... following. Bamboo leaf extractBamboo leaf extractActive Ingredient: flavonoidsSpecification: 15%Test Method:UV-VISBamboo leaf extract Caulis Bambusae flavonoids ... flavone,phenolic acid,lactone,polyose,amino acid,microelements,etc,with enhanced effects of anti-radical and blood vessel ... to dissove in hot water and low-density alcohol with high thermal and water stability,processing flexibility,and ...