Drinking red bull has no effect on the hepatitis B test, but it will have an effect on the liver function test. Hepatitis B test includes hepatitis B surface antigen, hepatitis B surface antibody, hepatitis B e antigen, hepatitis B e antibody, hepatitis B core antibody, which does not require fasting, and general food and drink will not affect the results. If you drink red bull for liver function test, it will have some effect. Hepatitis B triple yang is more infectious, the virus replication is active, do hepatitis B examination at the same time to do liver function test, need to fasting state under the blood draw, can not drink red bull or will affect the results of liver function test. If the small triple positive patients, the virus is not replicated, it is recommended to do regular hepatitis B examination, liver function tests, if found that the virus replicates, need to comply with the doctor’s instructions for timely treatment.