Is hepatitis B transmitted through sharing bowls and chopsticks?

Sep 03, 2025 Source: Cainiu Health
Dr. Gao Jun
Introduction
Under normal circumstances, hepatitis B refers to chronic hepatitis B. Whether sharing tableware can transmit the hepatitis B virus among individuals with chronic hepatitis B needs to be determined based on specific circumstances. In daily life, it is important to maintain cleanliness of tableware and perform regular high-temperature disinfection. If a family member has chronic hepatitis B, it is recommended to undergo regular liver function tests and viral load monitoring. Individuals who have not received the relevant vaccine should consult a doctor about getting vaccinated to reduce the risk of infection.

Generally speaking, hepatitis B refers to chronic hepatitis B. Whether sharing tableware such as bowls and chopsticks can transmit the hepatitis B virus depends on specific circumstances. Detailed analysis is as follows:

Chronic hepatitis B mainly spreads through blood and bodily fluids. The virus has limited survival ability in external environments, and after cleaning and disinfection, it is difficult for the virus to remain on tableware such as chopsticks and bowls. If the user's oral mucosa is intact without damage, ulcers, or bleeding, even if exposed to trace amounts of virus, it is difficult for the virus to enter the body and cause infection. Therefore, the risk of sharing clean tableware in daily life is low.

If the user has obvious oral wounds, bleeding gums, or oral ulcers, and the chopsticks and bowls are not thoroughly cleaned and disinfected, and are contaminated with an infected person's blood or saliva, the virus might enter a healthy person's body through the wound. However, the probability of this situation is extremely low, as multiple conditions must simultaneously exist, including oral damage, contaminated tableware, and sufficient viral load.

In daily life, it is important to maintain cleanliness of tableware and regularly disinfect it with high temperatures. If any family members have chronic hepatitis B, it is recommended they undergo regular liver function tests and viral load monitoring. Individuals who have not received related vaccinations can consult a doctor about receiving vaccines to reduce the risk of infection. It should be noted that chronic hepatitis B differs from hepatitis A in transmission routes; the former does not spread through the digestive tract, so there is no need for excessive panic.

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