Benefits of Eating More Fruits and Vegetables on Psychological Well-being

Healthy diet is not complete without the inclusion of fruits and vegetables. There are a lot of physical benefits that are associated with the intake of fruits and vegetables as part of a healthful diet. However new study has shown that increased intake of fruits and vegetables has more a positive impact on psychological well-being in a very short period of about 2 weeks.

fruits and vegetables, healthy diet

Mostly we often think that a healthy diet has only positive effects on the physical well-being. We ought to know what other positive effects a healthy diet that has plenty of fruits and vegetables has on our overall mental and psychological state. Those who eat healthy diet will always have a better mood than those who don’t. This shows that there is a direct relationship between a healthy diet and psychological well-being. The results of a new research has proved this to be very true.

A study was conducted by a team led by Dr. Tamlin Conner, of the department of Psychology at the University of Otago in New Zealand and it was primarily focused on young adults. This team set out to investigate the effects of an increased intake of fruits and vegetables on the psychological well-being. The research involved 171 young adults aged between 18 and 25. They were separated into 3 groups and were studied separately for a period of two weeks.

Clear instructions were given to each group, it was required that one group would continue with their normal eating habits, the second group was strictly given two additional fruits and vegetables which included carrots, kiwi fruit and oranges, to their diets each day. The last group was given prepaid voucher and would always be encouraged by the text reminder to eat more fruits and vegetables.

Direct connection between increased consumption of fruits and improved motivation and vitality.

The results of the study were very different between the last group and the other two groups.

For the results to be reliable, at the beginning and at the end of the research, all the participants had to be put under psychological assessments that evaluated the emotional well-being of a person including vitality and motivation. Symptoms of depression and anxiety and other determinants of mental health and well-being had to be evaluated too.

The results of the study showed that the last group that personally received prepaid vouchers and text reminders to consume more fruits and vegetables each day for a period of two weeks experienced drastic improvements in psychological well-being. These participants had greater boosts in vitality, motivation and the overall well-being.

The first and second groups did not exhibit any improvements in psychological well-being over the study period. These groups had a lower intake of fruits and vegetables.

However, it in noted that all h participants in all the groups did not show any improvements in symptoms of depression and anxiety over the two week period. Based on the findings in all the 3 groups, the researchers wisely noted that increasing the consumption of fruits and vegetables in a healthy diet may lead to greater improvements in the psychological well-being. This can be done through personal delivery to each and every person in their places of work, schools or any other place that is most convenient.

The results of the study have since been published in the journal PLOS One.


Given the findings of the research we can surely see that there is a direct connection between the increased intake of fruits and vegetables and the psychological well-being. This research which was primarily focused on the young adults has shown that through personal deliveries and constant text reminders to increase the consumption of fruits and vegetables may lead to a significant boost in motivation and vitality. The research actually showed the positive effects of the increased consumption of the fruits and vegetables for just short period of 2 weeks. Therefore, the intake of more fruits and vegetables could a lot in improving the overall psychological well-being.

As aforementioned a healthy diet is not complete without plenty of fruits and vegetables. For both physical and psychological well-being we need plenty of fruits and vegetables. Those who eat plenty of fruits and vegetables are likely to be in better mood and happier all the time than those who don’t. If you don’t take a lot of these produce perhaps it’s time to make major improvements on your diet, and for those who take plenty of fruits and vegetables you are obviously experiencing the benefits.

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