemic. Or if you are engaging in risky behaviour. Here is a short overview:
Hep A – S. America, Africa, Russia, Asia
Hep B – Asia, Africa S. America, Caribbean
Hep C – there is no vaccine for Hep C. You can become infected if you come in contact with the blood of an infected person.
Hep D – this is a secondary infection to Hep B. There is no vaccine for this type of Hepatitis. Vaccine against Hep B is the only protection against Hep D.
Hep E – there is currently no vaccine against this type of Hepatitis outside of China.