what is the acidity of tea
Teaâs Acidity. Tea contains tannic acid, which becomes bitterer as the tea is steeped. Depending on the type, tea has a pH ranging from 4.0 to 6.0. Ginger tea and green tea are lowest in acidity. Many coffee manufacturers, like Puroast and Hevla, offer low acid coffee. Yunnan tea has a low acid level, as do ginger and green teas.