白面粉像胶水一样覆盖在小肠的吸收绒毛上，从而导致吸收不良，进而引起肠易激综合征、缺铁性贫血、维生素 D 缺乏、骨骼和牙齿脆弱、脂肪肝和脱发。
原始表述
لأنه غروي كلوتين جلو لايك يعيق امتصاص كل الأجزاء مجرد ما لزق عليها بيسموها الدكاترة جوتين سنجي أو انتتولرنس يا جماعة الموضوع فيزك تمامًا مادة غروية لزقت في الشعيرات دي
按来源为原话. 译文由本项目提供；以阿拉伯语原文为准。
译文
白面粉像胶水一样覆盖在小肠的吸收绒毛上，从而导致吸收不良，进而引起肠易激综合征、缺铁性贫血、维生素 D 缺乏、骨骼和牙齿脆弱、脂肪肝和脱发。
出处
- 来源状态
- 视频转录文本（本人原话）
- 归属
- Elawady (machine transcript)
- 视频
- ايه اللى بيحصل فى معدتك بسبب الدقيق وتأثيره على الأمتصاص (打开来源)
- 发布日期
- 2021年7月23日
- 时间戳
- 无（转录文本不含时间信息）
- 归属的不确定性
- Machine transcript (Arabic, auto-generated; some words garbled, e.g. 'جوتين سنجي' = gluten sensitivity). Demonstration with flour on hair/brush as a model of villi.
- 所声称的机制
Flour paste physically coats the villi and blocks absorption ('the matter is purely physical').
- 所声称的健康影响
Malabsorption of fat, protein, vitamins and iron; IBS, anaemia, vitamin D deficiency, osteopenia, dental caries, fatty liver, hair loss.
- 涉及人群
Everyone eating white flour.
- Elawady 设定的地域限制
none found
来源版本存在差异
- 来源状态
- 视频转录文本（本人原话）
- 归属
- Elawady (machine transcript)
- 视频
- ايه اللى بيحصل فى معدتنا بعد اكل العيش .. فيديو خطير وكلام اول مرة تسمعوه (打开来源)
- 发布日期
- 2021年3月24日
- 时间戳
- 无（转录文本不含时间信息）
- 归属的不确定性
- Archive transcript (YouTube CC or AI-generated); wording may contain transcription errors; no timestamps available.
- 来源状态
- 档案网站编辑
- 归属
- Archive editors (study selection and narrative)
- 出处
- https://eltayebat.com/rule/refined-wheat/
- 归属的不确定性
- Written by the archive operators; the study citations are the archive's, not shown to be Elawady's own.
科学评估
错误 – 该说法与可靠证据相矛盾。
证据确定性: 中 – 进一步研究仍可能影响该评估。
1. 说法是什么？
White flour sticks to the intestinal villi and blocks absorption, explaining many common complaints.
2. 哪些内容可证实是正确的？
In coeliac disease, gluten triggers immune damage to the villi, causing malabsorption, iron-deficiency anaemia and bone loss. Refined flour is lower in fibre and some minerals than whole-grain flour.
3. 哪些内容是错误或夸大的？
There is no evidence that flour forms a coating on villi in people without coeliac disease. Starch and gluten are digested by enzymes into sugars and peptides and absorbed. The narrative also claims rapid sugar absorption from bread ('as soon as we eat bread our sugar rises'), which contradicts the idea of blocked absorption. Fatty liver, hair loss and vitamin D deficiency have many established causes; none is shown to be caused by flour coating.
4. 哪些内容仍不明确？
Nothing substantive; the mechanism is not supported.
5. 哪些研究支持该说法？
None for the physical mechanism.
6. 哪些研究与该说法相矛盾？
I-WHT-04 (coeliac prevalence shows the gluten-malabsorption pathway is a specific disease); I-GRN-02, I-GRN-105, I-GRN-106 (guidelines: diagnosis requires serology and usually biopsy on a gluten-containing diet); I-WHT-105 (coeliac disease in 3.2% of IDA patients); I-WHT-107 (BSG guideline: IDA requires investigation for GI pathology).
7. 对德国和欧洲而言情况如何？
In Germany/EU, unexplained iron-deficiency anaemia or osteoporosis is a recognised reason to test for coeliac disease; the test is only valid while gluten is still eaten.
8. 关于埃及的已知情况是什么？
Coeliac disease occurs in Egypt: 0.53% of children in a general-population screening (I-GRN-104) and 11 of 25 Egyptian children with refractory iron-deficiency anaemia in a clinical series (I-WHT-106). Avoiding flour before testing can make diagnosis impossible.
9. 合理的实际结论是什么？
有贫血、慢性腹泻、体重下降或骨量流失的人，应在改变饮食之前接受乳糜泻检测，而不是想当然地认为是"面粉胶"。
评估详情
- 证据确定性的依据
No study supports physical coating of villi by flour in the general population. Malabsorption caused by gluten exists in coeliac disease, but through an immune-mediated villous atrophy affecting about 0.7% (biopsy-confirmed) to 1.4% (serology) of people globally (I-WHT-04). The claim generalises a disease mechanism to everyone and replaces it with a non-existent physical one.
- 来源质量
Demonstration with a brush/hair model; no measurements. Archive narrative repeats the mechanism without a supporting study.
- 地区可推广性
Universal physiology.
- 个体例外情况
Coeliac disease (and dermatitis herpetiformis) does cause malabsorption, anaemia and bone loss; affected people need diagnosis while still eating gluten and then a strict lifelong gluten-free diet (I-GRN-02).
- 说法的地域范围
- 普遍性（生物学/医学）
- 最近审核
- 2026年10月26日 初步
科学证据详解
已被科学证据否定 – 高质量证据显示情况恰恰相反，或该说法与已确立的生理学知识相矛盾。
研究问题: Does white flour coat the intestinal villi and cause malabsorption leading to IBS, iron-deficiency anaemia, vitamin D deficiency, bone and dental weakness, fatty liver and hair loss in the general population?
研究问题详解 (PECO)
- 人群
- General population; people with iron-deficiency anaemia (including Egyptian children)
- 干预或暴露
- White flour
- 对照
- No/less white flour
- 地域范围
- universal biology; Egyptian data checked
- 结局指标
- Malabsorption/villous damage
- Coeliac disease among IDA patients
- Diagnostic delay
研究结果按作者报告呈现。我们的评估见下文。
哪些证据支持该说法？
未发现支持该说法的高质量证据。
哪些证据不支持该说法？
About 1 in 31 people with iron-deficiency anaemia has coeliac disease
Mahadev S et al.. Gastroenterology 2018 · PMID 29689265 · DOI 10.1053/j.gastro.2018.04.016 Meta分析已核查摘要新增About 1 in 31 patients with iron-deficiency anaemia has biopsy-confirmed coeliac disease, a specific immune disease.
- 实际结果
- Pooled prevalence 3.2% (2.6-3.9); 5.5% in high-quality studies.
- 方法学质量
- moderate (meta-analysis)
- 相关性
- direct
- 局限
- Heterogeneity.
UK guideline: iron-deficiency anaemia must be investigated
BSG guideline: a third of men and post-menopausal women with IDA have underlying GI pathology including cancer; IDA requires investigation.
- 实际结果
- Guideline statements.
- 方法学质量
- high (guideline)
- 相关性
- direct (safety)
- 局限
- UK context.
European guideline for coeliac disease
Al-Toma A et al.. United European Gastroenterol J 2019 · PMID 31210940 · DOI 10.1177/2050640619844125 指南 / 立场声明全文，含结构化偏倚风险评估ESsCD: malabsorption in coeliac disease results from immune damage to the small-bowel mucosa; testing must be done on a gluten-containing diet.
- 实际结果
- Full text.
- 方法学质量
- high
- 相关性
- direct
- 局限
- None.
总体证据说明了什么？
基于上述研究的编辑评估——其本身并非研究结果。
哪种观点有更好的证据支持？
White flour does not coat the villi; gluten-related malabsorption occurs only in coeliac disease through immune-mediated villous atrophy, which must be diagnosed by serology and biopsy while gluten is still eaten.
为什么有些研究权重更大
Meta-analytic prevalence data and guidelines; no study supports the coating mechanism (systematic searches found none).
因果关系是否已确立？ 尚未确立 No evidence for physical coating; the established causal pathway (gluten-induced immune villous atrophy) applies only to coeliac disease.
仍存在的不确定性
None that would support the claim.
合理的结论
Unexplained anaemia, diarrhoea, weight loss or bone loss need medical work-up, not a dietary explanation.
这是否取决于国家？
- 一般生物学效应
- Universal.
- 饮食习惯
- High bread intake in Egypt.
- 食品原产地
- Not relevant.
- 污染物
- Not relevant.
- 本国生产条件
- Not relevant.
- 法律规则
- Not relevant.
- 实际监测数据
- Egyptian data: coeliac disease in 0.53% of children (I-GRN-104) and 11/25 children with refractory IDA (I-WHT-106).
足以改变结论的地区差异没有可靠数据支持。
统计复核
- Crude prevalence and "1 in 31" – 143/2998 = 4.77%; 3.2% = 1 in 31; fixed-effect pooling despite I2 68% narrows the CI. 已重新计算
- Wilson CIs for small groups – 11/25 = 44% (26.7-62.9); 23/67 = 34.3% (24.1-46.3); 6/200 = 3% (1.4-6.4). 已重新计算
总体证据的确定性（GRADE，简化版）
- 主要结局
- Malabsorption by physical flour coating of villi
- 起始等级
- 高（随机试验）
- 降级理由
- indirectness (refutation rests on physiology and absence of supporting studies, not on a trial of the claim)
- 结果
- 中
由单名审查者参照 GRADE 方法进行的简化评估；并非正式的 GRADE 专家组评估。GRADE 评价的是针对某一结局的整体证据，而非单项研究。
已核查的临床指南和官方声明
- ESsCD (European Society for the Study of Coeliac Disease): ESsCD guideline for coeliac disease and other gluten-related disorders (Al-Toma et al., UEG J 2019; study I-GRN-02) (2019) · 原始文献
Diagnostic testing (serology and biopsy) should be performed on a gluten-containing diet; a gluten-free diet should be introduced only when diagnosis is conclusive (strong, high); patients with coeliac disease should adhere to a lifelong gluten-free diet (strong, high); gluten-containing cereals are wheat, barley and rye; maize and oats are naturally gluten-free but can be contaminated; uncontaminated oats are tolerated by most patients; foods labelled gluten-free must contain <=20 ppm (EC 41/2009); NCGS is considered only after coeliac disease and wheat allergy are excluded on a gluten-containing diet; patients advised to eat whole-grain rice, maize, potatoes and vegetables. - NICE (UK): Coeliac disease: recognition, assessment and management (NG20), Recommendations (2015) · 原始文献
Offer serological testing for unexplained GI symptoms, fatigue, weight loss, unexplained iron/B12/folate deficiency, IBS in adults, type 1 diabetes, first-degree relatives; tests are accurate only on a gluten-containing diet; do not start a gluten-free diet until a specialist confirms the diagnosis; eat gluten in more than one meal daily for at least 6 weeks before testing; gluten-free oats can be included. - British Society of Gastroenterology: BSG guidelines for the management of iron deficiency anaemia in adults (Snook et al., Gut 2021; I-WHT-107) (2021) · 原始文献
About a third of men and postmenopausal women with IDA have an underlying pathology, most commonly GI; unexplained IDA in at-risk people warrants fast-track referral (GI malignancy); coeliac disease is found in 3-5% of people investigated for unexplained IDA; coeliac serology is a useful screening test, duodenal biopsy the gold standard. - American College of Gastroenterology: ACG Guidelines Update: Diagnosis and Management of Celiac Disease (Rubio-Tapia et al., Am J Gastroenterol 2023; I-GRN-105) (2023) · 原始文献
Abstract only (publisher full text blocked): coeliac disease is a permanent immune-mediated response to gluten in wheat, barley and rye; tTG antibodies for screening; biopsy required in most patients; treatment requires strict gluten-free diet and lifelong medical follow-up.
检索策略
本次审查的文献检索记录（检索式采用原数据库语法）。
| 数据库 | 日期 | 检索式 | 检索目标 | 命中数 | 纳入数 |
|---|---|---|---|---|---|
| Europe PMC | 2026年10月26日 | (white flour OR "refined wheat" OR "white bread") AND (villi OR "villous atrophy" OR malabsorption) AND NOT (celiac OR coeliac) | 支持性证据 | 50013 | |
| Europe PMC | 2026年10月26日 | ABSTRACT:("white flour" OR "refined flour" OR "refined wheat" OR "white bread") AND ABSTRACT:(villi OR villus OR "villous" OR malabsorption OR "nutrient absorption") AND NOT ABSTRACT:(celiac OR coeliac) | 支持性证据 | 5 | |
| PubMed | 2026年10月26日 | (refined grain*[tiab] OR white bread[tiab] OR white flour[tiab]) AND (villous[tiab] OR villi[tiab] OR mucosal coating[tiab] OR malabsorption[tiab]) | 支持性证据 | 6 | |
| PubMed | 2026年10月26日 | (coeliac disease[tiab] OR celiac disease[tiab]) AND (iron deficiency anemia[tiab] OR iron deficiency anaemia[tiab]) AND prevalence[tiab] AND (meta-analysis[pt] OR systematic review[pt]) | 反对性证据 | 3 | |
| PubMed | 2026年10月26日 | (celiac[ti] OR coeliac[ti]) AND (Egypt[ti] OR Egyptian[ti]) | 反对性证据 | 6 | |
| PubMed | 2026年10月26日 | British Society of Gastroenterology guidelines for the management of iron deficiency anaemia in adults[ti] | 指南 | 1 |
待解决的问题
None.
核查深度如何？
8 项相关研究：2 项核查了全文（其中 1 项进行了结构化偏倚风险评估），6 项基于摘要核查，0 项仅核查了文献信息。 尚未进行由两名独立审查者完成的正式评估，也尚未进行独立的人类专家审核。
最近一次科学审核: 2026年10月26日
评定结论的变更历史
- 2026年10月25日 · 第 1 阶段 · 初始评估: 错误 (中)
- 2026年10月26日 · 第 4 阶段（系统证据审查） · 在扩展证据后重新审查；评定结论不变: 错误 (中)
Unchanged. New prevalence and guideline evidence (I-WHT-105, I-WHT-107, Egyptian data) strengthens the safety concern: attributing anaemia to "flour glue" can delay diagnosis of coeliac disease or GI cancer. Safety note sharpened.
新来源: I-WHT-105 I-WHT-106 I-WHT-107 I-GRN-104 I-GRN-105 I-GRN-106
通俗解释
视频声称白面粉会覆盖肠道里细小的指状绒毛，使食物无法被吸收。这在健康人身上不会发生：面粉被酶分解后吸收。确实有一种真实的疾病——乳糜泻——会在吃麸质时损伤绒毛，但那是一种免疫反应，约每 100 人中有 1 人患病。任何有不明原因贫血、腹泻或骨量流失的人，都应在停吃面包之前由医生进行检测，因为检测需要饮食中含有麸质。
与该说法相关的研究
支持该说法的研究 (0)
该组中没有研究。
与该说法相矛盾或限制该说法的研究 (8)
-
How common is coeliac disease?
Singh P et al.. Clin Gastroenterol Hepatol 2018 · PMID 29551598 · DOI 10.1016/j.cgh.2017.06.037Meta分析独立交叉核查已核查摘要★ 关键研究About 1 in 70 have coeliac antibodies and about 1 in 140 biopsy-confirmed disease worldwide.
该研究是否支持这一具体说法？ 否 · 方法学质量: 中 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
Prevalence
- 研究是如何开展的？
Meta-analysis
- 研究了多少人、动物或样本？
96 studies
- 实际发现了什么？
0.7-1.4%
- 研究结果对日常生活意味着什么？
Coeliac disease is real and not rare
- 该研究有哪些局限？
Heterogeneity
- 它对 Elawady 的具体说法说明了什么？
Contradicts denial of gluten disease
- 研究结果是否适用于德国和欧洲？
High
- 从该研究中明确不能得出什么结论？
Causes of symptoms in non-coeliacs
-
European guideline for coeliac disease
Al-Toma A et al.. United European Gastroenterol J 2019 · PMID 31210940 · DOI 10.1177/2050640619844125指南 / 立场声明独立交叉核查全文，含结构化偏倚风险评估★ 关键研究Coeliac disease needs a strict lifelong gluten-free diet; gluten is in wheat, rye and barley (not in uncontaminated rice, maize or oats); non-coeliac gluten sensitivity is recognised after coeliac disease and wheat allergy are excluded.
该研究是否支持这一具体说法？ 否 · 方法学质量: 中 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
Guideline
- 研究是如何开展的？
Expert consensus guideline with GRADE grading, based on a PubMed literature review
- 实际发现了什么？
GFD is treatment
- 研究结果对日常生活意味着什么？
Coeliac patients must avoid gluten
- 该研究有哪些局限？
Not based on a systematic review; small expert board; no conflict-of-interest statement in available text
- 它对 Elawady 的具体说法说明了什么？
Contradicts denial and reintroduction claims
- 研究结果是否适用于德国和欧洲？
High
- 从该研究中明确不能得出什么结论？
Does not quantify how common NCGS is or whether gluten itself (rather than fructans/ATIs) causes its symptoms
-
About 1 in 31 people with iron-deficiency anaemia has coeliac disease
Mahadev S et al.. Gastroenterology 2018 · PMID 29689265 · DOI 10.1053/j.gastro.2018.04.016Meta分析独立交叉核查已核查摘要★ 关键研究Across 18 studies, 3.2% of patients with iron-deficiency anaemia had biopsy-confirmed coeliac disease (5.5% in better studies).
Gluten-related iron deficiency is coeliac disease (3-5% of IDA), which needs testing.
该研究是否支持这一具体说法？ 否 · 方法学质量: 中 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
How often IDA is due to coeliac disease.
- 研究是如何开展的？
Meta-analysis.
- 研究了多少人、动物或样本？
2998 patients.
- 实际发现了什么？
3.2% pooled.
- 观察到的效应有多大？
1 in 31.
- 研究结果对日常生活意味着什么？
Anaemia needs medical testing.
- 该研究有哪些局限？
Heterogeneity.
- 它对 Elawady 的具体说法说明了什么？
Contradicts the flour-coating explanation.
- 研究结果是否适用于德国和欧洲？
High.
- 从该研究中明确不能得出什么结论？
Does not explain the other 95%.
-
Many Egyptian children with stubborn anaemia had coeliac disease
Abd El Dayem SM et al.. Arch Med Sci 2010 · PMID 22371752 · DOI 10.5114/aoms.2010.13900横断面研究独立交叉核查已核查摘要Biopsies confirmed coeliac disease in 11 of 25 Egyptian children with refractory iron-deficiency anaemia.
Refractory anaemia and short stature in Egyptian children were often coeliac disease.
该研究是否支持这一具体说法？ 否 · 方法学质量: 低 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
Screen Egyptian risk groups.
- 研究是如何开展的？
Serology and biopsy.
- 研究了多少人、动物或样本？
292 children.
- 实际发现了什么？
High rates in anaemia and short stature.
- 观察到的效应有多大？
44% and 34%.
- 研究结果对日常生活意味着什么？
Anaemia can signal coeliac disease.
- 该研究有哪些局限？
Small, selected.
- 它对 Elawady 的具体说法说明了什么？
Contradicts the flour-glue explanation.
- 研究结果是否适用于德国和欧洲？
Moderate.
- 从该研究中明确不能得出什么结论？
Not a population prevalence.
-
UK guideline: iron-deficiency anaemia must be investigated
Snook J et al.. Gut 2021 · PMID 34497146 · DOI 10.1136/gutjnl-2021-325210指南 / 立场声明独立交叉核查已核查摘要★ 关键研究About a third of men and post-menopausal women with iron-deficiency anaemia have an underlying disease, often in the gut, including cancer; coeliac disease is found in 3-5%.
IDA needs investigation (GI malignancy, coeliac disease), not a dietary explanation.
该研究是否支持这一具体说法？ 否 · 方法学质量: 高 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
Guide IDA care.
- 研究是如何开展的？
Specialist guideline.
- 研究了多少人、动物或样本？
not applicable
- 实际发现了什么？
Investigate causes; test for coeliac disease.
- 观察到的效应有多大？
not applicable
- 研究结果对日常生活意味着什么？
Do not explain anaemia by diet without tests.
- 该研究有哪些局限？
UK context.
- 它对 Elawady 的具体说法说明了什么？
Contradicts the claim and supports the safety note.
- 研究结果是否适用于德国和欧洲？
High.
- 从该研究中明确不能得出什么结论？
Not about flour specifically.
-
Coeliac disease affects about 1 in 190 Egyptian children
Abu-Zekry M et al.. J Pediatr Gastroenterol Nutr 2008 · PMID 18664863 · DOI 10.1097/MPG.0b013e31815ce5d1横断面研究独立交叉核查已核查摘要★ 关键研究Screening of 1500 Egyptian children found coeliac disease in 0.53%, and much more often in children with diarrhoea or type 1 diabetes.
Gluten-related malabsorption in Egypt is a specific disease that needs testing.
该研究是否支持这一具体说法？ 否 · 方法学质量: 中 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
Measure coeliac disease frequency in Egyptian children.
- 研究是如何开展的？
Blood tests and biopsies.
- 研究了多少人、动物或样本？
1900 children in three groups.
- 实际发现了什么？
0.53% in the general sample; 4.7% and 6.4% in risk groups.
- 观察到的效应有多大？
About 1 in 187.
- 研究结果对日常生活意味着什么？
Coeliac disease is not rare in Egypt.
- 该研究有哪些局限？
Single study; children only.
- 它对 Elawady 的具体说法说明了什么？
Contradicts the denial of gluten-related disease.
- 研究结果是否适用于德国和欧洲？
Comparable to Europe.
- 从该研究中明确不能得出什么结论？
Does not give adult figures.
-
US specialist guideline on coeliac disease (2023)
Rubio-Tapia A et al.. Am J Gastroenterol 2023 · PMID 36602836 · DOI 10.14309/ajg.0000000000002075指南 / 立场声明独立交叉核查已核查摘要★ 关键研究Coeliac disease is a lifelong immune reaction to gluten from wheat, barley and rye; treatment is a strict gluten-free diet with medical follow-up.
Diagnosis needs serology and usually biopsy.
该研究是否支持这一具体说法？ 否 · 方法学质量: 高 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
Guide diagnosis and treatment.
- 研究是如何开展的？
Expert guideline using GRADE.
- 研究了多少人、动物或样本？
not applicable
- 实际发现了什么？
Antibody test, usually biopsy; strict lifelong gluten-free diet.
- 观察到的效应有多大？
not applicable
- 研究结果对日常生活意味着什么？
People with coeliac disease must avoid gluten strictly.
- 该研究有哪些局限？
Only abstract read.
- 它对 Elawady 的具体说法说明了什么？
Contradicts denial of gluten disorders and gluten reintroduction.
- 研究结果是否适用于德国和欧洲？
Consistent with European guidance.
- 从该研究中明确不能得出什么结论？
Does not address the non-coeliac claims in detail in the abstract.
-
UK guideline: test for coeliac disease before cutting out gluten
National Institute for Health and Care Excellence (NICE). NICE guideline NG20 2015指南 / 立场声明独立交叉核查已核查全文★ 关键研究People with unexplained iron deficiency, IBS-type symptoms and other signs should be tested, and must keep eating gluten until a specialist confirms the diagnosis.
Iron deficiency and IBS are indications for coeliac testing on a gluten-containing diet.
该研究是否支持这一具体说法？ 否 · 方法学质量: 高 · 证据确定性：见该说法的总体评估
研究通俗解读
- 研究人员想了解什么？
Guide recognition and testing.
- 研究是如何开展的？
National guideline.
- 研究了多少人、动物或样本？
not applicable
- 实际发现了什么？
Testing indications; eat gluten for 6 weeks before tests.
- 观察到的效应有多大？
not applicable
- 研究结果对日常生活意味着什么？
Stopping bread before testing can hide coeliac disease.
- 该研究有哪些局限？
Guideline from 2015.
- 它对 Elawady 的具体说法说明了什么？
Contradicts replacing diagnosis by diet change.
- 研究结果是否适用于德国和欧洲？
UK, consistent with EU.
- 从该研究中明确不能得出什么结论？
Does not grade evidence for every recommendation on the page.
该组中没有被标记为关键研究的研究。
结果不一或不明确的研究 (0)
该组中没有研究。
地区背景
德国 / 欧盟
In Germany/EU, unexplained iron-deficiency anaemia or osteoporosis is a recognised reason to test for coeliac disease; the test is only valid while gluten is still eaten.
埃及
在我的国家适用什么？
一般科学评估
错误 面粉不会把绒毛粘住；与麸质相关的吸收不良是一种特定的疾病（乳糜泻），需要正规诊断。
以下食品安全领域与该说法相关：
- 农药与农药残留
- 污染物（重金属、PFAS、PCB、二噁英、硝酸盐）
- 真菌毒素（霉菌毒素）
谷物与大米
选择一个国家，查看针对该国已核查的信息。
局限：法律规则描述的是允许什么，而不是每一种食品实际含有什么。检测数据来自样本，只有结合其方法细节才有意义。
参考文献
- Global Prevalence of Celiac Disease: Systematic Review and Meta-analysis.. Singh P et al.. Clin Gastroenterol Hepatol 2018 · PMID 29551598 · DOI 10.1016/j.cgh.2017.06.037
- European Society for the Study of Coeliac Disease (ESsCD) guideline for coeliac disease and other gluten-related disorders.. Al-Toma A et al.. United European Gastroenterol J 2019 · PMID 31210940 · DOI 10.1177/2050640619844125
- Prevalence of Celiac Disease in Patients With Iron Deficiency Anemia-A Systematic Review With Meta-analysis.. Mahadev S et al.. Gastroenterology 2018 · PMID 29689265 · DOI 10.1053/j.gastro.2018.04.016
- Screening for coeliac disease among Egyptian children.. Abd El Dayem SM et al.. Arch Med Sci 2010 · PMID 22371752 · DOI 10.5114/aoms.2010.13900
- British Society of Gastroenterology guidelines for the management of iron deficiency anaemia in adults.. Snook J et al.. Gut 2021 · PMID 34497146 · DOI 10.1136/gutjnl-2021-325210
- Prevalence of celiac disease in Egyptian children disputes the east-west agriculture-dependent spread of the disease.. Abu-Zekry M et al.. J Pediatr Gastroenterol Nutr 2008 · PMID 18664863 · DOI 10.1097/MPG.0b013e31815ce5d1
- American College of Gastroenterology Guidelines Update: Diagnosis and Management of Celiac Disease.. Rubio-Tapia A et al.. Am J Gastroenterol 2023 · PMID 36602836 · DOI 10.14309/ajg.0000000000002075
- Coeliac disease: recognition, assessment and management (NICE guideline NG20) - Recommendations. National Institute for Health and Care Excellence (NICE). NICE guideline NG20 2015