Clinically helpful for memory improvement include foods and medications. First, food can include nuts, such as walnuts and pine nuts can provide nutrients and trace elements to brain cells, which can be beneficial for memory improvement. Secondly, drugs clinically include cerebroprotein hydrolysate tablets, cytophosphatidylcholine tablets, oracetam, piracetam, aniracetam, and other drugs that nourish brain cells and improve brain function, as well as proprietary Chinese medicines, such as edibenzoquinone or Jin Kui Ren Qi Wan or Liu Wei Di Huang Wan, which have a certain alleviating effect on memory loss in the elderly after liver and kidney deficiency. If the patient is suffering from neurodegenerative diseases such as Alzheimer’s disease, oral acetylcholinesterase inhibitors, staphylococcus aureus, and also oral donepezil hydrochloride are also considered to have a delaying effect on the development and control of memory loss.