Tannic acid is in a class of chemicals called tannins, which are found in many plants. Tannic acid refers to tannins that can be dissolved in water, as opposed to the other type, or condensed tannins. According to Cornell University Department of Animal Science, tannins are a group of compounds known as plant polyphenols, which cause proteins to bind and form complexes. Tannins are found in many of the foods you eat, including fruits, teas, wine and edible grasses.

1. With the function of antioxidant and antimicrobial;

2. It has the effect on improving the body disease-resistant ability, liver and gastrointestinal system function ;

3. With the function of treating chronic diarrhea and dysentery;

4. With the function of dispelling heat, eliminating irritability, diuretic, cooling blood and detoxification;

5. With the function of enhancing immunity.

1. As pharmaceutical raw materials for clearing heat, anti-inflammation and so on, it is mainly used in pharmaceutical field;

2. As the raw material of product for benefiting stomach, increasing energy and boosting the immunity, widely used in health industry;

3. Applied in food field, it can be produced into wine, canned, condensed juice and other more nourishment;

4. As active ingredients of skin care products, it is mainly used in cosmetic industry;

5. Industrial grade.