Yes, all tea has caffeine, unless you brew with decaffeinated tea.
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Yes, Ceylon tea does contain caffeine.
No it is a herbal tea that does not contain caffeine!
Yes or no
Hot drinks often contain a diuretic, like caffeine or lemon (e.g. coffee and tea). It has nothing to do with the temperature.
Herbal tea may still contain caffeine, which is a drug
Yes it does.
There is no caffeine. Caffeine is an ingredient and it is not listed on the bottle or can. Push Grape Push Orange Push Lemonaid Push Punch Push Lemon Lime Push Pineapple Push Gingerale Push Lemon Ice Tea Cold Brewew, Caffeine is not listed on in the ingredients but it is brewed with black tea. I believe black tea has caffeine.
Read the label. If it does not contain caffeine, it would say caffeine-free. Otherwise, there is probably caffeine in it.
It depends on the tea. Herbal teas generally are caffeine-free. Green tea is caffeine-free. Black teas (Pekoe, Earl Grey, etc.) *do* contain caffeine.
No. it does not contain caffeine. See the related link below.
i would like to know as well
Gyokuro green tea has the most caffeine of all green teas with the exception of matcha.