Overview

SCIENTIFIC SCORE
Possibly Effective
Based on 19 Researches
7.8
USERS' SCORE
Good
Based on 8 Reviews
8.7
Supplement Facts
Serving Size: 1 Tablet 
Amount Per Serving
%DV
Vitamin B₆ (as Pyridoxal 5-Phosphate)
2.5 mg
147%
Folate (800 mcg as 6S)-5MTHF-Methyltetrahydrofolate Glucosamine Salt)
1,360 mcg DFE‡
340%
Vitamin B12 (as Methylcobalamin)
5,000 mcg
208,330%

Top Medical Research Studies

We investigated the potential of vitamin B6, in the form of pyridoxal-5'-phosphate (PLP), to influence blood pressure, particularly in the context of hypertension. Our focus was on how PLP modifies angiotensin II, a peptide that plays a critical role in blood vessel constriction, transforming it into a different form known as pyruvamide-Ang II (Ang P).

By examining this transformation, we looked into its effects on calcium entry in vascular smooth muscle cells (VSMCs) as well as its binding affinity to blood pressure receptors. Through laboratory experiments using both spontaneously hypertensive rats (SHR) and Wistar Kyoto rats (WKY), we found that those treated with PLP experienced a significant drop in blood pressure, while the control group showed an increase after receiving angiotensin II.

This suggests that PLP could be an effective, low-cost option for managing hypertension, potentially offering a new path for treatment. Increasing PLP intake could help hypertensive individuals manage their condition more effectively and affordably.
9
Pyridoxamine mitigates chemotherapy heart damage
We examined the effects of pyridoxamine, a vitamin B6 derivative, on heart damage caused by doxorubicin (DOX), a common chemotherapy drug known for its harmful impact on the heart. In our study, we used a rat model where some rats received DOX while others received a combination of DOX and pyridoxamine. We also included control groups for comparison to ensure the effectiveness of the treatment could be clearly evaluated.

Our findings showed that pyridoxamine significantly reduced the heart-related harm often associated with DOX treatment. Specifically, it helped in preserving the heart's structure and function, limiting the development of conditions like dilated cardiomyopathy. Furthermore, pyridoxamine appeared to mitigate inflammation, fibrosis, and oxidative stress, all of which can worsen heart health over time.

The treatment notably protected against iron-related cell death, restoring healthier balance in iron levels and improving overall heart condition at the genetic level. This suggests that pyridoxamine could serve as a promising new strategy to protect against heart damage in patients undergoing chemotherapy.
We explored the potential of vitamin B6 (VB6) to boost heart recovery following acute myocardial infarction (AMI). Our research focused on how VB6 might promote angiogenesis, which is the process of forming new blood vessels, a crucial factor for improving heart function after a heart attack.

To investigate this, we conducted experiments measuring the effects of VB6 on human umbilical vein endothelial cells, a type of cell involved in blood vessel formation. We noticed that VB6 not only increased cell migration and tubule formation but also activated AMP-activated protein kinase (AMPK), a key player in cellular energy regulation. This activation led to a positive chain reaction that enhanced the production of vascular endothelial growth factor A, which aids in blood vessel growth.

Perhaps most exciting is our finding from in vivo studies, where long-term VB6 supplementation in mice significantly improved heart functions, increased new blood vessel formation, and reduced inflammatory cytokines after AMI. This suggests that VB6 serves as a strong ally in promoting heart recovery after ischemic injury. Our results indicate that adding VB6 to treatment plans could be beneficial in preventing cardiac dysfunction following heart attacks.

Most Useful Reviews

9.5
Improved health
I managed to lower my elevated homocysteine levels, associated with cardiovascular disease. It's vital to monitor this, as it can lead to serious conditions at a young age. This supplement has transformed my life, eliminating dizziness and weakness. Everyone should get tested annually for homocysteine levels. Best wishes for good health!
8.8
Effective treatment
Excellent dosage for high homocysteine, crucial for cardiovascular disease. The optimal level is 5-6, and after a course of 1.5-3 months, my husband's level dropped from 22 to 8. He still takes it. It's best to dissolve one tablet an hour after breakfast, and it has a pleasant sweet taste. B12 and B9 are well absorbed in this form. I highly recommend it!
8.8
Working dosage
Excellent dosage for high homocysteine, which relates to cardiovascular disease. The optimal adult level is 5-6, and my husband's level improved from 22 to 8 after 1.5-3 months. I advise dissolving one tablet an hour after breakfast; it has a pleasant taste. B12 and B9 are well absorbed. I recommend it!

Medical Researches

SCIENTIFIC SCORE
Possibly Effective
Based on 19 Researches
7.8
  • All Researches
We examined how vitamin B6, or pyridoxine, might help protect against cardiovascular issues, specifically focusing on its effects in a model of angina in rats. The study involved administering vasopressin, which induced heart stress and ischemia, helping us assess the protective capabilities of pyridoxine.

During testing, we found that vitamin B6 effectively reduced ST-segment elevation on ECG and lowered heart rate related to the vasopressin-induced angina. Notably, it showed a dose-dependent response, with specific doses of 5 mg and 7 mg per kilogram proving particularly effective.

Interestingly, when we compared pyridoxine to amlodipine, another cardiovascular drug, we observed that pyridoxine not only performed better at reducing cardiac enzymes linked to heart damage but also suggests a novel approach to preventing coronary heart disease. However, combining pyridoxine with amlodipine raised concerns about increased adverse cardiovascular events, indicating that while pyridoxine may enhance heart protection, pairing it with certain medications could complicate treatment.

Given these findings, we believe that vitamin B6 at optimal doses may hold promise for heart disease prevention and deserves further exploration in clinical settings.
We investigated the potential of vitamin B6, in the form of pyridoxal-5'-phosphate (PLP), to influence blood pressure, particularly in the context of hypertension. Our focus was on how PLP modifies angiotensin II, a peptide that plays a critical role in blood vessel constriction, transforming it into a different form known as pyruvamide-Ang II (Ang P).

By examining this transformation, we looked into its effects on calcium entry in vascular smooth muscle cells (VSMCs) as well as its binding affinity to blood pressure receptors. Through laboratory experiments using both spontaneously hypertensive rats (SHR) and Wistar Kyoto rats (WKY), we found that those treated with PLP experienced a significant drop in blood pressure, while the control group showed an increase after receiving angiotensin II.

This suggests that PLP could be an effective, low-cost option for managing hypertension, potentially offering a new path for treatment. Increasing PLP intake could help hypertensive individuals manage their condition more effectively and affordably.
9
Vitamin B-6 supports heart health
We set out to understand whether vitamin B-6 has preventive effects on heart failure with preserved ejection fraction (HFpEF), a condition often associated with changes in heart macrophages. To test this, we used a mouse model where we induced HFpEF through a combination of a high-fat diet and a specific supplement.

By assessing the cardiac function using echocardiography, we were able to track how the inclusion of vitamin B-6 impacted various heart issues related to HFpEF. Our findings were quite promising: when vitamin B-6 was administered alongside the HFpEF diet, we saw significant improvements in several key areas.

The E/E' ratio—a measure of heart function—dropped considerably, from 42.0 down to 21.6, while the E/A ratio improved, indicating better heart operation. Moreover, the mice displayed enhanced exercise capacity. However, it was interesting to note that these positive outcomes vanished in mice lacking the DOK3 protein, suggesting that vitamin B-6 plays a role in regulating signaling pathways that affect the function of heart macrophages.

Overall, our study indicates that vitamin B-6 could be a valuable therapeutic approach to mitigate the effects of HFpEF by preventing harmful changes in macrophage function, thereby supporting heart health.
9
Vitamin B6 shows uncertain cardiovascular effects
We conducted a study to assess the potential benefits of vitamin B6, along with other B vitamins, in lowering homocysteine levels and reducing bad cholesterol (LDL-C) in individuals at risk for cardiovascular disease due to specific genetic polymorphisms.

Our research included a randomized, double-blind, placebo-controlled trial with 54 participants aged between 40 and 75, all of whom had elevated homocysteine and moderate LDL-C levels. Over a six-month period, those receiving a combination of methylfolate, pyridoxal-5'-phosphate (vitamin B6), and methylcobalamin showed a significant reduction in both homocysteine by 30% and LDL-C by 7.5%, compared to those who received a placebo.

Particularly interesting were the findings regarding the subgroup of participants with homozygous minor allele polymorphisms, who experienced even larger decreases in homocysteine levels and LDL-C compared to mixed allele carriers. While vitamin B6 was part of the effective combination, we must note that its individual effect on cardiovascular disease remains uncertain, as the study primarily evaluates the combined effect of the B vitamins.
9
Pyridoxamine may protect heart health
We investigated the potential of pyridoxamine, a derivative of vitamin B6, to protect the heart from the effects of doxorubicin, a common chemotherapy drug associated with heart problems. In this study, we treated Sprague Dawley rats with doxorubicin and monitored their heart function over eight weeks. We also administered pyridoxamine to some of the rats to see if it could counteract the drug’s harmful effects.

Our findings revealed that pyridoxamine significantly improved heart function in the rats treated with doxorubicin. Specifically, the left ventricular ejection fraction, which indicates how well the heart pumps blood, was notably higher in rats receiving pyridoxamine. Additionally, we found that pyridoxamine reduced the heart's end-systolic volume, suggesting it helped maintain heart health during doxorubicin treatment.

On the other hand, when we looked at the effects of doxorubicin on cancer cells in the lab, pyridoxamine did not change the drug's effectiveness. Doxorubicin still reduced cell viability and increased cell death in the tumor cells, which indicates that while pyridoxamine may protect the heart, it does not interfere with the drug's ability to fight cancer.

In conclusion, pyridoxamine appears to be a promising option for safeguarding heart health during cancer treatments with doxorubicin, without affecting the drug's anticancer properties.

User Reviews

USERS' SCORE
Good
Based on 8 Reviews
8.7
  • All Reviews
  • Positive Reviews
  • Negative Reviews
9.5
Improved health
I managed to lower my elevated homocysteine levels, associated with cardiovascular disease. It's vital to monitor this, as it can lead to serious conditions at a young age. This supplement has transformed my life, eliminating dizziness and weakness. Everyone should get tested annually for homocysteine levels. Best wishes for good health!
8.8
Effective treatment
Excellent dosage for high homocysteine, crucial for cardiovascular disease. The optimal level is 5-6, and after a course of 1.5-3 months, my husband's level dropped from 22 to 8. He still takes it. It's best to dissolve one tablet an hour after breakfast, and it has a pleasant sweet taste. B12 and B9 are well absorbed in this form. I highly recommend it!
8.8
Working dosage
Excellent dosage for high homocysteine, which relates to cardiovascular disease. The optimal adult level is 5-6, and my husband's level improved from 22 to 8 after 1.5-3 months. I advise dissolving one tablet an hour after breakfast; it has a pleasant taste. B12 and B9 are well absorbed. I recommend it!
8.8
Reduced levels
This option is effective for raising B9 and B12 levels with high homocysteine, linked to cardiovascular disease risk. Dissolve one tablet an hour after breakfast for at least 1.5 months. The taste is enjoyable, and knowing your homocysteine levels is essential for overall health and reproductive issues.
8.8
Cardiovascular focus
I bought this for a colleague with women's health issues. Folate and B12 deficiency increases homocysteine, which can lead to cardiovascular disease and dementia. I recommend this manufacturer as Jarrow is one of my favourite brands known for quality!

Frequently Asked Questions

8.8
Effective treatment
Excellent dosage for high homocysteine, crucial for cardiovascular disease. The optimal level is 5-6, and after a course of 1.5-3 months, my husband's level dropped from 22 to 8. He still takes it. It's best to dissolve one tablet an hour after breakfast, and it has a pleasant sweet taste. B12 and B9 are well absorbed in this form. I highly recommend it!
8.8
Reduced levels
This option is effective for raising B9 and B12 levels with high homocysteine, linked to cardiovascular disease risk. Dissolve one tablet an hour after breakfast for at least 1.5 months. The taste is enjoyable, and knowing your homocysteine levels is essential for overall health and reproductive issues.
9.5
Improved health
I managed to lower my elevated homocysteine levels, associated with cardiovascular disease. It's vital to monitor this, as it can lead to serious conditions at a young age. This supplement has transformed my life, eliminating dizziness and weakness. Everyone should get tested annually for homocysteine levels. Best wishes for good health!
8.8
Heart health
I use this to lower my homocysteine levels, which can contribute to cardiovascular disease. I ensure it contains the methylated versions of these vitamins for better efficacy.
8.8
Metabolism regulation
Elevated homocysteine with low B12 and folate increases the risk of depression and cardiovascular disease. These vitamins normalise homocysteine metabolism, preventing its accumulation, which is critical for maintaining cardiovascular health.
8.8
Working dosage
Excellent dosage for high homocysteine, which relates to cardiovascular disease. The optimal adult level is 5-6, and my husband's level improved from 22 to 8 after 1.5-3 months. I advise dissolving one tablet an hour after breakfast; it has a pleasant taste. B12 and B9 are well absorbed. I recommend it!
We aimed to understand how levels of Pyridoxal 5'-Phosphate (PLP), the active form of vitamin B6, relate to lipid profiles and potentially impact cardiovascular health. Using data from a large, population-based survey involving adults aged 20 and older, we conducted a thorough analysis of the relationships between PLP levels and cholesterol types, like LDL (bad) and HDL (good) cholesterol.

Our results showed that higher PLP levels were associated with lower levels of LDL cholesterol, suggesting that vitamin B6 might play a role in reducing the risk of cardiovascular issues. In fact, a single unit increase in PLP was linked to a significant decrease of around 17.7% in LDL cholesterol levels. Additionally, we found that PLP levels were positively correlated with HDL cholesterol levels, indicating that higher PLP could lead to an improvement in good cholesterol.

Notably, these associations seemed stronger in specific groups, such as diabetic individuals and those who abstain from alcohol. This points to a potential for vitamin B6 supplementation as a preventive measure against cardiovascular and metabolic diseases, particularly for those at higher risk. Overall, our findings illuminate vitamin B6 as a promising player in heart health discussions, particularly through its effects on cholesterol levels.
We explored the potential of vitamin B6 (VB6) to boost heart recovery following acute myocardial infarction (AMI). Our research focused on how VB6 might promote angiogenesis, which is the process of forming new blood vessels, a crucial factor for improving heart function after a heart attack.

To investigate this, we conducted experiments measuring the effects of VB6 on human umbilical vein endothelial cells, a type of cell involved in blood vessel formation. We noticed that VB6 not only increased cell migration and tubule formation but also activated AMP-activated protein kinase (AMPK), a key player in cellular energy regulation. This activation led to a positive chain reaction that enhanced the production of vascular endothelial growth factor A, which aids in blood vessel growth.

Perhaps most exciting is our finding from in vivo studies, where long-term VB6 supplementation in mice significantly improved heart functions, increased new blood vessel formation, and reduced inflammatory cytokines after AMI. This suggests that VB6 serves as a strong ally in promoting heart recovery after ischemic injury. Our results indicate that adding VB6 to treatment plans could be beneficial in preventing cardiac dysfunction following heart attacks.
4
Vitamin B6 and stroke risk
We explored the relationship between vitamin B6 and cardiovascular health, particularly its role in stroke risk. Through a two-sample Mendelian randomization approach, we used genetic data to estimate how nutrient intake, including vitamin B6, might affect stroke outcomes.

Our findings revealed a concerning aspect of vitamin B6: its association with an increased risk of large-artery stroke. While it’s essential to note this association, we must interpret these results cautiously due to the limited number of genetic markers studied for vitamin B6.

Thus, while vitamin B6 was part of our evaluation, the evidence suggesting a harmful effect on cardiovascular events is not definitive. Further investigation is needed to clarify its role and determine if it should be a primary focus in stroke prevention efforts.

References

  1. Zhang RY, Chen Y, Yan XQ, Zhang Y, Zhou H, et al. Association of pyridoxal 5'-phosphate (PLP) with lipid profiles: a population-based cohort study. Front Nutr. 2025;12:1545301. doi:10.3389/fnut.2025.1545301
  2. Al-Khawlani MA, Al-Madhagi WM, Sabati AM, ALomaisi SAMA, Al-Najar M. Protective effects of pyridoxine, amlodipine, and their combination in a vasopressin-induced angina model in rats. Naunyn Schmiedebergs Arch Pharmacol. 2025. doi:10.1007/s00210-025-03905-6
  3. Wang XQ, Yin S, Wang QW, Bai WW, Tan RH, et al. Vitamin B6 allosterically activates AMPK to promote postischemic angiogenesis in mice. Eur J Pharmacol. 2025;993:177413. doi:10.1016/j.ejphar.2025.177413
  4. Lellig M, Rodríguez M, López-Baltanás R, Hermann J, Wollenhaupt J, et al. Pyridoxal-5'-phosphate: A cost-effective treatment candidate for hypertensive patients?. J Intern Med. 2024;296:435. doi:10.1111/joim.20015
  5. Rafinezhad M, Kheirouri S, Abbasnezhad M, Alizadeh M. What Dietary Vitamins and Minerals Might Be Associated with Paraoxonase-1 Serum Levels in Patients with Coronary Artery Disease?. Biol Trace Elem Res. 2024. doi:10.1007/s12011-024-04382-3
  6. Ren W, Li Y, Lu C, Liu S, Shao Y, et al. Comprehensive assessment on the association of dietary vitamins with all-cause and cardiovascular mortality among individuals with prediabetes: evidence from NHANES 1999-2018. Food Funct. 2024;15:10037. doi:10.1039/d4fo02893g
  7. Dong G, Xu W, Xu L. Causal Effect of Macronutrient and Micronutrient Intake on Stroke: A Two-Sample Mendelian Randomization Study. Nutrients. 2024;16. doi:10.3390/nu16172818
  8. Li B, Hu M, Ma Y, Sun X, Wu D, et al. Association between Vitamin E, Vitamin B6, and Vitamin B12 with coronary heart disease. Sci Rep. 2024;14:19960. doi:10.1038/s41598-024-68413-8
  9. Song JW, Zhang ZS, Chen L, Wang QW, Xu JY, et al. Vitamin B-6 Prevents Heart Failure with Preserved Ejection Fraction Through Downstream of Kinase 3 in a Mouse Model. J Nutr. 2024;154:3031. doi:10.1016/j.tjnut.2024.08.006
  10. Pokushalov E, Ponomarenko A, Bayramova S, Garcia C, Pak I, et al. Effect of Methylfolate, Pyridoxal-5'-Phosphate, and Methylcobalamin (Soloways) Supplementation on Homocysteine and Low-Density Lipoprotein Cholesterol Levels in Patients with Methylenetetrahydrofolate Reductase, Methionine Synthase, and Methionine Synthase Reductase Polymorphisms: A Randomized Controlled Trial. Nutrients. 2024;16. doi:10.3390/nu16111550
  11. Wang P, Huang J, Xue F, Abuduaini M, Tao Y, et al. Associations of serum vitamin B6 status with the risks of cardiovascular, cancer, and all-cause mortality in the elderly. Front Immunol. 2024;15:1354958. doi:10.3389/fimmu.2024.1354958
  12. Haesen S, Verghote E, Heeren E, Wolfs E, Deluyker D, et al. Pyridoxamine Attenuates Doxorubicin-Induced Cardiomyopathy without Affecting Its Antitumor Effect on Rat Mammary Tumor Cells. Cells. 2024;13. doi:10.3390/cells13020120
  13. Haesen S, Jager MM, Brillouet A, de Laat I, Vastmans L, et al. Pyridoxamine Limits Cardiac Dysfunction in a Rat Model of Doxorubicin-Induced Cardiotoxicity. Antioxidants (Basel). 2024;13. doi:10.3390/antiox13010112
  14. Liang Z, Fan F, Liu B, Li K, Chen H, et al. Association Between Serum Folate Concentrations and 10-Year Stroke Risk in a Prospective Community Cohort: Mediation and Interaction Analyses. Nutrients. 2024;17. doi:10.3390/nu17010159
  15. Palchetti CZ, Gonçalves NG, Suemoto CK, Santos IS, Lotufo PA, et al. Serum folate levels, but not vitamin B12, are associated with slower progression in carotid intima-media thickness in a population exposed to mandatory folic acid fortification. Clin Nutr ESPEN. 2025;65:144. doi:10.1016/j.clnesp.2024.11.034
  16. Prasad K. Atherogenic Effect of Homocysteine, a Biomarker of Inflammation and Its Treatment. Int J Angiol. 2024;33:262. doi:10.1055/s-0044-1788280
  17. Kaushik A, Bhattacharjee D, Chaudhary V, Dahal S, Devi NK, et al. Hypertension and global DNA methylation: a population-based study in rural, Punjab, India. Sci Rep. 2024;14:25826. doi:10.1038/s41598-024-77437-z
  18. Siddiqi SM, Liu L, Du Y, Song Y, Chen P, et al. Association of MTHFR C677T, MTHFRA1298C, and MTRRA66G Gene Polymorphisms with Hyperhomocysteinemia and Its Modulation by the Combined Effect of Vitamin B12 and Folate in Chinese Population with Hypertension. J Nutr. 2024. doi:10.1016/j.tjnut.2024.09.003
  19. Liang X, Huang D, Bi Y, He Y, Mao T, et al. The impact of folic acid/VB12 deficiency on essential hypertension in children and adolescents: from a nested case-control and a cohort study. J Hum Hypertens. 2024;38:844. doi:10.1038/s41371-024-00955-w
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