Drinking too much green tea can lead to caffeine overload, causing symptoms like insomnia, nervousness, and restlessness.
Excessive green tea consumption may cause stomach problems, including nausea, vomiting, and diarrhea.
The tannins in green tea can inhibit iron absorption, potentially leading to iron deficiency anemia over time.
High doses of caffeine from green tea can also trigger headaches and dizziness in some individuals.
Pregnant women should limit their green tea intake as high caffeine levels can affect fetal development and increase the risk of miscarriage.
The caffeine in green tea can exacerbate anxiety and cause heart palpitations in sensitive individuals.
While green tea can be good for oral health, too much of it can stain teeth and lead to dental issues.
Some people may experience skin reactions, such as rashes or hives, after consuming large amounts of green tea.