Overview

SCIENTIFIC SCORE
Questionable
Based on 16 Researches
6.8
USERS' SCORE
Good
Based on 4 Reviews
8.3
Supplement Facts
Serving Size: 1 Nugget
Amount Per Serving
%DV
Vitamin B12 (as methylcobalamin)
1000 mcg
41,667%

Top Medical Research Studies

8
We explored the role of vitamin B12 in managing neuroinflammation after an ischemic stroke. Through preclinical studies, we observed that vitamin B12 effectively influenced microglial cells, which are key to the brain's immune response. This treatment promoted important cellular processes, leading to reduced brain damage and better neurological outcomes. However, when microglia were depleted before stroke, the positive effects of vitamin B12 disappeared. Overall, while vitamin B12 shows promise in enhancing recovery post-stroke, its impact hinges on these immune cells.
Read More
7
Vitamin B12 impacts stroke recovery
We explored the connection between vitamin B12 levels and heart rate variability (HRV) in patients who have experienced ischemic stroke. The study involved a look back at the medical records of 87 patients from January 2015 to December 2022. Each patient had their serum vitamin B12 levels measured and underwent 24-hour heart rhythm monitoring.

Our findings revealed a significant relationship between vitamin B12 status and HRV, particularly in the frequency domain, which is a crucial area for understanding autonomic function. The statistical analysis indicated that vitamin B12 levels are a substantial predictor of HRV parameters, suggesting that lower levels of this vitamin may coincide with poorer heart rate regulation in stroke patients.

This research highlights the potential impact of vitamin B12 on maintaining heart health in those who have suffered strokes. By demonstrating that vitamin B12 status could be linked to autonomic dysfunction, we provide valuable insights into how maintaining proper vitamin levels might aid recovery and improve overall cardiovascular health in these patients.
Read More
We examined whether high levels of vitamin B-12 affect the risk of stroke, with a particular focus on gender differences. Utilizing data from the Korean Genome Epidemiology Study, we assessed stroke occurrence in relation to vitamin B-12 plasma levels using various statistical methods.

Our findings indicated that while excessive vitamin B-12 did not significantly increase overall stroke risk, it was linked to a higher risk in males. This suggests that the effects of vitamin B-12 might vary based on sex, making it a noteworthy consideration in stroke research.
Read More

Most Useful Reviews

9
Supports recovery
1 people found this helpful
One of the best vitamins for those who have suffered a stroke or have brain-related issues. My husband, who had a cerebellar stroke in 2019, was advised by his neurologist to take it due to its importance for brain neurotransmitters. His blood levels of vitamin B12 were low, and I highly recommend this brand as it has proven effective.
Read More
7.5
Prevents cardiovascular issues
39 people found this helpful
Taking methylcobalamin is crucial, especially for those with kidney problems, as cyanocobalamin is less absorbable and contains traces of cyanide. Vitamin B12 deficiency is more prevalent than once believed, particularly among individuals taking Metformin or with gastrointestinal and thyroid issues. B12 boosts immunity and works well with vitamin C, zinc, and selenium. However, excessive intake can lead to oncological risks. It also aids in folate production and carnitine maintenance, with B12 revitalising iron stores in the body. B12 deficiency can mimic Alzheimer's, and combined with B6 and folate, it lowers homocysteine levels, reducing the risk of cardiovascular catastrophes by 16% for every increment of 5 μmol/ml.
Read More
7.5
Incredible health benefits
Vitamin B12 is vital for eliminating pain and preventing pernicious anaemia, heart attacks, and strokes. It aids in treating nervous diseases, anaemia, depression, hypertension, and sclerosis. The quality of this supplement is excellent, with natural ingredients, attractive packaging, and a reasonable price. The benefits are immense, it's a convenient size, and the taste is pleasant.
Read More

Medical Researches

SCIENTIFIC SCORE
Questionable
Based on 16 Researches
6.8
  • All Researches
9
B12 deficiency mimics stroke symptoms
We examined a fascinating case involving a 53-year-old woman who showed atypical signs of vitamin B12 deficiency, resulting in gait instability that mimicked stroke symptoms. Neuroimaging confirmed spinal cord damage typical of subacute combined degeneration, while lab tests showed low B12 levels.

Despite the absence of classic symptoms, the patient responded remarkably well to immediate B12 treatment, restoring her gait stability and neurological functions. This emphasizes the importance of recognizing varied symptoms of B12 deficiency and the need for swift intervention.
Read More
8
Vitamin B12 linked to stroke risk
We explored the relationship between vitamin B12, folate, and plasma total homocysteine levels in predicting the risk of acute ischemic stroke. This study involved 259 stroke patients and an equal number of healthy control participants.

Through careful analysis, we found that vitamin B12 acted as an independent risk factor for ischemic stroke. Additionally, the model combining vitamin B12, folate, and homocysteine levels demonstrated the best diagnostic value, particularly for small vessel disease cases.

Overall, our research indicates a significant connection between vitamin B12 levels and stroke risk.
Read More
8
We explored the role of vitamin B12 in managing neuroinflammation after an ischemic stroke. Through preclinical studies, we observed that vitamin B12 effectively influenced microglial cells, which are key to the brain's immune response. This treatment promoted important cellular processes, leading to reduced brain damage and better neurological outcomes. However, when microglia were depleted before stroke, the positive effects of vitamin B12 disappeared. Overall, while vitamin B12 shows promise in enhancing recovery post-stroke, its impact hinges on these immune cells.
Read More
8
B-vitamins may lower stroke risk
We examined how different dosages of B-vitamins, specifically folic acid, vitamin B12, and vitamin B6, affect stroke prevention. Our review included 14 studies with over 76,000 participants and assessed the risk of stroke after supplementation.

We discovered that in areas lacking sufficient folic acid fortification, this B-vitamin combination significantly lowered stroke risk. Optimal doses were identified at 0.8 mg/d for folic acid and 0.4 mg/d for vitamin B12. However, in regions with adequate fortification, no benefit was observed from supplementation.
Read More
We delved into the relationship between serum vitamin B levels and the risk of ischemic stroke by examining hospitalized patients at a major medical center. Our study involved over 2,200 patients and analyzed data using logistic regression, adjusting for various factors.

The results indicated that low vitamin B levels could signal an increased risk for ischemic stroke. Specifically, patients with lower serum vitamin B showed a higher prevalence of stroke, while higher levels appeared to lower that risk. These findings suggest that monitoring and supplementation of vitamin B could potentially benefit stroke outcomes.
Read More

User Reviews

USERS' SCORE
Good
Based on 4 Reviews
8.3
  • All Reviews
  • Positive Reviews
  • Negative Reviews
9
Supports recovery
1 people found this helpful
One of the best vitamins for those who have suffered a stroke or have brain-related issues. My husband, who had a cerebellar stroke in 2019, was advised by his neurologist to take it due to its importance for brain neurotransmitters. His blood levels of vitamin B12 were low, and I highly recommend this brand as it has proven effective.
Read More
7.5
Prevents cardiovascular issues
39 people found this helpful
Taking methylcobalamin is crucial, especially for those with kidney problems, as cyanocobalamin is less absorbable and contains traces of cyanide. Vitamin B12 deficiency is more prevalent than once believed, particularly among individuals taking Metformin or with gastrointestinal and thyroid issues. B12 boosts immunity and works well with vitamin C, zinc, and selenium. However, excessive intake can lead to oncological risks. It also aids in folate production and carnitine maintenance, with B12 revitalising iron stores in the body. B12 deficiency can mimic Alzheimer's, and combined with B6 and folate, it lowers homocysteine levels, reducing the risk of cardiovascular catastrophes by 16% for every increment of 5 μmol/ml.
Read More
7.5
Incredible health benefits
Vitamin B12 is vital for eliminating pain and preventing pernicious anaemia, heart attacks, and strokes. It aids in treating nervous diseases, anaemia, depression, hypertension, and sclerosis. The quality of this supplement is excellent, with natural ingredients, attractive packaging, and a reasonable price. The benefits are immense, it's a convenient size, and the taste is pleasant.
Read More
7.5
Prevents heart attacks
A fantastic supplement for seniors with heart disease! It effectively aids in preventing heart attacks and strokes.
Read More

Frequently Asked Questions

9
Supports recovery
1 people found this helpful
One of the best vitamins for those who have suffered a stroke or have brain-related issues. My husband, who had a cerebellar stroke in 2019, was advised by his neurologist to take it due to its importance for brain neurotransmitters. His blood levels of vitamin B12 were low, and I highly recommend this brand as it has proven effective.
7.5
Prevents cardiovascular issues
39 people found this helpful
Taking methylcobalamin is crucial, especially for those with kidney problems, as cyanocobalamin is less absorbable and contains traces of cyanide. Vitamin B12 deficiency is more prevalent than once believed, particularly among individuals taking Metformin or with gastrointestinal and thyroid issues. B12 boosts immunity and works well with vitamin C, zinc, and selenium. However, excessive intake can lead to oncological risks. It also aids in folate production and carnitine maintenance, with B12 revitalising iron stores in the body. B12 deficiency can mimic Alzheimer's, and combined with B6 and folate, it lowers homocysteine levels, reducing the risk of cardiovascular catastrophes by 16% for every increment of 5 μmol/ml.
7.5
Incredible health benefits
Vitamin B12 is vital for eliminating pain and preventing pernicious anaemia, heart attacks, and strokes. It aids in treating nervous diseases, anaemia, depression, hypertension, and sclerosis. The quality of this supplement is excellent, with natural ingredients, attractive packaging, and a reasonable price. The benefits are immense, it's a convenient size, and the taste is pleasant.
7.5
Prevents heart attacks
A fantastic supplement for seniors with heart disease! It effectively aids in preventing heart attacks and strokes.
7
Vitamin B12 deficiency and stroke
We focused on understanding how vitamin B12 levels relate to stroke severity and outcomes. In a study involving 75 patients with ischemic stroke and 75 matched controls, we found stroke patients had notably lower vitamin B12 levels and higher homocysteine levels than the control group.

Specifically, those with the lowest B12 levels faced more severe strokes and worse functional outcomes after discharge. Although this study shows a clear connection, further research is needed to determine if B12 supplementation can genuinely reduce stroke risk or improve recovery.
8
Vitamin B12 linked to stroke risk
We explored the relationship between vitamin B12, folate, and plasma total homocysteine levels in predicting the risk of acute ischemic stroke. This study involved 259 stroke patients and an equal number of healthy control participants.

Through careful analysis, we found that vitamin B12 acted as an independent risk factor for ischemic stroke. Additionally, the model combining vitamin B12, folate, and homocysteine levels demonstrated the best diagnostic value, particularly for small vessel disease cases.

Overall, our research indicates a significant connection between vitamin B12 levels and stroke risk.
4
Complex associations with stroke risk
We examined data from over 8,000 adults in the National Health and Examination Survey to understand how vitamin B levels and homocysteine relate to stroke risk.

Our findings revealed complex relationships: higher levels of homocysteine were positively associated with stroke prevalence, while vitamin B6 and folate showed L-shaped trends.

Interestingly, vitamin B12 had a U-shaped relationship with stroke, suggesting both low and high levels might be concerning. These results indicate a need for balanced vitamin levels in stroke prevention.
8
We explored the role of vitamin B12 in managing neuroinflammation after an ischemic stroke. Through preclinical studies, we observed that vitamin B12 effectively influenced microglial cells, which are key to the brain's immune response. This treatment promoted important cellular processes, leading to reduced brain damage and better neurological outcomes. However, when microglia were depleted before stroke, the positive effects of vitamin B12 disappeared. Overall, while vitamin B12 shows promise in enhancing recovery post-stroke, its impact hinges on these immune cells.
7
B12’s inconclusive effects on mental health
We explored the effects of vitamin B12 supplementation on mental health outcomes, particularly focusing on its role in preventing post-stroke depression.

Our review involved a systematic approach, analyzing five randomized controlled trials that assessed B12's impact alongside other vitamins like folic acid and B6.

While the results were mostly inconclusive, evidence suggested benefits for specific high-risk groups, particularly in preventing post-stroke depression. There’s a real need for further research to confirm these findings and tailor B12 treatment effectively.
8
B-vitamins may lower stroke risk
We examined how different dosages of B-vitamins, specifically folic acid, vitamin B12, and vitamin B6, affect stroke prevention. Our review included 14 studies with over 76,000 participants and assessed the risk of stroke after supplementation.

We discovered that in areas lacking sufficient folic acid fortification, this B-vitamin combination significantly lowered stroke risk. Optimal doses were identified at 0.8 mg/d for folic acid and 0.4 mg/d for vitamin B12. However, in regions with adequate fortification, no benefit was observed from supplementation.

References

  1. Saeed Z, Zehra SA, Muhammad A, Ashraf I. Atypical Motor-Predominant Presentation of Subacute Combined Degeneration of Spinal Cord Due to Vitamin B12 Deficiency: A Case Report of Stroke Mimicry in the Absence of Classic Symptoms. Cureus. 2024;16:e74697. doi:10.7759/cureus.74697
  2. Atam V, Srivastava S, Sharma A, Atam I, Tewari J, et al. Serum Vitamin B12 Levels as a Risk Factor and Prognostic Marker in Patients With Acute Ischemic Stroke at a Tertiary Care Center in Northern India: A Case-Control Study. Cureus. 2024;16:e70473. doi:10.7759/cureus.70473
  3. Harale M, Oommen A, Faruqi A, Mundada M, Reddy RH, et al. Study of Biochemical Predictors of Early Neurological Deterioration in Ischemic Stroke in a Tertiary Care Hospital. Cureus. 2024;16:e68183. doi:10.7759/cureus.68183
  4. Jung E, Kook HY, Ryu SJ, Ryu HH, Kim HG. The Association of Vitamin B-12 Plasma Concentration with Stroke Incidence According to Sex. J Nutr. 2024;154:3012. doi:10.1016/j.tjnut.2024.08.002
  5. Zhou L, Wang J, Wu H, Yu P, He Z, et al. Serum levels of vitamin B12 combined with folate and plasma total homocysteine predict ischemic stroke disease: a retrospective case-control study. Nutr J. 2024;23:76. doi:10.1186/s12937-024-00977-7
  6. Moti Wala S, AlEdani EM, Samuel EA, Ahmad K, Manongi NJ, et al. Exploring the Nexus: A Systematic Review on the Interplay of the Methylenetetrahydrofolate Reductase (MTHFR) Gene C677T Genotype, Hyperhomocysteinemia, and Spontaneous Cervical/Vertebral Artery Dissection in Young Adults. Cureus. 2024;16:e60878. doi:10.7759/cureus.60878
  7. Ge Y, Yang C, Zadeh M, Sprague SM, Lin YD, et al. Functional regulation of microglia by vitamin B12 alleviates ischemic stroke-induced neuroinflammation in mice. iScience. 2024;27:109480. doi:10.1016/j.isci.2024.109480
  8. Zhang N, Wu Z, Bai X, Song Y, Li P, et al. Dosage exploration of combined B-vitamin supplementation in stroke prevention: a meta-analysis and systematic review. Am J Clin Nutr. 2024;119:821. doi:10.1016/j.ajcnut.2023.12.021
  9. Reis da Silva T. Can supplementing vitamin B12 improve mental health outcomes?: a literature review. Br J Community Nurs. 2024;29:137. doi:10.12968/bjcn.2024.29.3.137
  10. Rafay A, Abdul Fatir C, Hiba HT, Jamil M, Talha Awan M. Hyperhomocysteinemia Presenting as Stroke in a Young Individual: A Case Report. Cureus. 2024;16:e52381. doi:10.7759/cureus.52381
  11. Zhou L, Wang J, Li M, Tan Y, Wu Y, et al. Low vitamin B levels may predict the risk of ischemic stroke: A cross-sectional study. J Clin Neurosci. 2023;117:125. doi:10.1016/j.jocn.2023.09.024
  12. Zhang P, Xie X, Zhang Y. Associations between homocysteine and B vitamins and stroke: a cross-sectional study. Front Neurol. 2023;14:1184141. doi:10.3389/fneur.2023.1184141
  13. Hu X, Jiang Y. The impact of SLCO1B1 polymorphisms on homocysteine concentrations: evidence for a stronger association in men. Front Nephrol. 2024;4:1465380. doi:10.3389/fneph.2024.1465380
  14. Zhang J, Liao Q, Chen H, Liu F, Sun D, et al. Association of Vitamin B12 and Polymorphism of with Early-Onset Post-Stroke Depression. Neuropsychiatr Dis Treat. 2024;20:2289. doi:10.2147/NDT.S480417
  15. Park EJ. Association between vitamin B12 status and heart rate variability in patients with ischemic stroke. Medicine (Baltimore). 2023;102:e33428. doi:10.1097/MD.0000000000033428
  16. Rasyid A, Mesiano T, Kurniawan M, Hidayat R, Eddy Yunus R, et al. Comprehensive Management of Acute Ischemic Stroke in Psoriatic Patient. Case Rep Dermatol Med. 2023;2023:6580971. doi:10.1155/2023/6580971
image