Phenolic content in tea green tea. Catechins constitute about 25% of the dry mass of a fresh tea leaf, although total catechin content varies widely depending on species, clonal variation, growing location, season, light variation, and altitude. They are present in nearly all teas made from "Camellia sinensis", including white tea, green tea, black tea and oolong tea. Of all the catechins in tea, EGCG is the main subject of scientific study with regard to its potential health effects. 4-Hydroxybenzoic acid, 3,4-dihydroxybenzoic acid (protocatechuic acid), 3-methoxy-4-hydroxy-hippuric acid and 3-methoxy-4-hydroxybenzoic acid (vanillic acid) are the main catechins metabolites found in humans after consumption of green
Dominican tea culture Dominican tea culture Dominican tea culture combines many customs adapted from various colonial and immigrant cultures that have mingled in Dominica. "Bush teas", made from local herbal plants and often taken for medicinal purposes, are a traditional part of Dominica's culture. Dominica's tropical rainforest climate makes it suitable for cultivating many types of plant that may be used to make teas. The word "tea" has a broader meaning in Dominica than in most other parts of the English-speaking world. In Dominica, the word is used for many beverages other than the traditional Camellia sinensis imported from Asia. Imported tea from