Overview

SCIENTIFIC SCORE
Possibly Effective
Based on 9 Researches
7.9
USERS' SCORE
Good
Based on 10 Reviews
8.7
Supplement Facts
Serving Size: 1 Veg Capsule
Amount Per Serving
%DV
Thiamin (Vitamin B-1) (from Thiamin HCl)
50 mg
4167%
Riboflavin (Vitamin B-2)
50 mg
3846%
Niacin (Vitamin B-3) (as Niacinamide)
50 mg
313%
Vitamin B-6 (from Pyridoxine HCl)
50 mg
2941%
Folate
680 mcg DFE (400 mcg folic acid)
170%
Vitamin B-12 (as Cyanocobalamin)
50 mcg
2083%
Biotin
50 mcg
167%
Pantothenic Acid (from Calcium Pantothenate)
50 mg
1000%
Choline (from Choline Bitartrate)
25 mg
5%
PABA (Para-Aminobenzoic Acid)
25 mg
Inositol
25 mg

Top Medical Research Studies

8
Vitamin B12 improves vision recovery
We explored the effects of vitamin B12 on a 33-year-old woman living with HIV, who faced severe vision loss due to optic neuritis, a rare outcome of vitamin B12 deficiency. Prior to this, she had battled significant peripheral neuropathy treated with vitamin B12 tablets. After starting vitamin B12 injections following her vision loss, she experienced gradual improvement and regained her sight. This case highlights the importance of recognizing vitamin B12 deficiency, particularly since its signs can easily go unnoticed.
Read More
We aimed to investigate how paclitaxel-induced peripheral neuropathy affects salivary glands in rats and whether using a vitamin B/ATP complex could help. After inducing neuropathy with paclitaxel, we treated the animals with vitamin B for nine days.

We found that while the neuropathy did lead to significant changes in the salivary glands, treatment with the vitamin combination effectively restored their function. Notably, this treatment helped reduce oxidative stress and balance protein synthesis in the glands.
Read More
8
Thiamine shows promise for CMT
We explored the effects of daily oral thiamine (vitamin B1) treatment on patients with Charcot-Marie-Tooth (CMT) neuropathy, a condition without an effective cure. Our pilot study focused on measuring hand grip strength before and after administering 100 mg of thiamine.

Interestingly, we observed that thiamine did improve hand grip strength; however, there were no significant differences in thiamine-related enzyme levels between CMT patients and healthy controls. We noted that while thiamine seemed beneficial, its exact impact can vary based on individual thiamine metabolism in patients.
Read More

Most Useful Reviews

9.5
Nerve support
I am very impressed with B-50. I've noticed significant support for my nervous system, especially an improvement in the neuropathy in my feet. The quality from NOW is exceptional, and I felt the effects of B-50 entering my system quickly.
Read More
9.5
Effective combination
This particular combination of B vitamins is excellent for neuropathy. European brands offer similar combos for triple the price, specifically aimed at nerve regeneration and pain relief. I will buy again.
Read More
9.5
Best for neuropathy
I find this product to be the best for neuropathy. I take it in the evening with magnesium; it’s an effective preparation. Highly recommend.
Read More

Medical Researches

SCIENTIFIC SCORE
Possibly Effective
Based on 9 Researches
7.9
  • All Researches
We aimed to investigate how paclitaxel-induced peripheral neuropathy affects salivary glands in rats and whether using a vitamin B/ATP complex could help. After inducing neuropathy with paclitaxel, we treated the animals with vitamin B for nine days.

We found that while the neuropathy did lead to significant changes in the salivary glands, treatment with the vitamin combination effectively restored their function. Notably, this treatment helped reduce oxidative stress and balance protein synthesis in the glands.
Read More
8
Combination vitamins improve nerve health
We examined how a combination of vitamins B1, B6, and B12 may improve recovery in peripheral neuropathy. Our research showed that using all three vitamins together led to better healing and nerve connectivity than vitamin B12 on its own.

This combination encourages cell maturation and counters oxidative stress, which are key for recovering damaged nerves. The findings point to the potential benefits of taking all three vitamins for those suffering from nerve-related issues.
Read More
This case presents an Iranian woman, 40, who struggled for a decade with unexplained symptoms such as fatigue and cognitive issues. Initially misdiagnosed with various conditions, her critical vitamin B12 deficiency was finally revealed after persistent symptoms led to further testing.

Treatment with vitamin B12 injections significantly improved her neurological symptoms, illustrating the critical role of recognizing vitamin B12 deficiency—even when traditional blood tests do not show anemia. This case reminds us to consider deficiency diagnoses in complex symptom profiles.
Read More
8
Combination treatment improves neuropathy symptoms
We investigated how a combination of vitamins, minerals, and other compounds affects pain and overall nerve function in people with diabetic neuropathy. The study included 73 individuals with type 2 diabetes, who were randomly assigned to receive either the treatment or a placebo for six months.

Results showed a significant improvement in pain levels, vibration perception, and vitamin B12 levels for those taking the supplement. Overall, our findings suggest that combining these elements can beneficially impact the symptoms of diabetic neuropathy.
Read More
8
Thiamine shows promise for CMT
We explored the effects of daily oral thiamine (vitamin B1) treatment on patients with Charcot-Marie-Tooth (CMT) neuropathy, a condition without an effective cure. Our pilot study focused on measuring hand grip strength before and after administering 100 mg of thiamine.

Interestingly, we observed that thiamine did improve hand grip strength; however, there were no significant differences in thiamine-related enzyme levels between CMT patients and healthy controls. We noted that while thiamine seemed beneficial, its exact impact can vary based on individual thiamine metabolism in patients.
Read More

User Reviews

USERS' SCORE
Good
Based on 10 Reviews
8.7
  • All Reviews
  • Positive Reviews
  • Negative Reviews
9.5
Nerve support
I am very impressed with B-50. I've noticed significant support for my nervous system, especially an improvement in the neuropathy in my feet. The quality from NOW is exceptional, and I felt the effects of B-50 entering my system quickly.
Read More
9.5
Effective combination
This particular combination of B vitamins is excellent for neuropathy. European brands offer similar combos for triple the price, specifically aimed at nerve regeneration and pain relief. I will buy again.
Read More
9.5
Best for neuropathy
I find this product to be the best for neuropathy. I take it in the evening with magnesium; it’s an effective preparation. Highly recommend.
Read More
9.5
Excellent treatment
An excellent medication for treating polyneuropathy in patients with diabetes mellitus!
Read More
8
Maintains neuropathy control
B-50 taken twice a day helps manage my foot neuropathy effectively. It has worked well for me for over 15 years. I also appreciate iHerb; not only are the prices good, but my shipments typically arrive within a day or two here in California.
Read More

Frequently Asked Questions

Neuropathy refers to a condition characterized by damage or dysfunction of the peripheral nerves, which are essential components of the nervous system that relay information between the brain and spinal cord and the rest of the body. This can result in a variety of symptoms, including pain, tingling, numbness, weakness, or impaired coordination, predominantly affecting the hands and feet. Neuropathy can stem from various causes, such as diabetes, infections, autoimmune diseases, exposure to toxins, and certain medications. The impact on daily life can vary, with some individuals experiencing minimal interference, while others may find their condition debilitating.

Treatment for neuropathy generally focuses on managing symptoms and addressing the underlying cause. Options may include medications like pain relievers, anticonvulsants, and topical treatments, as well as physical therapy and lifestyle modifications. In certain cases, addressing the root cause, such as controlling blood sugar levels for diabetic neuropathy, can significantly improve symptoms. If you suspect you may have neuropathy, it’s crucial to consult with a healthcare professional for a proper diagnosis and tailored treatment plan.

Vitamin B Complex refers to a group of water-soluble vitamins that play important roles in cell metabolism and overall health. This group typically includes eight essential vitamins: B1 (thiamine), B2 (riboflavin), B3 (niacin), B5 (pantothenic acid), B6 (pyridoxine), B7 (biotin), B9 (folate), and B12 (cobalamin). Each of these vitamins contributes uniquely to various bodily functions, such as energy production, red blood cell formation, and nervous system function. For instance, B12 and folate are crucial in preventing anemia, while B6 is vital for brain development and function.

Many people can obtain their daily requirements of B vitamins through a balanced diet that includes whole grains, meats, eggs, nuts, leafy greens, and dairy products. However, certain groups—like vegetarians, pregnant women, and older adults—may benefit from supplementation to meet their nutritional needs. It's important to consult with a healthcare professional before starting any supplement regimen, as excessive intake of certain B vitamins can lead to adverse effects. Overall, ensuring adequate intake of Vitamin B Complex is vital for maintaining energy levels and supporting overall health.

Vitamin B Complex may play a supportive role in managing neuropathy symptoms, primarily due to the involvement of certain B vitamins in nerve health and function. Vitamins B1 (thiamine), B6 (pyridoxine), and B12 (cobalamin) are particularly important for nerve regeneration and maintaining healthy nerve function. Deficiencies in these vitamins can lead to neurological issues, including peripheral neuropathy. Some studies suggest that a well-rounded intake of B vitamins can help alleviate some symptoms associated with neuropathy, such as pain and tingling, especially in people with diabetes or those who have experienced nerve damage due to nutritional deficiencies.

While Vitamin B Complex can be beneficial, it is essential to approach supplementation with caution. It's always best to consult with a healthcare professional before starting any new supplement regimen, especially for those with existing health conditions or those taking other medications. Additionally, for individuals already receiving adequate nutrition, the benefit of supplementing with B vitamins for neuropathy relief remains inconclusive. A balanced diet rich in B vitamins—found in foods like whole grains, meat, eggs, and dairy—should be the primary focus. In summary, while Vitamin B Complex has the potential to help with certain aspects of neuropathy, it should not be seen as a standalone treatment.

Based on user reviews, it appears that individuals may start to see results from taking B-50 for neuropathy within a few weeks to several months. For instance, one user reported noticing improvements in their neuropathy symptoms after several weeks of use ((Read Review)). Another user, who has been using the supplement for over 15 years, mentioned it has been effective in managing their foot neuropathy during that entire period ((Read Review)). This suggests that while some may experience initial benefits quickly, continued use may be necessary for sustained improvement.

Additionally, reviews indicate that the timing of intake may also play a role in effectiveness, as some users combine B-50 with other supplements, such as magnesium or Alpha lipoic acid, enhancing the overall benefits for their neuropathy conditions ((Read Review), (Read Review)). It's important to note that individual responses may vary, and consistent use, along with a well-balanced diet, may yield the best results for neuropathy relief.

Recent scientific research suggests that certain B vitamins, particularly B1, B6, and B12, can play a crucial role in improving the symptoms of neuropathy and promoting nerve healing. A study indicated that combining these three vitamins results in better healing and nerve connectivity compared to using vitamin B12 alone, making a compelling case for considering this combination for individuals suffering from nerve-related issues [1]. In the context of diabetic neuropathy, other research found that participants taking a vitamin B complex reported significant improvements in pain levels and overall nerve function, further highlighting the potential benefits of these micronutrients in managing neuropathy symptoms [3].

Additionally, vitamin B12's importance cannot be overstated, as several studies have linked its deficiency to significant neurological symptoms, particularly in older adults. For example, patients with identified deficiencies in B12 experienced notable improvements in cognitive and motor functions after receiving B12 injections [6]. Furthermore, evidence from cases during earlier research pointed to successful recovery from peripheral neuropathy symptoms after B12 treatment, reinforcing the notion that ensuring adequate levels of this vitamin could be beneficial [2]. Overall, the body of research supports the notion that specific B vitamins can be essential in the management and treatment of neuropathy.

Based on user reviews, many individuals report notable improvements in their neuropathy symptoms after taking B-50. For instance, one user mentioned experiencing "significant support for my nervous system" with specific improvements in foot neuropathy ((Read Review)). Another user highlighted the effectiveness of B-50 for alleviating the symptoms of polyneuropathy, noting its beneficial impact when used in conjunction with magnesium ((Read Review)). Users have shared that this B vitamin complex not only aids in nerve regeneration but also helps manage overall diabetic-related complications, highlighting its role in improving symptoms over the long term, as seen in one account of 15 years of effective use ((Read Review)).

Additionally, several reviews suggest that combining B-50 with other supplements, like Alpha lipoic acid, may enhance its effectiveness, particularly for those managing symptoms related to diabetes ((Read Review)). Overall, reviews indicate that while many find significant relief and improvement in their symptoms, individual results can differ, highlighting that personal experiences with the product may vary. Users often note increased energy levels alongside reduced neuropathy pain, emphasizing a multidimensional benefit from consistent use of B-50 ((Read Review)).

Based on user reviews, many individuals have reported success when combining B-50 with other supplements for managing neuropathy. Users highlighted that taking B-50 in conjunction with magnesium proved effective, with one reviewer stating it was the "best for neuropathy" when taken in the evening with magnesium ((Read Review)). Another user reinforced the practice of combining B-50 with Alpha lipoic acid, emphasizing its importance for diabetics and noting improvements in their neuropathy symptoms over a structured regimen of supplementation ((Read Review)).

Additionally, reviews indicate that users appreciate the additive benefits from such combinations, often reporting a more holistic improvement in their condition. For example, one user noted an overall positive change in their diabetic neuropathy as part of a low-carb diet supported by a series of supplements, suggesting that the synergistic effects may enhance the individual benefits of each component ((Read Review)). This trend points to a potentially effective strategy for those seeking to alleviate neuropathy symptoms by incorporating B-50 alongside complementary supplements.

According to current research findings, an optimal dose for treating neuropathy with Vitamin B Complex includes a blend of Vitamins B1, B6, and B12. The use of all three vitamins together has been shown to significantly enhance healing and the connectivity of damaged nerves compared to using Vitamin B12 alone. Specific dosing details, though not universally specified, typically advocate for daily supplementation for effectiveness, with studies emphasizing the importance of combining these three vitamins for maximum benefits in nerve recovery [1].

Additionally, research highlights the necessity of recognizing deficiencies in Vitamin B12, as it played a critical role in improving neurological symptoms in individuals with significant deficiencies [2]. The findings stress that while Vitamin B Complex can be beneficial, individual responses may vary, and it’s essential to consult healthcare professionals for personalized dosing regimens, considering factors like existing deficiencies and overall health.[5]

8.8
Increased energy
I tried this for the first time and absolutely love it. After several weeks, I’ve noticed an increase in energy, and my neuropathy seems to be improving.
8
Maintains neuropathy control
B-50 taken twice a day helps manage my foot neuropathy effectively. It has worked well for me for over 15 years. I also appreciate iHerb; not only are the prices good, but my shipments typically arrive within a day or two here in California.
9.5
Best for neuropathy
I find this product to be the best for neuropathy. I take it in the evening with magnesium; it’s an effective preparation. Highly recommend.
8.8
Neuropathy improvement
B vitamins must be replenished daily, which is not always easy to manage with meals. Dietary supplements can help. My intake coincides with Alpha lipoic acid, essential for diabetics, and my endocrinologist recommended taking this B-50 complex alongside it. I take it four times a year for 30 days, with a 60-day break. I noticed no pain or heartburn. For two years, I've followed a low-carb diet requiring supplements, and my sugar levels are normal. My hypertension has receded, and my neuropathy, a diabetes complication, is gradually improving too!
9.5
Nerve support
I am very impressed with B-50. I've noticed significant support for my nervous system, especially an improvement in the neuropathy in my feet. The quality from NOW is exceptional, and I felt the effects of B-50 entering my system quickly.
8
Combination vitamins improve nerve health
We examined how a combination of vitamins B1, B6, and B12 may improve recovery in peripheral neuropathy. Our research showed that using all three vitamins together led to better healing and nerve connectivity than vitamin B12 on its own.

This combination encourages cell maturation and counters oxidative stress, which are key for recovering damaged nerves. The findings point to the potential benefits of taking all three vitamins for those suffering from nerve-related issues.
8
Combination treatment improves neuropathy symptoms
We investigated how a combination of vitamins, minerals, and other compounds affects pain and overall nerve function in people with diabetic neuropathy. The study included 73 individuals with type 2 diabetes, who were randomly assigned to receive either the treatment or a placebo for six months.

Results showed a significant improvement in pain levels, vibration perception, and vitamin B12 levels for those taking the supplement. Overall, our findings suggest that combining these elements can beneficially impact the symptoms of diabetic neuropathy.
8
Vitamin B12 deficiency impacts neurology
We explored a case study involving two elderly patients suffering from vitamin B12 deficiency. Both presented with significant neurological symptoms, such as cognitive decline and impaired mobility.

Despite one patient having normal B12 levels due to treatment, and the other exhibiting low levels with elevated homocysteine and methylmalonic acid, vitamin B12 injections led to notable improvements in their cognitive, emotional, and motor functions.

This highlights the importance of recognizing B12 deficiency, even in patients with normal blood levels, particularly if there are risk factors present.
This case presents an Iranian woman, 40, who struggled for a decade with unexplained symptoms such as fatigue and cognitive issues. Initially misdiagnosed with various conditions, her critical vitamin B12 deficiency was finally revealed after persistent symptoms led to further testing.

Treatment with vitamin B12 injections significantly improved her neurological symptoms, illustrating the critical role of recognizing vitamin B12 deficiency—even when traditional blood tests do not show anemia. This case reminds us to consider deficiency diagnoses in complex symptom profiles.
8
Vitamin B12 improves vision recovery
We explored the effects of vitamin B12 on a 33-year-old woman living with HIV, who faced severe vision loss due to optic neuritis, a rare outcome of vitamin B12 deficiency. Prior to this, she had battled significant peripheral neuropathy treated with vitamin B12 tablets. After starting vitamin B12 injections following her vision loss, she experienced gradual improvement and regained her sight. This case highlights the importance of recognizing vitamin B12 deficiency, particularly since its signs can easily go unnoticed.

References

  1. Cuyubamba O, Braga CP, Swift D, Stickney JT, Viel C. The Combination of Neurotropic Vitamins B1, B6, and B12 Enhances Neural Cell Maturation and Connectivity Superior to Single B Vitamins. Cells. 2025;14. doi:10.3390/cells14070477
  2. Mesgarankarimi A, Rezapour M, Tabrizi N. A long-standing undiagnosed case of vitamin B12 deficiency: a case report. J Med Case Rep. 2025;19:151. doi:10.1186/s13256-025-05149-7
  3. Didangelos T, Karlafti E, Kotzakioulafi E, Giannoulaki P, Kontoninas Z, et al. Efficacy and Safety of the Combination of Palmitoylethanolamide, Superoxide Dismutase, Alpha Lipoic Acid, Vitamins B12, B1, B6, E, Mg, Zn and Nicotinamide for 6 Months in People with Diabetic Neuropathy. Nutrients. 2024;16. doi:10.3390/nu16183045
  4. Artiukhov AV, Solovjeva ON, Balashova NV, Sidorova OP, Graf AV, et al. Pharmacological Doses of Thiamine Benefit Patients with the Charcot-Marie-Tooth Neuropathy by Changing Thiamine Diphosphate Levels and Affecting Regulation of Thiamine-Dependent Enzymes. Biochemistry (Mosc). 2024;89:1161. doi:10.1134/S0006297924070010
  5. Lubega G, Lutaakome J, Kibirige M, Opoka D, Atukunda I, et al. Vitamin B12 deficiency presenting as progressive blindness in a 33-year-old HIV-positive female patient on Efavirenz-based regimen: case report. Pan Afr Med J. 2024;47:164. doi:10.11604/pamj.2024.47.164.43048
  6. Dekker MJHJ, Heerdink GC, Plattel CHM. Vitamin B12 Deficiency-Induced Neuropathy and Cognitive and Motor Impairment in the Elderly: A Case Study. Food Nutr Bull. 2024;45:S53. doi:10.1177/03795721241226886
  7. Gautam S, Mittal C, Ranjan A, Singh G. Association of Diabetic Peripheral Neuropathy with Micronutrients. J Assoc Physicians India. 2024;72:65. doi:10.59556/japi.72.0493
  8. Tykhonovych K, Kryvoruchko T, Nikitina N, Berehovyi S, Neporada K. CORRECTION OF PATHOLOGICAL CHANGES IN SALIVARY GLANDS OF ANIMALS WITH PACLITAXEL-INDUCED NEUROPATHY. Exp Oncol. 2024;46:38. doi:10.15407/exp-oncology.2024.01.038
  9. Park KJ, Choi E, Jung IY, Kim ST. Pharmacologic management of trigeminal nerve injury after endodontic treatment: A retrospective analysis. J Oral Rehabil. 2024;51:1737. doi:10.1111/joor.13765
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