Chronic stress, immune imbalance, and thyroid dysfunction are deeply interconnected. This forms a stress–immune–thyroid triad where each system influences the others, affecting energy, mood, and resilience. Research shows that targeted support—including adaptogens, micronutrients can help restore communication across this network. Rather than offering quick fixes, this systems-based approach addresses underlying feedback loops, combining clinical insight, patient engagement, and supportive lifestyle practices to rebuild physiological balance and improve well-being over time.
Laura Lewis, MS
Have you ever gotten to the end of a day and wondered where the hours went? How could so many hours have passed by without really getting much of anything done?
The truth is that many of us suffer from distraction and procrastination. This, productivity experts agree, is one of the biggest challenges many of us face in achieving our goals.
If you’ve found yourself struggling with staying focused, you may benefit from some supplements that have been shown to support cognitive focus.
What Supplements Support with Focus and Concentration?*
We know that our nutritional intake has a big impact on our physical and cognitive health. However, even with a perfect diet”, some conditions, medications, or lifestyle habits may disrupt your body’s ability to absorb the nutrients you need for optimal focus and concentration.
The following are some supplements you may benefit from if you are suffering from poor focus and concentration.*
Vitamin B12
Vitamin B12 is an essential nutrient for maintaining the myelin sheath, or the external coating on nerve cells that help signals travel efficiently between cells.* Without these coatings, brain cells cannot function properly. B12 supports working memory and cognitive function.*
Choline
Choline is an essential nutrient whose primary functions include producing acetylcholine, a neurotransmitter that plays an important role in supporting mental focus and learning.* Deficiency in this essential nutrient can result in poor concentration, poor memory, and other cognitive impairments.*
While choline can be found in foods such as egg yolks, liver, beef, salmon, cauliflower, and peanut butter, research has suggested that women, children, vegetarians, and older men do not consume adequate levels of choline.
Vitamin D-3
Vitamin D-3 is important for healthy nerve functions, which are important for brain health.* Since 42% of Americans have low levels of vitamin D, it may be a good place to start when looking to enhance cognitive performance and support attention.* [1]
Vitamin B3 (Niacin)
B3 helps support focus and cognitive performance.* Also called niacin, vitamin B3 contributes to energy metabolism in the brain, helping maintain a balanced supply of glucose for cellular activity.*
Gingko Biloba
Gingko biloba is one of the most popular herbal supplements to support functions such as working memory and cognition.* It supports normal blood flow to the brain which nourishes neuronal health and supports focus and concentration.* [2]
Omega-3 Fatty Acids
Omega-3 fatty acids, such as those found in fish oil, are beneficial in supporting attention span and the ability to complete tasks.* The omega-3 fatty acids EPA and DHA are vital for maintaining normal brain function and neuronal health.*
Acetyl-L-Carnitine
Acetyl L-Carnitine (ALCAR) is a powerful supplement with a reputation of being one of the quickest-acting focus and concentration supporting supplements available.* [3](-)While there are several forms of carnitine, Acetyl-L-carnitine is considered the most effective form for your brain.*
Acetyl-L-carnitine has been shown to support concentration and overall brain health, with studies suggesting that this amino acid may improve synaptic neurotransmission in the brain.* [3]
Disclaimer:
The information provided is for educational purposes only. Consult your physician or healthcare practitioner if you have specific questions before instituting any changes in your daily lifestyle including changes in diet, exercise, and supplement use.
Laura Lewis is a clinical researcher and science communicator with a Master of Science degree and a background in nutrition science and integrative health. She brings a decade of experience translating complex clinical data into accessible insights for healthcare practitioners and patients alike.
Laura has contributed to educational programming and strategic content development across the integrative and functional medicine space. Her strengths lie in evidence synthesis, practitioner engagement, and crafting communications that bridge the gap between scientific rigor and real-world application. At ARG, Laura supports clinical content development and educational initiatives that elevate practitioner confidence and product credibility.