Alzheimer's disease AD is one of the utmost chronic neurodegenerative disorders, which is characterized from a neuropathological point of view by the aggregates of amyloid beta A peptides that are deposited as senile plaques and tau proteins which form neurofibrillary tangles NFTs . ...Moreover, due to their cholinesterase inhibitory potential, flavonoids can represent promising symptomatic anti Alzheimer agents. ...