... 99%),Catechin(70%-90%),EGCG(60%-98%),Natural Caffeine, Tea Pigment, Tea Polysaccharide, 20%-99% Theanine etc Appearance: Yellow brown ... membrane separation technology, after breaking the cell wall of tea leaf under high pressure, efficiently and targetedly extracts ... then has the beneficial components technically blended, making pure tea extract without pesticide residue, additive free, natural and of ...