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Exploring the FAO Minimum Dietary Diversity Indicator as a Suitable Proxy of Micronutrient Adequacy in Men and Women Across Reproductive and Non-reproductive Ages in 8 Latin American Countries. 探索粮农组织最低膳食多样性指标作为 8 个拉美国家男性和女性在生殖和非生殖年龄段微量营养素充足性的合适替代指标。
IF 1.8 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-09-01 Epub Date: 2024-05-28 DOI: 10.1177/03795721241242920
Georgina Gómez, Rafael Monge-Rojas, Rulamán Vargas-Quesada, Agatha Nogueira Previdelli, Dayana Quesada, Irina Kovalskys, Marianella Herrera-Cuenca, Lilia Yadira Cortes, Martha Cecilia Yépez García, Reyna Liria-Domínguez, Attilio Rigotti, Regina Mara Fisberg, Gerson Ferrari, Mauro Fisberg, Juan C Brenes
{"title":"Exploring the FAO Minimum Dietary Diversity Indicator as a Suitable Proxy of Micronutrient Adequacy in Men and Women Across Reproductive and Non-reproductive Ages in 8 Latin American Countries.","authors":"Georgina Gómez, Rafael Monge-Rojas, Rulamán Vargas-Quesada, Agatha Nogueira Previdelli, Dayana Quesada, Irina Kovalskys, Marianella Herrera-Cuenca, Lilia Yadira Cortes, Martha Cecilia Yépez García, Reyna Liria-Domínguez, Attilio Rigotti, Regina Mara Fisberg, Gerson Ferrari, Mauro Fisberg, Juan C Brenes","doi":"10.1177/03795721241242920","DOIUrl":"10.1177/03795721241242920","url":null,"abstract":"<p><strong>Background: </strong>Women's Dietary Diversity Score (WDDS) is an indicator of dietary diversity, a key component of diet quality in women of reproductive age (WRA). Limited information is available regarding its applicability in other population groups.</p><p><strong>Objective: </strong>To examine the ability of the Minimum Dietary Diversity for Women (MDD-W) of 5-food groups cutoff to predict micronutrient adequacy in men and women 15 to 65 years old from 8 Latin American countries.</p><p><strong>Methods: </strong>We used a 24-hour recall from 9216 participants in the Latin American Study on Nutrition and Health (ELANS) to determine Dietary Diversity Score (DDS) based on the consumption of 10 food groups. The Mean Probability of Adequacy (MPA) was associated with DDS for the overall sample, for men, WRA, and women of nonreproductive age (WNRA). Sensitivity and specificity analyses were performed to determine if the 5-food groups cutoff point for MDD can be used to correctly identify men, WRA, and WNRA with adequate micronutrient adequacy (MPA ≥ 0.70).</p><p><strong>Results: </strong>We found a mean DDS of 4.78 ± 1.33 and an MPA of 0.64 ± 0.16, with 59% of participants showing a diverse diet (DDS ≥ 5). The 5-food groups-cutoff point showed a better balance between sensitivity and specificity predicting an MPA ≥0.70 in men, WRA, and WNRA. MPA was significantly associated with DDS in WRA and for men and WNRA, as well.</p><p><strong>Conclusion: </strong>The 5-food group MDD, originally intended to be used in WRA, performed equally well in predicting MPA ≥0.70 in men, WRA, and WNRA, and can be used as a proxy of micronutrient adequacy in Latin American population.</p>","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141160881","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Introduction and Executive Summary for the Supplement Micronutrients in Latin America: Current State and Research. 拉丁美洲微量营养素补充剂》导言和执行摘要:现状与研究。
IF 1.8 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-09-01 Epub Date: 2024-06-18 DOI: 10.1177/03795721241254610
María J Soto-Méndez, Erick Boy
{"title":"Introduction and Executive Summary for the Supplement Micronutrients in Latin America: Current State and Research.","authors":"María J Soto-Méndez, Erick Boy","doi":"10.1177/03795721241254610","DOIUrl":"10.1177/03795721241254610","url":null,"abstract":"","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141418525","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Considerations for Correction of Micronutrient Deficiencies Through Supplementation in Pregnant Women and Children Under-5 in Latin America. 通过补充剂纠正拉丁美洲孕妇和 5 岁以下儿童微量营养素缺乏症的考虑因素。
IF 1.8 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-09-01 Epub Date: 2024-01-07 DOI: 10.1177/03795721231219824
Ana C Fernández-Gaxiola, Lynnette M Neufeld, Armando García-Guerra
{"title":"Considerations for Correction of Micronutrient Deficiencies Through Supplementation in Pregnant Women and Children Under-5 in Latin America.","authors":"Ana C Fernández-Gaxiola, Lynnette M Neufeld, Armando García-Guerra","doi":"10.1177/03795721231219824","DOIUrl":"10.1177/03795721231219824","url":null,"abstract":"<p><strong>Background: </strong>Micronutrient deficiencies in Latin America are a public health concern, nonetheless, lack of information still exists in many countries, so that the true magnitude of the problem remains uncertain.</p><p><strong>Objective: </strong>To summarise experiences that can inform the development of policies and programs to address micronutrient deficiencies throung supplementation in pregnant women and chlidren under five years of age in Latin American.</p><p><strong>Methods: </strong>Review of the most evidence on the effects of micronutrients supplementation, focusing on pregnant women and children under five years of age.</p><p><strong>Results: </strong>Certain population groups, as women of reproductive age and children under 2 years of age, are at increased risk for deficiency due to their high micronutrient requirements. This is compounded by the limited access to micronutrient-rich foods for many people living in vulnerable situations. Micronutrient supplementation is an effective intervention to prevent and treat deficiency and to mitigate its adverse effects on health, nutrition, and pregnancy outcomes in micronutrient-deficient populations. The potential benefits of supplementation programs, however, are realized only when they reach those who have the potential to benefit, that is, with inadequate intakes of micronutrients from dietary sources, and when the quality of design and delivery of the programs aresufficient to reach that population timely, regularly, and effectively to enable and motivate consumption.</p><p><strong>Conclusions: </strong>Several resources and experiences exist that can help favor the development of programs that can realize this biological and programmatic potential. There is need for continuous efforts to augment coverage and achieve results that can translate into economic benefits for individuals, families, and nations.</p>","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139377442","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Perspective on Emerging Micronutrient Deficiencies in Latin America and the Caribbean. 透视拉丁美洲和加勒比地区新出现的微量营养素缺乏症。
IF 1.8 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-09-01 Epub Date: 2024-06-04 DOI: 10.1177/03795721241257008
Noel W Solomons
{"title":"Perspective on Emerging Micronutrient Deficiencies in Latin America and the Caribbean.","authors":"Noel W Solomons","doi":"10.1177/03795721241257008","DOIUrl":"10.1177/03795721241257008","url":null,"abstract":"<p><p>The moral imperative of public health systems is to maximize the health and welfare of the population to the extent possible. Constraints often include a lack of resources, political will, popular acceptance, or an acceptable safety margin. Major agencies have established iron, iodine, and vitamin A as the principal elements for micronutrients, with folate and zinc on the second plane. As the armamentarium of interventions to favor micronutrient nutrition, for example, preventive health measures, dietary improvement, forms of fortification, and nutrient supplements, is offered in public health policy. The utility of their merger with other nutrients, emergent nutrients, has been considered. The Latin America and Caribbean Region has unique characteristics. The scientific and epidemiology considerations for action in the Region's health concern on 4 emergent nutrient deficiencies of public health-vitamins D and E, essential fatty acids, and choline-are reviewed.</p>","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141247710","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Persistent Challenges of Micronutrient Deficiencies in Latin America Need Action. 拉丁美洲微量营养素缺乏的长期挑战需要采取行动。
IF 1.8 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-09-01 Epub Date: 2024-07-31 DOI: 10.1177/03795721241262136
A C Fernández-Gaxiola, A García-Guerra, L M Neufeld
{"title":"Persistent Challenges of Micronutrient Deficiencies in Latin America Need Action.","authors":"A C Fernández-Gaxiola, A García-Guerra, L M Neufeld","doi":"10.1177/03795721241262136","DOIUrl":"10.1177/03795721241262136","url":null,"abstract":"<p><p>Micronutrient deficiencies affect growth and development and are critical for maintaining health at all ages. Their critical role in exacerbating complications of infections and chronic diseases continues to impact morbidity, mortality, and quality of life for many. Raising awareness and advocating for micronutrient deficiencies in Latin America is urgent to reduce this preventable burden. Globally, an estimated 372 million preschool-aged children and 1.2 billion non-pregnant women of reproductive age suffer deficiency from 1 or more micronutrient. Data is limited and often old, and the true burden of problem in the region remains unclear. There are also limited data on dietary intake and on the double burden of malnutrition. Latin America has been a leader in the design and implementation of innovative and effective actions to reduce excess energy intake and curb the consumption of unhealthy Actions to address deficiency have been implemented in many countries in the region over the years, but current evidence suggests that micronutrient deficiencies have fallen off the public health agenda in Latin America. Effective programming can be developed / appropriately adapted only with knowledge of the current burden. Such data can also help guide and predict future areas of risk and priorities to missing upcoming nutrition issues in the population. Renewed commitment to quantify and monitor micronutrient deficiencies in the region is essential. Abundant evidence and guidance exist to inform effective program selection, design and implementation to address this public health problem.</p>","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141859485","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Landscape of Micronutrient Dietary Intake by 15- to 65-Years-Old Urban Population in 8 Latin American Countries: Results From the Latin American Study of Health and Nutrition. 拉丁美洲 8 个国家 15 至 65 岁城市人口微量营养素膳食摄入情况:拉丁美洲健康与营养研究》的结果。
IF 1.8 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-09-01 Epub Date: 2023-12-19 DOI: 10.1177/03795721231215267
Rafael Monge-Rojas, Rulamán Vargas-Quesada, Agatha Nogueira Previdelli, Irina Kovalskys, Marianella Herrera-Cuenca, Lilia Yadira Cortés, Martha Cecilia Yépez García, Reyna Liria-Domínguez, Attilio Rigotti, Regina Mara Fisberg, Gerson Ferrari, Mauro Fisberg, Georgina Gómez
{"title":"A Landscape of Micronutrient Dietary Intake by 15- to 65-Years-Old Urban Population in 8 Latin American Countries: Results From the Latin American Study of Health and Nutrition.","authors":"Rafael Monge-Rojas, Rulamán Vargas-Quesada, Agatha Nogueira Previdelli, Irina Kovalskys, Marianella Herrera-Cuenca, Lilia Yadira Cortés, Martha Cecilia Yépez García, Reyna Liria-Domínguez, Attilio Rigotti, Regina Mara Fisberg, Gerson Ferrari, Mauro Fisberg, Georgina Gómez","doi":"10.1177/03795721231215267","DOIUrl":"10.1177/03795721231215267","url":null,"abstract":"<p><strong>Background: </strong>Latin American countries have shifted from traditional diets rich in micronutrients to a Westernized diet rich in high energy-dense foods and low in micronutrients.</p><p><strong>Objective: </strong>This study aimed to determine the prevalence of adequate micronutrient intakes in urban populations of 8 Latin American countries.</p><p><strong>Method: </strong>Micronutrient dietary intake data were collected from September 2014 to August 2015 from 9216 men and women aged 15.0 to 65.0 years living in urban populations of 8 Latin American countries. Dietary intake was collected using two 24-hour recalls on nonconsecutive days. Micronutrient adequacy of intake was calculated using the Estimated Average Requirement cut-off method.</p><p><strong>Results: </strong>In general terms, the prevalence of inadequate intake of thiamine, riboflavin, niacin, folate, cobalamin, iron, phosphorus, copper, and selenium ranged from 0.4% to 9.9%. In contrast, the prevalence of inadequacy of pyridoxine, zinc, vitamin C, and vitamin A ranged from 15.7% to 51.5%. The nutrients with a critical prevalence of inadequacy were magnesium (80.5%), calcium (85.7%), and vitamin D (98.2%). The highest prevalence of inadequate intakes was observed in the low educational level, participants with overweight/obesity, in men, and varies according to socioeconomic status.</p><p><strong>Conclusions: </strong>There is an urgent need to define direct regional actions and strategies in Latin America aimed at improving micronutrient adequacy, either through staple food fortification programs, agronomic biofortification, or food policies that facilitate economic access to micronutrient-rich foods.</p>","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138797408","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Micronutrient Deficiencies in Older Adults in Latin America: A Narrative Review. 拉丁美洲老年人微量营养素缺乏症:叙述性综述。
IF 1.8 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-09-01 Epub Date: 2023-12-25 DOI: 10.1177/03795721231214587
Vanessa De la Cruz-Góngora, Rosa Palazuelos-González, Omar Domínguez-Flores
{"title":"Micronutrient Deficiencies in Older Adults in Latin America: A Narrative Review.","authors":"Vanessa De la Cruz-Góngora, Rosa Palazuelos-González, Omar Domínguez-Flores","doi":"10.1177/03795721231214587","DOIUrl":"10.1177/03795721231214587","url":null,"abstract":"<p><strong>Background: </strong>The population in Latin America and Caribbean (LAC) has experienced a major demographic transition with increased numbers of older adults (OA). This change brings opportunities in the public health sector to implement health prevention interventions and delay the onset of geriatric syndromes. Micronutrients play an important role in the maintenance of biological function which contributes to longevity. Micronutrient deficiencies (MD) in OA increase the risk for onset of chronic comorbidities and geriatric syndromes.</p><p><strong>Aim: </strong>To review and summarize the existing data on micronutrient status in OA in the LAC region and discuss the gaps and challenges in public health approaches to address deficiencies.</p><p><strong>Methods: </strong>Literature review in Medline for records describing nutritional biomarkers in older adults (≥ 60y) from community dwelling and population-based studies in LAC.</p><p><strong>Results: </strong>Few countries (including Chile, Ecuador, Costa Rica, Brazil, and Mexico) have documented one or more nutritional deficiencies for OA in national health surveys, however across the entire region, evidence of micronutrient levels is scarce. Some surveys have documented a high prevalence and large heterogeneity in the prevalence of vitamin D followed by B12 deficiency, being the 2 MDs most studied due their effects on cognition, frailty, and bone mineral density in the OA population. Other MD including C, E, A, copper, zinc, iron, and selenium have also been reported.</p><p><strong>Conclusion: </strong>Information on the micronutrient status in OA from LAC is poorly documented. Research and capacity building initiatives in the region are crucial to develop tailored strategies that address the specific nutritional needs and challenges faced by the ageing population in Latin America.</p>","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139037571","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
In Memoriam: Dr. Noel W. Solomons (1940–2024) 悼念诺埃尔-索洛蒙斯博士(1940-2024)
IF 1.9 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-08-01 DOI: 10.1177/03795721241261216
Manuel Ruz
{"title":"In Memoriam: Dr. Noel W. Solomons (1940–2024)","authors":"Manuel Ruz","doi":"10.1177/03795721241261216","DOIUrl":"https://doi.org/10.1177/03795721241261216","url":null,"abstract":"","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141886790","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development and Acceptability of Shelf-Stable Microbiota Directed Complementary Food Formulations. 开发可在货架上保存的微生物群定向补充食品配方及其可接受性。
IF 1.8 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-07-30 DOI: 10.1177/03795721241250104
Ishita Mostafa, Umme Habiba Lamiya, Md Golam Rasul, Nurun Nahar Naila, Shah Mohammad Fahim, S M Tafsir Hasan, Michael J Barratt, Jeffrey I Gordon, Tahmeed Ahmed
{"title":"Development and Acceptability of Shelf-Stable Microbiota Directed Complementary Food Formulations.","authors":"Ishita Mostafa, Umme Habiba Lamiya, Md Golam Rasul, Nurun Nahar Naila, Shah Mohammad Fahim, S M Tafsir Hasan, Michael J Barratt, Jeffrey I Gordon, Tahmeed Ahmed","doi":"10.1177/03795721241250104","DOIUrl":"https://doi.org/10.1177/03795721241250104","url":null,"abstract":"<p><strong>Background: </strong>A randomized controlled trial in Bangladeshi children aged 12 to 18 months with moderate acute malnutrition found that dietary supplementation with the microbiota-directed complementary food (MDCF-2) significantly improved weight gain and repaired gut microbiota compared to the ready-to-use supplementary food. However, the MDCF-2 formulation was made daily from locally available ingredients and the need for a packaged, nutritionally compliant, and organoleptically acceptable MDCF-2 prototype was essential for future large-scale clinical studies.</p><p><strong>Objective: </strong>The study aimed to develop and assess the acceptability of 3 alternative foil-packaged formulations of MDCF-2 in comparison to current MDCF-2.</p><p><strong>Methods: </strong>Of the 3 packaged formulations, the Jumpstart version was provided in 2 sachets, the other 2 formulations were provided in a retort-stable foil pouch extended by sterilization, and microbiological growth was monitored over 10 months. The acceptability study included 40 children aged 8 to 12 months living in an urban slum in Dhaka, and the organoleptic properties were assessed using a 7-point hedonic scale.</p><p><strong>Results: </strong>In the 100 g distributed over the 2 sessions, children consumed 82.5 ± 7.84 g (mean ± SD) of kitchen-prepared MDCF-2, 85.4 ± 7.15 g of the \"Jumpstart\" MDCF-2 formulation, 85.4 ± 8.70 g of the MDCF-2 with green banana powder, and 86.2 ± 4.26 g of the MDCF-2 with sweet potato formulation. The \"Jumpstart\" MDCF-2 and MDCF-2 with sweet potato achieved the highest overall acceptability scores on the hedonic scale; although none of the shelf-stable formulations were significantly different from the kitchen-prepared MDCF-2.</p><p><strong>Conclusions: </strong>Packaged, shelf-stable prototypes of MDCF-2 exhibited comparable acceptability among Bangladeshi children aged 8 to 12 months to the original freshly prepared formulation.</p>","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-07-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141792362","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Brief Overview of the Diagnosis and Treatment of Cobalamin (B12) Deficiency. 钴胺素(B12)缺乏症的诊断和治疗简介。
IF 1.8 4区 医学
Food and Nutrition Bulletin Pub Date : 2024-06-01 DOI: 10.1177/03795721241229500
Bruce H R Wolffenbuttel, Andrew McCaddon, Kourosh R Ahmadi, Ralph Green
{"title":"A Brief Overview of the Diagnosis and Treatment of Cobalamin (B12) Deficiency.","authors":"Bruce H R Wolffenbuttel, Andrew McCaddon, Kourosh R Ahmadi, Ralph Green","doi":"10.1177/03795721241229500","DOIUrl":"https://doi.org/10.1177/03795721241229500","url":null,"abstract":"<p><strong>Background: </strong>An increasing number of adult individuals are at risk of vitamin B12 deficiency, either from reduced nutritional intake or impaired gastrointestinal B12 absorption.</p><p><strong>Objective: </strong>This study aims to review the current best practices for the diagnosis and treatment of individuals with vitamin B12 deficiency.</p><p><strong>Methods: </strong>A narrative literature review of the diagnosis and treatment of vitamin B12 deficiency.</p><p><strong>Results: </strong>Prevention and early treatment of B12 deficiency is essential to avoid irreversible neurological consequences. Diagnosis is often difficult due to diverse symptoms, marked differences in diagnostic assays' performance and the unreliability of second-line biomarkers, including holo-transcobalamin, methylmalonic acid and total homocysteine. Reduced dietary intake of B12 requires oral supplementation. In B12 malabsorption, oral supplementation is likely insufficient, and parenteral (i.e. intramuscular) supplementation is preferred. There is no consensus on the optimal long-term management of B12 deficiency with intramuscular therapy. According to the British National Formulary guidelines, many individuals with B12 deficiency due to malabsorption can be managed with 1000 µg intramuscular hydroxocobalamin once every two months after the initial loading. Long-term B12 supplementation is effective and safe, but responses to treatment may vary considerably. Clinical and patient experience strongly suggests that up to 50% of individuals require individualized injection regimens with more frequent administration, ranging from daily or twice weekly to every 2-4 weeks, to remain symptom-free and maintain a normal quality of life. 'Titration' of injection frequency based on measuring biomarkers such as serum B12 or MMA should not be practiced. There is currently no evidence to support that oral/sublingual supplementation can safely and effectively replace injections.</p><p><strong>Conclusions: </strong>This study highlights the interindividual differences in symptomatology and treatment of people with B12 deficiency. Treatment follows an individualized approach, based on the cause of the deficiency, and tailored to help someone to become and remain symptom-free.</p>","PeriodicalId":12394,"journal":{"name":"Food and Nutrition Bulletin","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141579383","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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