Tannic Acid
Other names: Tannic acid
Harm score: 3 (Harmless chemicals)
Tannic Acid, otherwise known as tannic acid, is a polyphenolic acid found in many fruits, plants and woody plants, especially oak bark, walnut husks, or the Chinese drink Pu\'erh. Due to its wide range of properties, it is one of the substances with diverse uses in various industries.
Tannic acid is most commonly used in the food and beverage industry, such as in the production of wine, beer and cider. It is also used in the pharmaceutical industry, mainly for its astringent and antiseptic properties, and therefore also in cosmetics, where it is used, for example, in skin care products. Another important area is the leather industry, where it is used for skin treatment and leather production. It is also a component of some types of ink and dyes. Tannic acid is also used in the textile industry to improve the resistance of materials to mould. Its use in metallurgy is also interesting, where it is used to extract other elements from their compounds.
Tannic Acid can be found in the following products
