To combat mental fatigue, supplements like B vitamins, Omega-3s, Magnesium, and Vitamin D are often recommended, along with adaptogens like Rhodiola Rosea, the amino acid L-Theanine, and Creatine, as they support energy, neurotransmission, and brain function, though it's best to check with a doctor for deficiencies and appropriate dosages.
Eliminating mental fatigue often involves a multi-pronged approach, including lifestyle changes like adequate sleep, regular exercise, and balanced nutrition. Mindfulness techniques such as meditation can help calm your mind, and taking short breaks to relax can also offer relief.
Research shows that B-vitamin deficiencies—especially B12, B6, and folate—are linked to cognitive decline, and supplementation with a B-complex is more effective than taking a single B vitamin alone.
Vitamin B12 deficiency
If you feel foggy and mentally sluggish, your brain may be low in oxygen. B12 deficiency can mimic iron deficiency brain fog and is common in those with poor digestion or diets low in animal products. It can usually be corrected with supplementation or infusions.
People who experience brain fog typically report one or more of the following symptoms, though these can vary from person to person:
How do I get rid of brain fog?
One of the best vitamins for energy is Vitamin B12, which helps convert food into energy. It's commonly found in meat, dairy, and fortified cereals, but many people find they need a supplement to meet their daily requirements. Vitamin D also plays a key role in maintaining your energy levels.
Individuals experiencing a deficiency often report feeling unusually tired or weak, even after adequate sleep. This symptom arises because a lack of B12 impairs the production of red blood cells, leading to fewer cells to transport oxygen throughout the body.
Here are 10 unexpected signs of a vitamin D deficiency that may surprise you.
Vitamin B-12 and other B vitamins play a role in making brain chemicals that affect mood and other brain functions. Low levels of B-12 and other B vitamins and folate may be linked to depression. Low levels of a vitamin, also called a vitamin deficiency, can happen if you're not eating a balanced diet.
Key Takeaways. Research suggests ashwagandha may be better than magnesium for relieving stress. It may improve mood and sleep quality. Magnesium is good for many body functions, like controlling blood pressure and helping with sleep.
Vitamin B12 and magnesium affect energy levels in other ways as well: Vitamin B12 supports the formation of red blood cells, which helps deliver oxygen to the brain and muscles, thereby reducing fatigue. 3. Magnesium promotes relaxation and sleep, boosting energy, while low levels may impair thinking and cause fatigue.
If you lead an active lifestyle, or you just need an energy boost, both Vitamin B12 and Iron can help reduce feelings of tiredness and fatigue. Or if you need to sustain your mental alertness and concentration, Ginseng can support your mental wellbeing.
Persistent fatigue and chronic exhaustion are common issues faced by many young adults, often stemming from mental health challenges rather than physical causes. Conditions such as depression, anxiety, trauma, and stress can significantly drain energy levels, leading to a state of mental and emotional exhaustion.
If you have low energy, certain vitamins and supplements may help improve your symptoms. Low levels of B vitamins, vitamin D, and iron can cause fatigue. But taking these vitamins is only likely to improve your energy if your levels are low. Ginseng, coenzyme Q10 (CoQ10), and ashwagandha may all help increase energy.
B12 deficiency can trigger specific food cravings, most notably for meat, fish, or eggs, as the body seeks animal-based sources to replenish the vitamin, especially in those on vegetarian/vegan diets or older adults. While cravings for sugary or salty foods can also signal general B-vitamin issues, the distinct urge for protein-rich animal products is a key indicator, but professional testing is crucial for confirmation.
Cutaneous manifestations associated with vitamin B12 deficiency are skin hyperpigmentation, vitiligo, angular stomatitis, and hair changes. A diagnosis of vitamin B12 deficiency is often overlooked in its early stages because these signs are not specific to vitamin B12 deficiency alone.
Immediate Effects (Within 24 Hours)
Some people report feeling a boost in energy within just a few hours. Those with a severe B12 deficiency may notice the biggest and most immediate improvement in fatigue, brain fog, and mood. Others may experience a gradual increase in alertness and vitality over the next day.
Deficiencies in cobalamin (vitamin B12) can result in diminished energy and exercise tolerance, together with fatigue and shortness of breath. These hematologic symptoms regress and disappear with supplementation with vitamin B12, for which doses and routes will depend on the cause and severity of deficiency [109].
If you are often fatigued, or you work out regularly and wish to improve your exercise performance, you may want to look into magnesium malate supplements. The combination of magnesium and malic acid can improve energy production and fight fatigue after exercise.
Vitamin B12 deficiency symptoms develop gradually and include extreme fatigue, pale skin, shortness of breath, headaches, and nerve issues like numbness or tingling in hands/feet, plus cognitive problems such as memory loss and confusion, often linked to anemia but also affecting nerves and brain function, requiring medical diagnosis and treatment.
Five key signs your brain might be in trouble include significant memory loss (forgetting important things or familiar routines), difficulty with everyday tasks, confusion about time/place, problems with language/communication, and noticeable personality or mood changes, such as increased irritability or loss of interest in hobbies, which signal potential cognitive decline or neurological issues.
As well as being one of the best vitamins for the immune system, good eyesight, and healthy bones, vitamin C also helps to reduce brain fog. Naturally found in citrus fruits, berries, broccoli, brussel sprouts, and peppers, vitamin C helps to fight brain fog as an antioxidant and a hormone regulator.
Psychological issues, such as depression and anxiety can also lead to slow mental processing, as well as other aspects of how people think about things, such as trouble focusing on relevant information. Additionally, circumstances such as not getting enough sleep can affect it.