... ( Dried,100% natural) Active Ingredientsflavone, phenolic acid, lactone, polyose, amino acid, microelements Product Specification20% Flavonoids (TLC) Product ... leaf extract include flavone, phenolic acid, lactone, polyose, amino acid, microelements, etc, with enhanced effects of anti-radical and ... in hot water and low-density alcohol with high thermal and water stability,processing flexibility ...