The plant used to tea processing is the Camellia Sinensis.
For each type of tea, they should submit or ignore the shoots and leaves at different transformation processes. Some of the major compounds of the leaf tea are polyphenols that act as antioxidants. Caffeine, theophylline and theobromine, central nervous system stimulants. L-theanine, stress acting on amino acid neurotransmitters and stimulates alpha waves that increase brain activity allowing body and brain stay calm. Among the null oxidation of green tea and the total oxidation of the black tea, there are a wide range of teas partially oolongs known as oxidized or blue teas. The leaves are undergone to a different degrees of oxidation to get diversity aromatic notes.