Overview

SCIENTIFIC SCORE
Moderately Effective
Based on 12 Researches
8
USERS' SCORE
Good
Based on 32 Reviews
8.9
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

9
Vitamin B may alleviate depression symptoms
Our investigation looked into how Vitamin B affects behavior and neurotransmitter levels in rats undergoing stress-induced depression.

We set up three groups: a control group, a stressed group, and a stressed group receiving Vitamin B.

The results showed that Vitamin B improved neurotransmitter levels and reduced anxiety and depression-like behaviors in the rats. This suggests that Vitamin B could be beneficial in improving symptoms of depression driven by stress.
Read More
8
Vitamin B6 intake linked to depression
This study examined how dietary vitamin B6 and plasma levels of pyridoxal 5’-phosphate relate to depression in US adults. We analyzed data from nearly 25,000 people over five years, revealing that those with the highest vitamin B6 intake and plasma levels experienced a lower risk of depression.

Although these results are promising and suggest the benefits of a vitamin B6-rich diet, we also noted that further randomized controlled trials are needed to better understand the effects of vitamin B6 supplementation on mood.
Read More
8
Niacin shows promise for depression
We investigated how niacin (vitamin B3) impacts depression, particularly through a mouse model using lipopolysaccharide to induce depressive behaviors.

The study revealed that niacin significantly reduced signs of despair in mice, leading to more mobility in forced swimming tests.

It not only boosted important brain chemicals but also activated protective pathways that lessen neuroinflammation associated with depression.

Overall, the findings suggest that niacin could be a promising option for managing depression by addressing key neuroprotective mechanisms.
Read More

Most Useful Reviews

9.5
Mood improvement
The whole B-complex is contained in one capsule. I have noticed real results: Despite dreary, rainy weather, I feel cheerful. This year, the usual autumn depression has not affected me. I respond calmly to work stress, viewing it as part of life. My skin is managing well through the autumn-winter transition, free from dryness and tightness. My joints are also not causing issues.
Read More
9.5
Stomatitis cure
I suffered from mouth ulcers for years, but surprisingly, after starting this vitamin B, my large stomatitis healed quickly. Although I didn’t take it primarily for depression, it has contributed to my overall mental stability.
Read More
9.5
Emotional uplift
The quality is excellent, particularly for women. I've noticed a significant improvement in my mood; a strange depression has lifted, and I now feel energetic and active.
Read More

Medical Researches

SCIENTIFIC SCORE
Moderately Effective
Based on 12 Researches
8
  • All Researches
9.5
Thiamine deficiency linked to depression
We explored a remarkable case of a 58-year-old cancer patient who exhibited depressive symptoms potentially linked to thiamine deficiency (TD). Initially suspected of having major depressive disorder, her condition transformed dramatically after receiving intravenous thiamine.

Within an hour of treatment, her distressing symptoms—palpitations, dyspnea, and suicidal thoughts—significantly improved. This observation underscores the importance of considering TD as a reversible cause when patients present with depression-like symptoms, especially in serious cases involving cancer.
Read More
9
Vitamin B may alleviate depression symptoms
Our investigation looked into how Vitamin B affects behavior and neurotransmitter levels in rats undergoing stress-induced depression.

We set up three groups: a control group, a stressed group, and a stressed group receiving Vitamin B.

The results showed that Vitamin B improved neurotransmitter levels and reduced anxiety and depression-like behaviors in the rats. This suggests that Vitamin B could be beneficial in improving symptoms of depression driven by stress.
Read More
We explored the effects of a newly developed zinc-acetyl-l-carnitine complex on depression and neuroprotection. This innovative compound showed a remarkable 54% increase in antidepressant activity compared to standard acetyl-l-carnitine.

Additionally, it demonstrated the ability to alleviate pain and protect nerve cells against damage. While the results are promising, further studies are needed to fully understand its long-term effectiveness and safety for depression and related conditions.
Read More
8
Methylfolate may enhance antidepressant effects
We explored whether combining antidepressants with low-dose methylfolate could improve outcomes for patients with depressive disorder. In this open-label trial, 44 participants received standard antidepressant treatment along with 800 µg of methylfolate daily for four weeks.

We used questionnaires to gauge depression levels throughout the study. The results suggested that this combination therapy might enhance treatment effectiveness compared to antidepressant monotherapy. Overall, it signals a promising avenue for those battling depression, pointing toward an approachable and potentially beneficial treatment strategy.
Read More
8
Vitamin B6 intake linked to depression
This study examined how dietary vitamin B6 and plasma levels of pyridoxal 5’-phosphate relate to depression in US adults. We analyzed data from nearly 25,000 people over five years, revealing that those with the highest vitamin B6 intake and plasma levels experienced a lower risk of depression.

Although these results are promising and suggest the benefits of a vitamin B6-rich diet, we also noted that further randomized controlled trials are needed to better understand the effects of vitamin B6 supplementation on mood.
Read More

User Reviews

USERS' SCORE
Good
Based on 32 Reviews
8.9
  • All Reviews
  • Positive Reviews
  • Negative Reviews
9.5
Mood improvement
The whole B-complex is contained in one capsule. I have noticed real results: Despite dreary, rainy weather, I feel cheerful. This year, the usual autumn depression has not affected me. I respond calmly to work stress, viewing it as part of life. My skin is managing well through the autumn-winter transition, free from dryness and tightness. My joints are also not causing issues.
Read More
9.5
Stomatitis cure
I suffered from mouth ulcers for years, but surprisingly, after starting this vitamin B, my large stomatitis healed quickly. Although I didn’t take it primarily for depression, it has contributed to my overall mental stability.
Read More
9.5
Emotional uplift
The quality is excellent, particularly for women. I've noticed a significant improvement in my mood; a strange depression has lifted, and I now feel energetic and active.
Read More
8.8
Depression relief
After my total hysterectomy, I experienced a sharp decline in estrogen and early menopause, leading to severe depression. I found relief through B50 and other supplements, making daily life much more bearable. I hope this review helps others.
Read More
8.8
Nerves improved significantly
I cannot imagine my life without these B vitamins. They are great for nervous individuals and address lingering depression. I take one capsule each morning. This brand has an excellent formulation, providing all B vitamins and inositol, essential for women. If you struggle with nerves or depression, I recommend this product; you’ll notice a difference in a month.
Read More

Frequently Asked Questions

Depression is a common and serious mental health condition characterized by persistent feelings of sadness, hopelessness, and a lack of interest or pleasure in activities that were once enjoyable. It can affect anyone, regardless of age, gender, or background, and it goes beyond just feeling down; it can interfere significantly with daily life, impacting relationships, work performance, and overall well-being. Symptoms of depression may include changes in appetite or weight, sleep disturbances, fatigue, difficulty concentrating, and thoughts of worthlessness or suicide.

The causes of depression are complex and may involve a combination of genetic, biological, environmental, and psychological factors. While it's a serious condition that can be debilitating, the good news is that it is treatable. Various treatment options are available, including therapy, medication, lifestyle changes, and support groups. If you or someone you know is struggling with depression, seeking help from a healthcare professional is a crucial step toward recovery.

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 depression, though it's not a standalone treatment. B vitamins, particularly B6, B12, and folate, are essential for neurological function and can influence mood regulation. Some studies suggest that deficiencies in these vitamins may be linked to symptoms of depression, and supplementation might help alleviate some of these symptoms, especially in individuals who are deficient. However, it's important to note that while B vitamins can support brain health, they should not replace conventional treatments prescribed by healthcare professionals, such as therapy or antidepressants.

Before you start any supplementation, it’s wise to consult with a healthcare provider. They can help determine if you have a deficiency and recommend an appropriate dosage tailored to your needs. Remember, boosting your mood with B vitamins is best approached as part of a holistic strategy that includes a balanced diet, regular exercise, and mental health support.

Based on user reviews, the timeline for seeing results from this B-complex supplement varies, with many users reporting improvements within a month. One user noted that they experienced noticeable effects after about a month, linking it to a reduction in stress and improvement in overall mood, which implies this might be a typical timeframe for others as well (Read Review). Another user reflected on significant mood enhancements within several weeks, which suggests that a short-term commitment could yield positive results for managing symptoms of depression (Read Review).

However, some users indicated that longer usage could also be beneficial. For example, a reviewer mentioned using the supplement for up to six months, during which they reported substantial improvements in their mental stability and overall well-being (Read Review). Additionally, another user described a gradual improvement in their condition, highlighting a relationship between consistent intake and enhanced mood over time (Read Review). Thus, while initial results may be felt within a month, ongoing use appears to provide compounded benefits that can further aid in managing depression.

The research suggests that certain vitamins, particularly B vitamins, have potential benefits for alleviating depression symptoms, although further studies are needed for definitive conclusions. For instance, a study utilizing stressed rats found that Vitamin B improved neurotransmitter levels and reduced depression-like behaviors, indicating its potential in addressing stress-related depression [1]. Other studies identified the effectiveness of methylfolate in enhancing the treatment outcomes of standard antidepressants, proposing it as a beneficial adjunctive therapy for depressive disorders [3].

Additionally, niacin has shown promise in both rat and mouse models, with research demonstrating its capacity to reduce depressive behaviors and enhance brain chemical balance [5] [8]. Vitamin B6 and thiamine have also been associated with lower depression risks and improving symptoms in specific cases, respectively [4] [9]. While these findings are encouraging, it's important to note that many studies emphasize the necessity for further research, particularly with human subjects, to establish the efficacy and safety of these supplements in treating depression.

Based on user reviews, individuals have reported a range of improvements in symptoms associated with depression and anxiety after incorporating the B-complex supplement into their routines. Many users noted that they experienced a significant uplift in mood and emotional stability. One reviewer claimed that their "strange depression has lifted," resulting in increased energy and a more active lifestyle (Read Review). Another user shared their experience of feeling cheerful during typically dreary autumn months, attributing this positive change to the supplement (Read Review).

Additionally, some users reported that using the B-complex helped alleviate specific issues like panic attacks and anxiety, offering a sense of calm and overall mental stability (Read Review). Other reviewers mentioned its role in supporting their well-being during significant life changes, such as after a hysterectomy or postpartum period, illustrating the supplement's potential in improving emotional resilience during challenging times (Read Review) (Read Review). While these anecdotal experiences highlight beneficial effects, it is essential to remember that individual results can vary widely.

Based on user reviews, many individuals have reported positive experiences when combining this B-complex supplement with other vitamins and supplements to manage symptoms of depression. One user noted that taking the supplement alongside collagen powder and alpha-lipoic acid provided not only skin benefits but also helped keep autumn blues at bay, leading to an overall cheerful disposition despite challenging weather conditions (Read Review). Additionally, another reviewer who combined vitamin B with other nutritional supplements reported significant improvements in postpartum depression under their doctor's guidance (Read Review).

Furthermore, some users have emphasized the importance of multi-supplement regimens in tackling depression. For instance, one reviewer shared their routine of taking B vitamins along with vitamin C, iron, magnesium, and vitamin E, suggesting that this combination had a protective effect on their mental health, particularly given their history of depression (Read Review). Overall, while individual results may vary, the combination of this B-complex supplement with other vitamins appears to support users in achieving a greater sense of emotional stability and alleviating depressive symptoms.

Based on user reviews, many individuals have reported positive effects of Vitamin B Complex, particularly B50 formulations, on their mental health and in addressing depression. Users recommend a daily dosage, typically one capsule in the morning, to facilitate mood improvement and emotional stability. One user highlighted feeling energetic and active after using the complex, indicating that it contributed significantly to lifting their depression symptoms (Read Review). Another user mentioned taking two tablets each morning and evening, showing that some have experimented with higher dosages for better results (Read Review).

Additionally, users have noted that while Vitamin B Complex can alleviate symptoms of depression, it may be beneficial to use the supplement alongside other treatments or lifestyle changes. For example, one user reported significant improvements after combining B vitamins with a change in drinking habits and other supplements (Read Review). Overall, it seems that users generally agree on the effectiveness of B vitamins in supporting mental health with moderate daily doses being key to experiencing their benefits.

8.8
Nerves improved significantly
I cannot imagine my life without these B vitamins. They are great for nervous individuals and address lingering depression. I take one capsule each morning. This brand has an excellent formulation, providing all B vitamins and inositol, essential for women. If you struggle with nerves or depression, I recommend this product; you’ll notice a difference in a month.
9.5
Emotional uplift
The quality is excellent, particularly for women. I've noticed a significant improvement in my mood; a strange depression has lifted, and I now feel energetic and active.
9
Stable mindset
I felt the effects of the B vitamins as a physical sensation. They positively impact the brain and nerves, helping me achieve mental stability. Following the Fujikawa theory, I improved my depression and insomnia in about six months. I'm now using the 250-grain option for cost-effectiveness.
8.3
Mother's calmness
I gave this to my mother to help with her depression, and I've noticed she has become calmer and her mood has significantly improved. She seems much happier now.
9.5
Mood improvement
The whole B-complex is contained in one capsule. I have noticed real results: Despite dreary, rainy weather, I feel cheerful. This year, the usual autumn depression has not affected me. I respond calmly to work stress, viewing it as part of life. My skin is managing well through the autumn-winter transition, free from dryness and tightness. My joints are also not causing issues.
9.5
Panic attack relief
The B-50 vitamin complex helped with my panic attacks and anxiety. After about a month of taking it, the panic attacks that used to occur unexpectedly disappeared, significantly improving my mental state.
8.8
Depression relief
After my total hysterectomy, I experienced a sharp decline in estrogen and early menopause, leading to severe depression. I found relief through B50 and other supplements, making daily life much more bearable. I hope this review helps others.
9.5
Postpartum support
After giving birth, I started taking vitamin B to prevent postpartum depression. It has been very helpful, and I feel great!
9.5
Autumn depression relief
Excellent! I took the Now Foods B-50 complex for a month to support my joints as autumn approached. Initially, I combined them with collagen powder, and later with alpha-lipoic acid. This combination not only benefited my skin and joints but also kept the autumn blues at bay. I'm feeling cheerful despite the dreary weather.
7.5
Postpartum support
Compared to other B supplements, this one is cheaper, making it easier to maintain. I've used it alongside other treatments, and my postpartum depression has improved greatly under my doctor's guidance.
8.8
Preventative measure
I purchased this as an ATP boost after reading Mr. Fujikawa's book. I take one tablet of vitamin B50, vitamin C, and iron in the morning, along with magnesium and vitamin E in the afternoon. The large ingredient variety means fewer tablets to take, and they are easy to swallow. Given my history of depression, I plan to continue using it to help prevent issues.
8
Peace of mind
Since Fall 2020, I've used NOW B50, inspired by Fujikawa's theory. Initially, I took two tablets each morning and evening, totalling six. While I started with the aim of addressing depression, I now use it for a sense of peace and stability.
9.5
Mental health improvement
Since I stopped drinking alcohol, my mental health has vastly improved, leading to reduced feelings of depression, anxiety, and helplessness.
9
Vitamin B may alleviate depression symptoms
Our investigation looked into how Vitamin B affects behavior and neurotransmitter levels in rats undergoing stress-induced depression.

We set up three groups: a control group, a stressed group, and a stressed group receiving Vitamin B.

The results showed that Vitamin B improved neurotransmitter levels and reduced anxiety and depression-like behaviors in the rats. This suggests that Vitamin B could be beneficial in improving symptoms of depression driven by stress.
8
Methylfolate may enhance antidepressant effects
We explored whether combining antidepressants with low-dose methylfolate could improve outcomes for patients with depressive disorder. In this open-label trial, 44 participants received standard antidepressant treatment along with 800 µg of methylfolate daily for four weeks.

We used questionnaires to gauge depression levels throughout the study. The results suggested that this combination therapy might enhance treatment effectiveness compared to antidepressant monotherapy. Overall, it signals a promising avenue for those battling depression, pointing toward an approachable and potentially beneficial treatment strategy.
We investigated how niacin affects behavior and memory in older rats. Our study included six groups of rats receiving different treatments, including those with D-galactose-induced deficits.

After 14 days of treatment, we found that niacin significantly reduced signs of anxiety and depression, as well as improved memory. It also helped restore balance in various brain chemicals affected by aging.

Overall, niacin shows promise as a treatment for depression and cognitive decline associated with aging.
8
Niacin shows promise for depression
We investigated how niacin (vitamin B3) impacts depression, particularly through a mouse model using lipopolysaccharide to induce depressive behaviors.

The study revealed that niacin significantly reduced signs of despair in mice, leading to more mobility in forced swimming tests.

It not only boosted important brain chemicals but also activated protective pathways that lessen neuroinflammation associated with depression.

Overall, the findings suggest that niacin could be a promising option for managing depression by addressing key neuroprotective mechanisms.
8
Vitamin B6 intake linked to depression
This study examined how dietary vitamin B6 and plasma levels of pyridoxal 5’-phosphate relate to depression in US adults. We analyzed data from nearly 25,000 people over five years, revealing that those with the highest vitamin B6 intake and plasma levels experienced a lower risk of depression.

Although these results are promising and suggest the benefits of a vitamin B6-rich diet, we also noted that further randomized controlled trials are needed to better understand the effects of vitamin B6 supplementation on mood.
9.5
Thiamine deficiency linked to depression
We explored a remarkable case of a 58-year-old cancer patient who exhibited depressive symptoms potentially linked to thiamine deficiency (TD). Initially suspected of having major depressive disorder, her condition transformed dramatically after receiving intravenous thiamine.

Within an hour of treatment, her distressing symptoms—palpitations, dyspnea, and suicidal thoughts—significantly improved. This observation underscores the importance of considering TD as a reversible cause when patients present with depression-like symptoms, especially in serious cases involving cancer.

References

  1. Chen J, Liu J, Zhang P, Zhang S. [Effects of Vitamin B on Behaviors, Brain Monoamine Neurotransmitters, and Brain-Derived Neurotrophic Factor in Depressive Rats]. Sichuan Da Xue Xue Bao Yi Xue Ban. 2025;56:206. doi:10.12182/20250160608
  2. Caro-Ramírez JY, Bazán LO, Piro OE, Echeverría GA, Jori K, et al. Exploring Zn(II)-Acetyl l-carnitine complex for simultaneous management of depression, chronic pain, and neuroprotection. J Inorg Biochem. 2025;267:112857. doi:10.1016/j.jinorgbio.2025.112857
  3. Siddique A, Khokhar MM, Waheed A, Naeem U, Aziz SA. Effect of combination therapy of methylfolate with antidepressants in patients with depressive disorder. BMC Pharmacol Toxicol. 2025;26:14. doi:10.1186/s40360-025-00846-x
  4. Lu J, Mao H, Tan Y, Luo G. Associations of Dietary Intake of Vitamin B6 and Plasma Pyridoxal 5'-Phosphate Level With Depression in US Adults: Findings From NHANES 2005-2010. Brain Behav. 2024;14:e70128. doi:10.1002/brb3.70128
  5. Samad N, Hameed A, Manzoor N, Shoukat S, Irfan A, et al. Antioxidant and neuro-modulatory effects of niacin prevent D-galactose-induced behavioral deficits and memory impairment. Exp Gerontol. 2024;198:112624. doi:10.1016/j.exger.2024.112624
  6. Stein G, Aly JS, Manzolillo A, Lange L, Riege K, et al. Transthyretin Orchestrates Vitamin B12-Induced Stress Resilience. Biol Psychiatry. 2025;97:54. doi:10.1016/j.biopsych.2024.07.009
  7. Pahlavani H, Masoudi M, Khoshroo N, Kakhki S, Mahdi Rezavanimehr M, et al. Vitamin B reversed anxiety and depression induced by adolescent nicotine withdrawal through alteration the inflammatory, oxidative and serotoninergic profiles in male rats. Biochem Pharmacol. 2023;217:115832. doi:10.1016/j.bcp.2023.115832
  8. Abdel Rasheed NO, Shiha NA, Mohamed SS, Ibrahim WW. SIRT1/PARP-1/NLRP3 cascade as a potential target for niacin neuroprotective effect in lipopolysaccharide-induced depressive-like behavior in mice. Int Immunopharmacol. 2023;123:110720. doi:10.1016/j.intimp.2023.110720
  9. Ishida M, Sato S, Sato I, Yoshioka A, Uchida N, et al. What can cause cancer patients to attempt suicide? Thiamine deficiency mimicking the symptoms of major depressive disorder. Palliat Support Care. 2024;22:205. doi:10.1017/S1478951523001128
  10. Lagzi N, Bateni A, Goli R, Talebiazar N. The effect of multivitamins on anxiety and depression in patients undergoing methadone maintenance treatment: A double-blind randomized controlled trial. Int J Psychiatry Med. 2023;58:576. doi:10.1177/00912174231179320
  11. Tuo LJ, Song XY, Zhu YY, He HN, Song YP, et al. Gestational folic acid supplement prevents vitamin D deficiency-induced depression-like behavior by reversing cortical DNA hypomethylation in adult offspring. J Steroid Biochem Mol Biol. 2023;231:106313. doi:10.1016/j.jsbmb.2023.106313
  12. Pan LA, Segreti AM, Wrobleski J, Shaw A, Hyland K, et al. Metabolomic disorders: confirmed presence of potentially treatable abnormalities in patients with treatment refractory depression and suicidal behavior. Psychol Med. 2023;53:6046. doi:10.1017/S0033291722003233
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