Green Tea Side Effects & Warnings

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Green Tea can cause allergic reactions.

Green tea contains caffeine which has been shown to increase anxiety and impair sleep. Caffeine can interfere with many prescription medications causing adverse reactions or dangerous interactions.

Results suggest that tea consumption inhibits the utilization of thiamin

Green Tea has been associated with documented reports of potential interactions with warfarin.

Over consumption may cause irritability, insomnia, nervousness, and tachycardia. Because studies on its possible teratogenic effect are inconclusive, caffeine consumption is contraindicated during pregnancy. Lactating women should also limit caffeine intake to avoid sleep disorders in infants.


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