The young, unfermented green tea leaves used phytotherapeutically, quickly stabilized by brief heating and then dried.
Ingredients: caffeine (2 to 4%), theobromine (0.05%) and theophylline (traces); polyphenols (up to 30%): (-)-epigallocatechin-3-O-gallate (EGCG, up to 12%), (-)-epicatechin-3-O-gallate (ECG), catechin tannins, gallotannins, ellagitannins, flavonoids, phenolcarboxylic acids, theanine (amino acid), ascorbic acid, triterpene saponins, minerals and fluorides.
The quality is defined in the European Pharmacopoeia (Ph. Eur.).
HMPC monograph: Traditional-use: fatigue, weakness
ESCOP: not processed.
Commission E: not processed
Folk medicine: for diarrhea, upset stomach