A rigorous review of natural products used in oral health was conducted.
Punica granatum, Matricaria recutita, Vitis vinifera and Camellia sinensis are used.
Other plants are Diospyros mespiliformis, Diospyros lycioides and Salvadora persica.
Honey, propolis, rhein, essential oils, probiotics and mushrooms are also used.
Data on clinical efficacy and toxicity are urgently needed.
More research and funding are also needed in the field of natural products for oral health.