Customer Inquiry: How much caffeine is in green tea? I often feel sluggish at work and have a habit of drinking green tea every day to wake up, but I’ve heard it also contains caffeine and that drinking too much is bad for you. Could you tell me what the caffeine content is and what the recommended limits are?
Chang Hsing Tea: That’s right! Green tea does contain caffeine, and drinking too much can lead to symptoms like insomnia, jitteriness, and poor iron absorption. It’s best to enjoy it in moderation to avoid consuming too much caffeine from drinking excessive green tea. The caffeine content in green tea is about 8 mg to 30 mg per 100 ml. For a 150 ml cup, the caffeine content ranges from 12 mg to 45 mg.
The recommended daily caffeine intake is 400 mg. It is best to drink green tea in moderation to avoid excessive caffeine intake, which can cause issues like insomnia and negatively impact your health.
▲The daily green tea limit is 300 mg; excessive consumption can negatively affect health.