Studies have found that long-term consumption of nuts such as walnuts can improve some brain function-related indicators, and it is not the same as the "brain-buying" function of walnuts that people expect. Until now, there is no direct research evidence that eating walnuts After that, you can improve people's IQ or test scores in a short period of time. Moreover, most people's intelligence will reach its peak around the age of 20 ~ 30, and then it will be difficult to improve. The correct diet includes the daily intake of a small number of nuts such as walnuts. It really helps to delay the aging process of the brain and reduce the risk of diseases including stroke. But the effect of "reacting quickly, remembering, and running up" is just ours A beautiful imagination. According to this text, is the following statement correct? ['Long-term consumption of walnuts does not improve indicators related to brain function.', "Eating walnuts can improve people's IQ or test results in the short term.", 'Eating walnuts makes most people reach their peak in their 20s and 30s.', 'Daily intake of moderate amounts of walnuts is beneficial to delay the brain aging process.']