Is Black tea Safe for Hashimoto's Thyroiditis?
For people with Hashimoto's Thyroiditis, Black tea is worth limiting or using with caution both during a flare and in remission. Black tea naturally contains caffeine, which can worsen palpitations, anxiety, or a fast heart rate in people whose thyroid is already overactive.
Status for Hashimoto's
Why this rating?
Black tea naturally contains caffeine, which can worsen palpitations, anxiety, or a fast heart rate in people whose thyroid is already overactive.
People who are sensitive to this ingredient may notice gi, thyroid or endocrine. Individual responses vary, so this symptom category does not replace the condition-specific rating above.
Other conditions
Sources
Published sources
- Sarris, J., & Wardle, J. (Eds.). (2010). Clinical Naturopathy: An Evidence-Based Guide to Practice (1st ed.). Elsevier. ISBN 9780729539265. — literature
Clinical review
Reviewed by Morvarid Nikousokhantayar, MSc Nutrition, Certified Naturopath & Nutritionist — last reviewed September 25, 2026.
This is general dietary information, not medical advice. Talk to your care team about your individual triggers.
Want to check a full product against your conditions?
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