tˈænɪnz bᵻlˈɔŋ tʊ ɐ ɡɹˈuːp ʌv mˈɑːlɪkjˌuːlz nˈoʊn æz pˌɑːlɪfˈɛnɑːlz ænd kæn biː tˈeɪkən fɹʌm dˈɪfɹənt pˈɑːɹts ʌv plˈænts sˈʌtʃ ɐz lˈiːvz, pˈɑːdz, fɹˈuːts, ænd ɡˈɔːl nˈʌts.
Tannins belong to a group of molecules known as polyphenols and can be taken from different parts of plants such as leaves, pods, fruits, and gall nuts.