Health & Wellness Hub

6 Reasons Why You Can't Concentrate

Jul 19, 2023 3 mins reading time

Struggling to concentrate at work? Discover the top reasons and actionable tips to improve your focus.

concentrating woman

Focus and concentration throughout the workday is essential for productivity and success. However, many factors can disrupt our ability to concentrate effectively . 

In this article we will explore the six most common reasons why you might be struggling to concentrate and provide actionable tips to help you regain control of your focus. 

By implementing these strategies, you can improve your concentration, productivity, and overall performance.

1. Vitamin B Dietary Deficiency

Vitamin B dietary deficiency can have a significant impact on your concentration. Vitamin B deficiency may lead to decreased energy levels, fatigue, and challenges with general brain health and cognitive function, when dietary intake is inadequate.

It can also impact the normal function of neurotransmitters. When there is a dietary deficiency in these vital nutrients, your brain may not receive the necessary fuel and support for optimal brain health. 


  • Include seafood, red meats, and eggs in your diet as they are rich sources of B vitamins.

  • Consider taking a Vitamin B Complex supplement to ensure you meet your daily requirements.

2. Stress

Occasional stress can have a profound impact on your ability to concentrate due to various factors. Divided attention occurs when your mind is preoccupied with the environmental stressor, making it difficult to focus on tasks. 

Mental fatigue may set in, impacting your general health and wellbeing. Stress can also affect brain health and emotional wellbeing, and occasional emotional disturbances triggered by environmental stress can disrupt focus and attention. 


  • Practice stress-reducing techniques such as deep breathing exercises, meditation, or mindfulness.

  • Engage in regular physical activity to promote relaxation and release endorphins.

  • Establish healthy boundaries to prevent excessive work-related stress.

  • Prioritise tasks and create a realistic schedule to avoid feeling overwhelmed.

  • Take regular breaks to recharge and clear your mind.

  • Seek support from friends, family, or professionals to help you navigate stressors effectively.

3. Multitasking

Multitasking, though often perceived as a productive strategy, can actually impair concentration. 

When you multitask, your attention becomes fragmented, as you continuously switch between tasks. This fragmentation disrupts your ability to fully engage in any single task, leading to reduced efficiency and increased mental strain. 

Moreover, multitasking has been shown to diminish cognitive performance by hindering information processing, detail retention, and decision-making accuracy. 

The overwhelming influx of information overloads the brain, resulting in errors, decreased productivity, and lower-quality work.


  • Limit distractions by checking emails and phone usage at specific times during the day.

  • Communicate with colleagues about the importance of uninterrupted focus during certain periods.

  • Allocate dedicated time slots for focused work on complex tasks.

  • Focus on one task at a time, dedicating your full attention and energy to completing it before moving on to the next. 

  • Prioritise your tasks, create a schedule, and eliminate distractions to create an environment conducive to deep focus. 

4. Boredom and Lack of Challenge

Engaging in repetitive tasks without variation or mental stimulation can lead to reduced engagement and difficulty staying focused. 

Without the necessary challenges to keep your brain stimulated, concentration and cognitive performance can decline.

This lack of motivation can contribute to decreased productivity, as efficiency and task completion times may suffer. Furthermore, boredom can increase the likelihood of errors and mistakes. 


  • Set a time limit or performance measure for each task to create a sense of urgency and make it more interesting.

  • Seek out opportunities to expand your responsibilities or take on new projects that challenge you and provide variety in your work.

  • If necessary, explore other career options that align better with your interests and offer greater challenges and growth opportunities.

  • Regular breaks throughout the day can help alleviate boredom and rejuvenate your mind.

5. Low Omega-3 Levels

Omega-3 fatty acids, particularly DHA, play a crucial role in the structure and function of the brain. They help maintain the integrity of cell membranes and support optimal signal transmission between brain cells. 

When omega-3 levels are low, it can compromise the communication and connectivity within the brain, leading to challenges in brain and cognitive health. 


  • Incorporate fatty fish such as salmon, tuna, or mackerel into your diet at least three times a week.

  • If consuming fish regularly is not feasible, consider taking a high-quality omega-3 DHA supplement to ensure an adequate intake.

6. Fatigue and Tiredness

It goes without saying that when you are fatigued, your energy levels are depleted, leading to a lack of cognitive vigour. This can result in difficulty staying engaged in tasks. 


  • Establish a regular sleep routine, aiming to go to bed and wake up at consistent times.

  • Create a conducive sleep environment by keeping your bedroom dark, quiet, and comfortable.

  • If you experience chronic sleep issues, seek professional guidance and support to address any underlying causes.


Improving your brain health requires identifying and addressing the underlying factors that hinder your focus. 

By implementing the actionable tips provided in this article, such as addressing nutrient dietary deficiencies, managing stress, minimising multitasking, adding variety to your tasks, increasing omega-3 intake, and prioritising quality sleep, you can regain control of your brain health support, and unlock your full potential. 

Remember, everyone's journey is unique, so be patient and persistent in finding the strategies that work best for you. With dedication and practice, you can enhance your focus, productivity, and overall success in the workplace.

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