Gallic Acid is a colorless crystalline organic powder. Gallic acid occurs as a free molecule or as part of a tannin molecule. Gallic acid is found in almost all plants. Plants known for their high Gallic acid content include gallnuts, grapes, tea, hops and oak bark. Gallic acid is an organic acid found in a variety of foods and herbs that are well known as powerful antioxidants. In health and medical industry, 更多
