Can having diabetes affect my hepatitis B? You are more likely to get liver cancer if you have both hepatitis B and diabetes. If you have hepatitis B, it's important to prevent or manage your diabetes. It's a good idea to talk to your doctor about looking after your health. A healthy lifestyle is important for both hepatitis B and diabetes. To stay healthy you can: eat healthy food exercise drink less alcohol (no alcohol is best) stop smoking References: Hepatitis B Precautions for People Living with Diabetes., Hepatitis B Foundation. Updated 7 November 2022