These act like anti-oxidants, protecting the body from cell damage that can lead to health problems. Research found that both green and balck teas are able to fight cancers at every stage of their Some research showed that tea components helped during the final two stages of cancer, including the last, metastasis, when cancer spreads to other parts of the body. Longevity and anti-aging. Some believe organic tea has no caffeine, it does. Only herbal teas that do not have caffeine.
Green tea has about half the caffeine of black tea while herbal tea has none.
Research showed that there are tannins in tea, and for those concerned about extra acid in the stomach, tea has no tannic acid.