5 Foods That Can Potentially Harm Cognitive Function


  1. Home

  2. Health and lifestyle

Avoid these foods to protect your mental health as they can potentially cause significant damage.

The health of our brain depends on the kind of diet we follow.  (Image Courtesy – Canva)
The health of our brain depends on the kind of diet we follow. (Image Courtesy – Canva)

The health of our brain is closely related to the quality of our diet. Foods rich in essential minerals, vitamins and nutrients are naturally beneficial for our brain.

However, it is very important to identify foods that may not be friendly to our mental health.

Our brains are designed to perform at their peak when we eat nutritious foods. Conversely, unhealthy or nutritionally deficient diets can lead to cognitive decline and potentially contribute to long-term health problems such as dementia and Alzheimer’s disease.


Alcohol is one such culprit. Heavy alcohol consumption can lead to metabolic changes and loss of brain volume. It’s not a brain-friendly drink and can contribute to a variety of health problems beyond just cognitive impairment.

Highly processed and high trans food

Foods like fries and chips, which offer little or no nutritional value, are high in calories and can lead to weight gain, high cholesterol levels and diabetes. They offer no real benefit to the brain and should be used sparingly.

Refined carbohydrates

Refined carbohydrates, especially those with a high glycemic index, can impair memory in both children and adults. Therefore, it is advisable for children to follow a healthy diet that avoids high consumption of sugary cereals, white bread and other high glycemic foods.

Sugary drinks

Too much sugar can have harmful effects on mental health, and it’s best to avoid it altogether. These drinks lack nutrients and contribute to diabetes-related health problems.


Artificial sweeteners such as aspartame, commonly used in sugar-free products, can cause oxidative stress in the brain. Although they are marketed as a healthy alternative to sugar, their potential negative effects on mental health should not be underestimated.

Therefore, your brain works best when fed a nutritious diet. Avoiding excessive alcohol, highly processed and trans-fat-laden foods, refined carbohydrates, sugary drinks, and artificial sweeteners like aspartame can help protect your brain from cognitive decline and the risk of long-term conditions like dementia and Alzheimer’s disease. can help reduce Prioritizing a diet rich in vitamins, minerals and nutrients is essential for maintaining optimal brain health.

First Published: 05 Oct 2023, 09:55 IST

Take this quiz on World Meteorological Day to test your knowledge of meteorology!
Take the quiz.


Please enter your comment!
Please enter your name here