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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1999 1
2000 2
2001 1
2003 5
2005 2
2006 3
2007 1
2008 3
2009 6
2010 6
2011 3
2012 4
2013 6
2014 4
2015 6
2016 5
2017 9
2018 12
2019 11
2020 11
2021 15
2022 23
2023 22
2024 8

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152 results

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Page 1
Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression.
Markun S, Gravestock I, Jäger L, Rosemann T, Pichierri G, Burgstaller JM. Markun S, et al. Nutrients. 2021 Mar 12;13(3):923. doi: 10.3390/nu13030923. Nutrients. 2021. PMID: 33809274 Free PMC article.
In most cases, such complaints are not associated with overt vitamin B12 deficiency or advanced neurological disorders and the effectiveness of vitamin B12 supplementation in such cases is uncertain. The aim of this systematic review and meta-an …
In most cases, such complaints are not associated with overt vitamin B12 deficiency or advanced neurological disorders …
Micronutrient's deficiency in India: a systematic review and meta-analysis.
Venkatesh U, Sharma A, Ananthan VA, Subbiah P, Durga R; CSIR Summer Research training team. Venkatesh U, et al. J Nutr Sci. 2021 Dec 21;10:e110. doi: 10.1017/jns.2021.102. eCollection 2021. J Nutr Sci. 2021. PMID: 35059191 Free PMC article. Review.
The present study was carried out to estimate the pooled age-wise prevalence of six preventable micronutrient deficiencies (vitamin A, vitamin B(12), vitamin D, iron, iodine and folic acid) in India. ...The estimated overall prevalence was 17 % [95 % confiden …
The present study was carried out to estimate the pooled age-wise prevalence of six preventable micronutrient deficiencies (vitamin A …
Vitamin B12 deficiency and use of proton pump inhibitors: a systematic review and meta-analysis.
Choudhury A, Jena A, Jearth V, Dutta AK, Makharia G, Dutta U, Goenka M, Kochhar R, Sharma V. Choudhury A, et al. Expert Rev Gastroenterol Hepatol. 2023 May;17(5):479-487. doi: 10.1080/17474124.2023.2204229. Epub 2023 Apr 19. Expert Rev Gastroenterol Hepatol. 2023. PMID: 37060552
BACKGROUND: Proton pump inhibitors (PPI) may impact the absorption of vitamin B12. We performed a systematic review to ascertain if PPI use increases risk of vitamin B12 deficiency. METHODS: Electronic databases (PubMed, Embase, Scopus) were sea …
BACKGROUND: Proton pump inhibitors (PPI) may impact the absorption of vitamin B12. We performed a systematic review to ascerta …
Iron, Vitamin B(12), Folate and Copper Deficiency After Bariatric Surgery and the Impact on Anaemia: a Systematic Review.
Lewis CA, de Jersey S, Seymour M, Hopkins G, Hickman I, Osland E. Lewis CA, et al. Obes Surg. 2020 Nov;30(11):4542-4591. doi: 10.1007/s11695-020-04872-y. Epub 2020 Aug 12. Obes Surg. 2020. PMID: 32785814 Review.
Bariatric surgery may increase the risk of iron, vitamin B(12), folate and copper deficiencies, which can cause anaemia. ...Results on the prevalence of nutritional anaemias were also lacking. Further investigation into the prevalence of iron, vitamin B(12), folate …
Bariatric surgery may increase the risk of iron, vitamin B(12), folate and copper deficiencies, which can cause anaemia. ...Results o …
The efficacy of vitamin B(12) supplementation for treating vitamin B(12) deficiency and peripheral neuropathy in metformin-treated type 2 diabetes mellitus patients: A systematic review.
Pratama S, Lauren BC, Wisnu W. Pratama S, et al. Diabetes Metab Syndr. 2022 Oct;16(10):102634. doi: 10.1016/j.dsx.2022.102634. Epub 2022 Oct 2. Diabetes Metab Syndr. 2022. PMID: 36240684 Free article. Review.
BACKGROUND AND AIMS: Metformin-treated type 2 diabetes mellitus (T2DM) patients are at higher risk of vitamin B(12) deficiency and more severe neuropathy symptoms. There is still no guideline suggesting vitamin B(12) supplementation for this pop …
BACKGROUND AND AIMS: Metformin-treated type 2 diabetes mellitus (T2DM) patients are at higher risk of vitamin B(12) …
Vitamin B12 levels in thyroid disorders: A systematic review and meta-analysis.
Benites-Zapata VA, Ignacio-Cconchoy FL, Ulloque-Badaracco JR, Hernandez-Bustamante EA, Alarcón-Braga EA, Al-Kassab-Córdova A, Herrera-Añazco P. Benites-Zapata VA, et al. Front Endocrinol (Lausanne). 2023 Feb 22;14:1070592. doi: 10.3389/fendo.2023.1070592. eCollection 2023. Front Endocrinol (Lausanne). 2023. PMID: 36909313 Free PMC article.
Thus, this study reviewed the existing studies with the objective of assessing differences in the serum levels of vitamin B12 among patients with and without TD, the frequency of vitamin B12 deficiency in patients with TD, and the presence of an …
Thus, this study reviewed the existing studies with the objective of assessing differences in the serum levels of vitamin B12 …
Neurological Implications of Vitamin B12 Deficiency in Diet: A Systematic Review and Meta-Analysis.
Alruwaili M, Basri R, AlRuwaili R, Albarrak AM, Ali NH. Alruwaili M, et al. Healthcare (Basel). 2023 Mar 27;11(7):958. doi: 10.3390/healthcare11070958. Healthcare (Basel). 2023. PMID: 37046885 Free PMC article. Review.
OBJECTIVES: This systematic aimed to investigate the neurological implications of Vitamin B12 deficiency and the effects when B12 levels were corrected in susceptible individuals. ...However, Vitamin B12 did improve cognition levels in bo …
OBJECTIVES: This systematic aimed to investigate the neurological implications of Vitamin B12 deficiency and the effect …
Oral vitamin B(12) versus intramuscular vitamin B(12) for vitamin B(12) deficiency.
Wang H, Li L, Qin LL, Song Y, Vidal-Alaball J, Liu TH. Wang H, et al. Cochrane Database Syst Rev. 2018 Mar 15;3(3):CD004655. doi: 10.1002/14651858.CD004655.pub3. Cochrane Database Syst Rev. 2018. PMID: 29543316 Free PMC article. Review.
BACKGROUND: Vitamin B(12) deficiency is common, and the incidence increases with age. Most people with vitamin B(12) deficiency are treated in primary care with intramuscular (IM) vitamin B(12). ...
BACKGROUND: Vitamin B(12) deficiency is common, and the incidence increases with age. Most people with vitami …
Association between neuropathy and B-vitamins: A systematic review and meta-analysis.
Stein J, Geisel J, Obeid R. Stein J, et al. Eur J Neurol. 2021 Jun;28(6):2054-2064. doi: 10.1111/ene.14786. Epub 2021 Mar 15. Eur J Neurol. 2021. PMID: 33619867
BACKGROUND: Peripheral neuropathy (PN) is common in patients with diseases that are in turn associated with deficiency of the B-vitamins, and vitamin treatment has shown mixed results. METHODS: This systematic review and meta-analysis studied the association between …
BACKGROUND: Peripheral neuropathy (PN) is common in patients with diseases that are in turn associated with deficiency of the B-vitam …
Vegetarian diets in children: a systematic review.
Schürmann S, Kersting M, Alexy U. Schürmann S, et al. Eur J Nutr. 2017 Aug;56(5):1797-1817. doi: 10.1007/s00394-017-1416-0. Epub 2017 Mar 15. Eur J Nutr. 2017. PMID: 28299420 Review.
Growth and body weight were generally found within the lower reference range. The intakes of folate, vitamin C, and dietary fiber were relatively high compared to reference values and/or control groups. Low status of vitamin B(12) was reported in one study and low s …
Growth and body weight were generally found within the lower reference range. The intakes of folate, vitamin C, and dietary fiber wer …
152 results