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Story summary
- New medical guidelines recommend against using fish oil and other over-the-counter supplements to manage cholesterol.
- The guidelines say these supplements do not significantly lower LDL cholesterol.
- They may worsen heart health by raising LDL levels and increasing the risk of atrial fibrillation.
- Prescription fish oil remains recommended for certain high-risk patients.
- Even as more than half of U.S. adults take supplements for heart health, statins remain more effective at reducing cardiovascular risk.
