Gallic acid (3,4,5-trihydroxybenzoic acid) is a 자연 발생 phenolic acid found abundantly in gallnuts, sumac, tea leaves, oak bark, 및 grape seeds. It is commercially produced through acid hydrolysis of tannins or enzymatic degradation of tannic acid.
Gallic acid is a potent 항산화제 및 serves as a key building block for hydrolyzable tannins (gallotannins 및 ellagitannins). It demonstrates antimicrobial, 항염증, 및 anticancer properties in preclinical research. Commercially, gallic acid 은(는)에 사용됩니다 food preservation, 의약품 synthesis (trimethoprim), ink manufacturing, photography, 및 건강기능성 식품 formulations.