It does not matter if the hepatitis B virus surface antibody is positive, it means that the body has protective antibodies against the hepatitis B virus, which is better. Hepatitis B virus surface antibody is one of the five tests for hepatitis B. It is a protective antibody, and when the result is positive, it indicates that the human body has the ability to resist hepatitis B virus infection. Clinically, you can screen whether you have hepatitis B antibodies through the hepatitis B penta test. For people who are negative for hepatitis B surface antibodies, if they are not infected with the hepatitis B virus, they can choose to receive the hepatitis B vaccine to increase their antibodies. Hepatitis B virus is generally transmitted through blood, sexual contact, mother-to-child vertical and other ways, it is recommended that people in need of hepatitis B vaccine to increase the protective effect, usually three injections, all the inoculation is completed one month after the hepatitis B five can be re-checked.