Generally, a dose between 250 - 500 mg (
check caffeine amounts here) could produce some of the above mild to moderate symptoms, especially in those with no tolerance of high caffeine sensitivity.
If you like to start your day or calm yourself with a Starbucks Green Tea Frap or Teavana Iced Green Tea, ask your barista or go online to
check the caffeine amount in each size.
Not exact matches
While there are benefits to
caffeine in small
amounts, you should always
check how much is in your tea, and manage your intake throughout your diet and, if a lot is taken in, gradually taper off after your diet is finished.