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Should I let my doctor know I'm taking vitamin B1 (thiamine) supplements?

Thiamine (vitamin B1) is generally safe for most adults and interacts with few medications, but it's always a good idea to tell your doctor about any medications or supplements you take, including over-the-counter (OTC) vitamins and non-prescription drugs. 

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.