What Are the Titer Levels for Hepatitis B?

By Staff WriterLast Updated Apr 17, 2020 5:03:54 AM ET

Hepatitis B surface antibody titers of greater than or equal to 12 milli-units per milliliter indicate immunity to hepatitis B, states Mayo Medical Laboratories. Titers less than 5 milli-international units per milliliter indicate the lack of an immune response. Titer results do not distinguish between infection or immunization responses.