What's a safe aspirin dose for liver protection?

There isn’t a safe or proven aspirin dose for “liver protection.” Aspirin is not used to protect the liver, and taking it specifically to guard the liver isn’t supported by evidence. In fact, in people with liver disease it can raise bleeding risk and other complications, so dosing should be guided by a clinician.

If you’re asking about aspirin for other reasons, here are common adult dosing ranges:
- Pain/fever relief: 325–650 mg every 4–6 hours as needed; do not exceed 4,000 mg (4 g) in 24 hours.
- Cardiovascular prevention (low-dose): typically 75–100 mg once daily, but only if a doctor has recommended it for you.

Important cautions, especially with liver issues:
- People with liver disease or cirrhosis may have increased bleeding risk with aspirin and other NSAIDs; many clinicians avoid NSAIDs in cirrhosis unless specifically advised.
- Avoid in children and teens with viral illnesses due to Reye’s syndrome risk.
- Do not exceed your doctor’s recommended dose, and avoid other NSAIDs unless advised.
- Be mindful of interactions (anticoagulants, other NSAIDs, alcohol, acetaminophen) and underlying conditions.

If you can share more details (your goal for aspirin, whether you have liver disease, other meds you’re taking, age), I can tailor the information and help you think through questions to ask your clinician. For personalized dosing and safety, please consult your doctor or a pharmacist.