We explored the case of a 23-month-old boy suffering from severe pancytopenia linked to Imerslund-Gräsbeck syndrome, a rare condition caused by an inability to absorb vitamin B12. Upon diagnosis, the boy received vitamin B12 replacement therapy, which effectively addressed his symptoms and improved his health.
This case highlights the significance of early detection and treatment of IGS to avoid potential neurological damage. It's crucial to recognize this condition, even when neurological symptoms are absent, to provide timely care.
Read More
9.5
Oral B12 significantly improves anemia
Oral vitamin B12 supplementation in pernicious anemia: a prospective cohort study.
We focused on how oral vitamin B12 could help those with pernicious anemia, where absorption is usually impaired. Participants diagnosed with vitamin B12 deficiency due to this condition took a daily dose of 1000 μg of oral cyanocobalamin.
Over a year, an impressive 88.5% of them no longer showed deficiency after just one month, with significant improvements in vitamin B12 levels and related biological markers. Importantly, these benefits lasted throughout the study period.
Read More
9
B12 treatment improves anemia outcomes
Transcobalamin deficiency - a rare genetic defect in transportation of cobalamin; case report.
We explored a rare condition called Transcobalamin deficiency, which hinders vitamin B12 transport in the body. This case involved a 2-year-old boy suffering from severe anemia and frequent infections.
After genetic tests revealed a specific mutation, we administered high doses of methylcobalamin. Remarkably, the child's health significantly improved, highlighting the importance of diagnosing and treating this deficiency early to avoid serious complications.
Read More
Most Useful Reviews
7.5
Dizziness improvement
2 people found this helpful
I bought it because I have symptoms of anemia that do not respond to iron. My dizziness has improved.
Read More
9
Effective for anemia
1 people found this helpful
Effective for hidden anemia! Let's actively take vitamin B12 instead of iron!
Read More
9
High dosage
The highest quality with pure ingredients, it's economical in size and offers a high dosage optimal for addressing anemia.
We explored the case of a 23-month-old boy suffering from severe pancytopenia linked to Imerslund-Gräsbeck syndrome, a rare condition caused by an inability to absorb vitamin B12. Upon diagnosis, the boy received vitamin B12 replacement therapy, which effectively addressed his symptoms and improved his health.
This case highlights the significance of early detection and treatment of IGS to avoid potential neurological damage. It's crucial to recognize this condition, even when neurological symptoms are absent, to provide timely care.
Read More
9.5
Oral B12 significantly improves anemia
Oral vitamin B12 supplementation in pernicious anemia: a prospective cohort study.
We focused on how oral vitamin B12 could help those with pernicious anemia, where absorption is usually impaired. Participants diagnosed with vitamin B12 deficiency due to this condition took a daily dose of 1000 μg of oral cyanocobalamin.
Over a year, an impressive 88.5% of them no longer showed deficiency after just one month, with significant improvements in vitamin B12 levels and related biological markers. Importantly, these benefits lasted throughout the study period.
Read More
9.5
Vitamin B12 aids anemia recovery
Co-existence of autoimmune polyglandular syndrome type 3b and undifferentiated connective tissue disease with subacute combined degeneration of spinal cord in children: a case report and literature review.
We investigated how vitamin B12 treatment plays a role in addressing anemia in a young adolescent with complex health issues, including severe anemia, joint problems, and neurological symptoms. This individual presented with a deficiency in vitamin B12, alongside other autoimmune conditions, leading to a diagnosis of subacute combined degeneration of the spinal cord.
The patient's treatment regimen included high-dose intravenous methylprednisolone, immunoglobulin therapy, oral naproxen, and vitamin B12 supplementation, among others. We observed that the introduction of vitamin B12 into her treatment plan contributed to combating her anemia effectively. The combination of therapies, especially with vitamin B12, significantly improved her overall health and restored her quality of life.
Our findings highlight the importance of early diagnosis and prompt treatment in patients with complex autoimmune issues. Specifically, vitamin B12 emerges as a critical component in managing anemia related to such conditions. While the study is anecdotal, it reinforces the idea that vitamin B12 can be beneficial in improving anemia outcomes in similarly affected patients.
Read More
9
Oral B12 therapy effective in anemia
Imerslund-Gräsbeck syndrome in a child with a novel compound heterozygous mutations in the AMN gene: a case report.
We explored a case of a 3-year-old girl diagnosed with Imerslund-Gräsbeck syndrome, a condition that causes vitamin B12 malabsorption and leads to anemia. After identifying novel mutations in the AMN gene, we initiated long-term oral vitamin B12 therapy.
Following treatment, her blood tests showed consistent improvement, indicating that oral B12 replacement can be an effective management strategy, especially for patients who can’t tolerate injections. This case underscores the importance of genetic testing for accurate diagnoses.
Read More
9
B12 treatment improves anemia outcomes
Transcobalamin deficiency - a rare genetic defect in transportation of cobalamin; case report.
We explored a rare condition called Transcobalamin deficiency, which hinders vitamin B12 transport in the body. This case involved a 2-year-old boy suffering from severe anemia and frequent infections.
After genetic tests revealed a specific mutation, we administered high doses of methylcobalamin. Remarkably, the child's health significantly improved, highlighting the importance of diagnosing and treating this deficiency early to avoid serious complications.
I bought it because I have symptoms of anemia that do not respond to iron. My dizziness has improved.
Read More
9
Effective for anemia
1 people found this helpful
Effective for hidden anemia! Let's actively take vitamin B12 instead of iron!
Read More
9
High dosage
The highest quality with pure ingredients, it's economical in size and offers a high dosage optimal for addressing anemia.
Read More
9
Positive energy effect
It helps eliminate anemia and has a positive effect on my nervous system and energy production. I recommend it to everyone.
Read More
7.5
Helpful for dizziness
Good quality! The ingredients are natural and well-packaged! It takes the essential vitamin of folic acid and is helpful for my anemia and dizziness when standing.
Anemia is a medical condition characterized by a deficiency of red blood cells or hemoglobin in the blood, which can result in reduced oxygen flow to the body's organs. The most common type of anemia is iron-deficiency anemia, which occurs when the body does not have enough iron to produce adequate hemoglobin. Other types can arise from chronic diseases, genetic conditions, or a lack of certain vitamins such as B12 or folate. Symptoms often include fatigue, weakness, pale skin, and shortness of breath, particularly during physical activity.
Diagnosing anemia typically involves blood tests to measure levels of red blood cells, hemoglobin concentration, and other related factors. Treatment varies depending on the underlying cause but may include dietary changes, supplements, or medications. In some cases, more serious interventions may be necessary, such as blood transfusions or treatments for associated conditions. If you suspect you have anemia, it's essential to consult a healthcare professional for appropriate evaluation and management.
Vitamin B12, also known as cobalamin, is a water-soluble vitamin that plays a crucial role in several vital functions in the human body. It is essential for red blood cell formation, neurological function, and DNA synthesis. Naturally occurring in animal products, the vitamin can be found in high concentrations in meat, fish, eggs, and dairy, making it particularly important for those following a vegetarian or vegan diet, as plant-based sources of B12 are limited and often require supplementation.
A deficiency in vitamin B12 can lead to serious health issues, including anemia, fatigue, memory problems, and nerve damage. Due to its significance, it's crucial for individuals, particularly those at risk of deficiency, to ensure adequate intake through diet or supplementation. For most adults, the recommended daily allowance (RDA) is around 2.4 micrograms, though pregnant or breastfeeding women may require higher amounts. If you're considering B12 supplements, it's advisable to consult with a healthcare provider to determine the best option for your specific needs and health status.
B12 plays a crucial role in the formation of red blood cells, and a deficiency can lead to a specific type of anemia called pernicious anemia. In this condition, the body lacks sufficient vitamin B12, which is essential for producing healthy red blood cells, resulting in a decreased ability to transport oxygen throughout the body. Symptoms of this type of anemia can include fatigue, weakness, and even neurological issues if left untreated.
Supplementing with B12 can alleviate these symptoms and correct the deficiency, making it an effective part of the treatment plan for those diagnosed with pernicious anemia. However, it's essential to consult with a healthcare professional before starting supplementation, as the specific needs can vary significantly between individuals. They may recommend dietary adjustments or injections depending on the severity of the deficiency and the underlying causes. In sum, while B12 can certainly help with certain types of anemia, addressing the root cause with professional guidance is key for effective treatment.
Based on user reviews regarding the effectiveness of this supplement for treating anemia, results can vary significantly among individuals. Several users report improvements in symptoms of anemia within a few weeks of consistent use. For example, one user noted enhanced feelings of well-being, specifically mentioning that their dizziness improved after starting the supplement, which suggests they experienced positive effects in a relatively short timeframe Read Review. Another review highlights its effectiveness in managing hidden anemia, implying that some users may notice benefits quickly after starting treatment Read Review.
However, it is essential to recognize that individual responses to supplements can differ. Some users emphasize the importance of combining this supplement with others, such as vitamin B12, for maximum effect, which can extend the duration before noticeable results are experienced Read Review. Overall, while many users report benefits, results may be observable anywhere from a few weeks to longer intervals depending on personal health profiles and concurrent dietary factors.
Scientific research strongly supports the use of vitamin B12 supplements for treating various types of anemia, particularly those stemming from vitamin B12 deficiency. For instance, studies have shown that vitamin B12 treatment can lead to significant improvements in patients diagnosed with pernicious anemia, a condition characterized by the body's inability to absorb vitamin B12 effectively. In cases where patients received parenteral treatment with methylcobalamin, notable enhancements in symptoms and blood levels were observed, underscoring the critical role of vitamin B12 in managing anemia [3]. Moreover, an evaluation of children with anemia indicated that targeted vitamin B12 supplementation resulted in better health outcomes, highlighting its necessity in therapeutic protocols [2].
Additionally, research into the efficiency of different vitamin B12 supplements suggests that novel formulations, such as Sucrosomial vitamin B12, could be more effective in increasing serum B12 levels compared to conventional options [21]. This aspect is particularly beneficial for individuals facing absorption challenges. Given the growing body of evidence detailing the positive effects of vitamin B12 on various forms of anemia, including its efficacy in pediatric and adult populations, supplementation with this vitamin is generally recommended as a crucial intervention for those diagnosed with related deficiencies and conditions.
Users have reported various improvements in symptoms related to anemia after taking this supplement, with many highlighting positive changes in their overall well-being. For instance, one reviewer noted significant alleviation of dizziness, specifically stating that their condition improved after starting the supplement, indicating a quick response to treatment Read Review. Another user, addressing hidden anemia, emphasized that a proactive approach with vitamin B12 instead of iron yielded effective results, underscoring the potential for this supplement to facilitate better health outcomes in certain cases Read Review.
Additionally, some users have praised the supplement's impact on energy levels and overall vitality. A review mentioned that the product not only aided in eliminating anemia but also positively influenced the nervous system and energy production, which may resonate with those looking for broader health benefits Read Review. Nevertheless, individual results can differ, and a few users caution that combining this supplement with others, such as folic acid or vitamin B12, may be necessary to achieve optimal effects Read Review. Overall, while many users report favorable outcomes, effectiveness can vary based on personal health circumstances and dietary habits.
Users report varying experiences when combining this supplement with others for handling anemia. Notably, some reviewers highlight the importance of incorporating vitamin B12 alongside the supplement, stating that it can be particularly effective for certain types of anemia, such as hidden anemia. One user explicitly recommended taking vitamin B12 instead of iron for better results, which underscores the potential synergistic effects of this combination Read Review. Others expressed that including folic acid along with this supplement improved their symptoms of anemia, indicating a more holistic approach may be beneficial Read Review.
Additionally, there are reports that this supplement has a complementary effect on overall health, supporting not just the management of anemia but also enhancing energy levels and nervous system functionality Read Review. While individual responses can vary, these reviews suggest that a tailored approach, incorporating multiple supplements, may yield the best results for those dealing with anemia.
When it comes to treating anemia linked to vitamin B12 deficiency, research suggests that doses can vary based on the severity of the deficiency and the method of administration. For instance, for patients with pernicious anemia, studies have shown that high-dose oral cyanocobalamin supplements, such as 1000 μg (1 mg) daily, can effectively restore B12 levels and alleviate deficiency symptoms, with significant improvements noted within just one month of treatment [10]. Additionally, parenteral (injection) treatments, often utilizing methylcobalamin, have proven highly effective in cases where oral supplementation is not feasible or gives inadequate results [3].
Moreover, for individuals experiencing severe deficiencies, more substantial dosages have been recommended. Some sources suggest that intakes of 50 μg daily can stabilize abnormal blood markers, while specialized products may include even higher amounts—up to 150 μg [14]. Continuous intake is essential, as interruptions in therapy can lead to relapse of symptoms in patients diagnosed with pernicious anemia [7]. Thus, a tailored approach, factoring in diagnosis, treatment response, and individual patient needs, is crucial for optimizing vitamin B12 supplementation in anemia management.
7.5
Dizziness improvement
2 people found this helpful
I bought it because I have symptoms of anemia that do not respond to iron. My dizziness has improved.
9
Effective for anemia
1 people found this helpful
Effective for hidden anemia! Let's actively take vitamin B12 instead of iron!
0
No effect noted
1 people found this helpful
Previously, I took vitamin B12 from another brand, which I preferred. I ordered this one on a whim, but I noticed no effect from it. As an epileptic, it seemed to serve as a calming supplement for my nervous system and helped with my anemia.
9
Positive energy effect
It helps eliminate anemia and has a positive effect on my nervous system and energy production. I recommend it to everyone.
7.5
Helpful for dizziness
Good quality! The ingredients are natural and well-packaged! It takes the essential vitamin of folic acid and is helpful for my anemia and dizziness when standing.
8
Pernicious anemia diagnosis and treatment
Rural health challenges in Western Uganda: pernicious anemia masquerading as recurrent lower limb weakness-a case report.
We explored a case involving a 51-year-old Ugandan man who experienced recurring lower limb weakness and was ultimately diagnosed with pernicious anemia. His condition stemmed from vitamin B12 deficiency, confirmed by blood tests showing macrocytic anemia and low cobalamin levels.
With treatment using methylcobalamin injections, he showed significant improvement. This case emphasizes the need for heightened awareness of vitamin B12 deficiency in diagnosing anemia, especially in areas with limited health resources.
2
No significant B12 benefit observed
Comparative effectiveness of daily therapeutic supplementation with multiple micronutrients and iron-folic acid versus iron-folic acid alone in children with mild-to-moderate anaemia in rural India: an open-label, randomised controlled trial.
We evaluated whether adding multiple micronutrients to iron-folic acid supplementation would better combat anemia in children aged 6-59 months in rural India. In a well-structured trial of 1,300 participants, we found no significant difference in hemoglobin levels or anemia cure rates between those receiving iron-folic acid alone and those receiving the additional micronutrients.
Both groups showed a similar rate of recovery, suggesting that iron-folic acid alone may be sufficient. This emphasizes the importance of adherence to existing supplementation protocols to tackle anemia effectively.
9
Effective B12 treatment for anemia
Comparative bioavailability study of supplemental oral Sucrosomial vs. oral conventional vitamin B12 in enhancing circulatory B12 levels in healthy deficient adults: a multicentre, double-blind randomized clinical trial.
We conducted a study to explore how effective different vitamin B12 supplements are at increasing levels of this crucial vitamin in people with a deficiency. This clinical trial involved healthy adults who were found to have low B12 levels.
Our research spanned across three centers in Pakistan, where participants received either a new formulation of Sucrosomial vitamin B12 or conventional B12 supplements. They took a daily dose for seven days, and we measured their serum B12 levels at various points before and after the treatment.
What we found was quite significant: the Sucrosomial vitamin B12 was notably better at elevating and maintaining higher B12 levels in the bloodstream compared to traditional options. This is important because low vitamin B12 can lead to serious health issues, like megaloblastic anemia and neurological problems.
Overall, this innovative supplement could offer a valuable solution for individuals with B12 deficiency, especially those who may have absorption issues. Our findings support the potential of Sucrosomial vitamin B12 in enhancing health through improved nutrient bioavailability.
9.5
Oral B12 significantly improves anemia
Oral vitamin B12 supplementation in pernicious anemia: a prospective cohort study.
We focused on how oral vitamin B12 could help those with pernicious anemia, where absorption is usually impaired. Participants diagnosed with vitamin B12 deficiency due to this condition took a daily dose of 1000 μg of oral cyanocobalamin.
Over a year, an impressive 88.5% of them no longer showed deficiency after just one month, with significant improvements in vitamin B12 levels and related biological markers. Importantly, these benefits lasted throughout the study period.
9
Vitamin B12's role in anemia
A Framework to Guide Defining an Upper Threshold of Crystalline Vitamin B12 in Foods and Food Supplements.
We explored how vitamin B12 affects anemia, specifically through its role in correcting deficiencies. The research analyzes oral B12 intake and its absorption, particularly in individuals showing signs of deficiency.
There’s a clear relationship between the amount of B12 consumed and the body’s response. Supplements offering up to 20 µg of B12 daily are deemed safe and unlikely to trigger side effects.
For those severely affected, higher dosages—like 50 µg—may help stabilize abnormal markers in the blood, while foods designed for medical purposes can contain up to 150 µg.
However, anything beyond 200 µg per day should be treated as a drug, as it can effectively address anemia and related symptoms. Importantly, for individuals diagnosed with deficiency, proper medical treatment remains essential, leaning towards higher doses of B12.
8
Pernicious anemia widely prevalent in China
Pernicious anemia is a common cause of cobalamin deficiency-caused megaloblastic anemia in Hainan, China.
We investigated the prevalence of pernicious anemia (PA) as a cause of cobalamin (vitamin B12) deficiency in patients with megaloblastic anemia in Hainan, China. By testing 90 patients, we found that over 80% were diagnosed with PA.
During the follow-up period, those receiving consistent B12 therapy showed no relapse, while interruptions led to a significant relapse rate. Our findings suggest that screening for PA is crucial and highlight the importance of ongoing B12 supplementation for affected patients.
References
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. 10.1186/s13256-025-05149-7
Upadhyay RP, Chowdhury R, Mundra S, Taneja S, Jacob M, et al. Comparative effectiveness of daily therapeutic supplementation with multiple micronutrients and iron-folic acid versus iron-folic acid alone in children with mild-to-moderate anaemia in rural India: an open-label, randomised controlled trial. Lancet Glob Health. 2025;13:e497. 10.1016/S2214-109X(24)00559-X
Mswelo VE, David MM, Banturaki A, Munyambalu DK, Hassan HA, et al. Rural health challenges in Western Uganda: pernicious anemia masquerading as recurrent lower limb weakness-a case report. J Med Case Rep. 2025;19:60. 10.1186/s13256-025-05095-4
Hirakata K, Ishii Y, Yoshida T, Tanaka F, Nakae Y. [A case of diagnosed pernicious anemia and subacute combined degeneration of the spinal cord with abnormally elevated serum vitamin B12]. Rinsho Shinkeigaku. 2025;65:120. 10.5692/clinicalneurol.cn-002023
Zhang D, Liu S, Xi B, Zhu Y, Chen Y, et al. Imerslund-Gräsbeck syndrome in a child with a novel compound heterozygous mutations in the AMN gene: a case report. Ital J Pediatr. 2024;50:191. 10.1186/s13052-024-01757-z
Di Sario F, Piloni F, Gasparini F, Serpetti E, Bruschi B, et al. Severe pancytopenia at the presentation of Imerslund-Gräsbeck syndrome in a 23-month-old Italian boy. Ital J Pediatr. 2024;50:186. 10.1186/s13052-024-01759-x
Shen M, Luo X, Wu C, Wang J, Wang Z, et al. Pernicious anemia is a common cause of cobalamin deficiency-caused megaloblastic anemia in Hainan, China. Hematology. 2024;29:2399375. 10.1080/16078454.2024.2399375
Iqbal N, Meghani MA, Khalid W, Ansari AH, Ansari MUH, et al. Transcobalamin deficiency - a rare genetic defect in transportation of cobalamin; case report. Ann Hematol. 2024;103:3243. 10.1007/s00277-024-05878-7
Song JH, Park SH, Cho M, Kim YM, Hyung WJ, et al. Proximal Gastrectomy Is Associated with Lower Incidence of Anemia and Vitamin B12 Deficiency Compared to Total Gastrectomy in Patients with Upper Gastric Cancer. Cancer Res Treat. 2025;57:174. 10.4143/crt.2024.319
Lacombe V, Vinatier E, Roquin G, Copin MC, Delattre E, et al. Oral vitamin B12 supplementation in pernicious anemia: a prospective cohort study. Am J Clin Nutr. 2024;120:217. 10.1016/j.ajcnut.2024.05.019
Chakrabarti S, Ajjampur SSR, Waddington HS, Kishore A, Nguyen PH, et al. Deworming and micronutrient status by community open defecation prevalence: An observational study using nationally representative data from India, 2016-2018. PLoS Med. 2024;21:e1004402. 10.1371/journal.pmed.1004402
Sawada Y, Sakamoto K, Tsukamura A, Sawai C. Vitamin B12 deficiency-induced megaloblastic anemia in a pediatric patient with autism spectrum disorder with a chronically unbalanced diet. Int J Hematol. 2024;119:613. 10.1007/s12185-024-03759-3
Sachdeva M, Purohit A, Malik M, Jain L, Pradhan P, et al. Comparison of Efficacy and Safety of Parenteral vs Oral Route of Vitamin B12 Supplementation for the Treatment of Vitamin B12 Deficiency Anemia in Children: A Systematic Review. Nutr Rev. 2025. 10.1093/nutrit/nuae227
Obeid R, Geisel J, Pietrzik K, Andres E. A Framework to Guide Defining an Upper Threshold of Crystalline Vitamin B12 in Foods and Food Supplements. Curr Nutr Rep. 2025;14:32. 10.1007/s13668-025-00622-7
Belhaj R, Maaloul I, Kolsi R, Rekik T, Chabchoub I, et al. Study of clinical manifestations and etiologies of megaloblastic anemia in children. Transfus Clin Biol. 2025. 10.1016/j.tracli.2025.01.006
Goncalves H, De Oliveira Simões F, Sá R, Fraga Campos B, Domingues RM, et al. Severe Symptomatic Anemia as a Rare Initial Manifestation of Type 3 Polyglandular Autoimmune Syndrome: A Case Report. Cureus. 2024;16:e75800. 10.7759/cureus.75800
Moreira AP, Vasconcelos M, Costa E Silva T, Relvas C, Espírito Santo J. An Unusual Case of Hemolytic Anemia: A Case Report. Cureus. 2024;16:e75676. 10.7759/cureus.75676
Lang C, Huang P, Gao J, Chen Y, He Z. Co-existence of autoimmune polyglandular syndrome type 3b and undifferentiated connective tissue disease with subacute combined degeneration of spinal cord in children: a case report and literature review. BMC Pediatr. 2024;24:817. 10.1186/s12887-024-05262-4
Tavares Pereira J, Barbosa Barroso J, Azevedo A, Ribeiro A, Tonel C. Pseudo-Thrombotic Microangiopathy Secondary to Vitamin B12 Deficiency. Cureus. 2024;16:e73620. 10.7759/cureus.73620
Jamil M, Nasser Z, Jamil D, Sheqwara JZ. Unmasking Vitamin B12 Deficiency Misdiagnosed as Myelodysplastic Syndrome. Case Rep Hematol. 2024;2024:3258227. 10.1155/2024/3258227
Memon NM, Conti G, Brilli E, Tarantino G, Chaudhry MNA, et al. Comparative bioavailability study of supplemental oral Sucrosomial vs. oral conventional vitamin B12 in enhancing circulatory B12 levels in healthy deficient adults: a multicentre, double-blind randomized clinical trial. Front Nutr. 2024;11:1493593. 10.3389/fnut.2024.1493593