BMJ November 2011 PMID 22074852

Dietary fibre, whole grains, and risk of colorectal cancer: systematic review and dose-response meta-analysis of prospective studies.

Dagfinn Aune, Doris S M Chan, Rosa Lau, Rui Vieira, Darren C Greenwood, Ellen Kampman, Teresa Norat

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Mentions

119
Peak: 3 in Jul 2025
across 5 sources since Jul 2020

Extended reach

59,428
potential audience

Total likes

55

Video views

3,059

Mentions per month

Jul 2020 – Oct 2026

Where it's discussed

  • News59 articles
  • Facebook26 posts
  • Blogs18 articles
  • X / Twitter13 posts
  • YouTube3 videos

AI synopsis

What people are saying

The discussion centers on the BMJ/BMJ Clinical Research Ed. study linking higher dietary fibre and whole grains to reduced colorectal cancer risk. Posts predominantly reference or summarize supporting literature, cite DOIs, and call for more detailed data on fibre types and measurement error. Some posts challenge conclusions (e.g., “Carbs are bad” or “zero studies”), using absolute language or demanding additional RCTs. The tone mixes cautious endorsement with skepticism and curiosity, as readers highlight the evidence base (e.g., cereal/fruit fibre effects) and emphasize future research needs. Word choices like “benefit,” “not associated,” or “10 g of added dietary fibre” reflect attempts to align with the article’s dose-response message, while contrarian posts use absolutes or demand counter-evidence, shaping a nuanced but sometimes polarized discussion.

AgreementNeither agree nor disagree

Overall, no single post entirely disagrees with the article; some skeptical/contrarian comments exist but many acknowledge the fiber/wheat findings or seek supporting research.

InterestModerate interest

There is moderate interest evident, with some posts asking for evidence, citing specific studies, or summarizing the Brazilian/Portuguese/Japanese posts and inviting references.

EngagementModerate engagement

Engagement is moderate: posters reference sources, quote DOIs, and challenge claims, indicating thoughtful discussion rather than shallow reactions.

ImpactModerate impact

The discussion signals a noticeable but not transformative impact: some readers push back or request more data, while others reiterate the study’s findings and implications.

Abstract in brief

  • The systematic review and meta-analysis found that higher intake of dietary fibre, especially cereal fibre and whole grains, is associated with a reduced risk of developing colorectal cancer.
  • Consuming an additional 10 grams of total dietary fibre daily lowers the risk, with strong evidence for fruit and cereal fibres, while vegetable and legume fibres show less consistent results.
  • The study emphasizes the need for future research to provide more detailed data on different types of fibre, consider other risk factors, and evaluate how measurement errors may affect the results.]

Top posts

Most liked on X and Bluesky
Vasilis Koukourakis
@v_koukourakis · X

Σχετική βιβλιογραφία: - Veronese N, Solmi M, Caruso MG, et al. Dietary fiber and health outcomes: an umbrella review of systematic reviews and meta-analyses. The American Journal of Clinical Nutrition. 2018. - Brown L, Rosner B, Willett WW, Sacks FM. Cholesterol-lowering effects

Aug 9, 2026 · 9 likes · 1 share · 604 followers View post →
水島太陽|-10歳アンチエイジングコーチ
@taiyo_antiaging · X

【大腸がんリスクを下げる生活習慣まとめ】 【運動習慣】 52の研究をまとめたメタ分析で 運動習慣がある人はない人と比べて 大腸がんリスクが24%低いことが 確認されています 国際的なガイドラインが推奨する目安は 週150分の中強度運動 (早歩き・水泳・サイクリングなど)です 【全粒穀物】

Jul 25, 2026 · 4 likes · 1,060 followers View post →
Chef Ty, RDN, CNSC
@FoodFirst_Ty · X

@BobPfalzgraf @EWardRD “Whole grains are bad”. Bro go home. https://t.co/TgxVSSh9II https://t.co/UABV5jFXsf https://t.co/iHkGfK7fYZ https://t.co/dbN35GqMTe https://t.co/lATsq9wLmh https://t.co/QrKdbiHokE https://t.co/HbSDrjTQRp https://t.co/cLOJRHDY1y https://t.co/KgH2UE8Gcf

Jul 12, 2020 · 2 likes · 2,126 followers View post →
Red Pill Vegan
@RedPillVegan · X

@LonkyMD @CarnivoreMD Dagfinn Aune et al., “Dietary Fibre, Whole Grains, and Risk of Colorectal Cancer: Systematic Review and Dose-Response Meta- Analysis of Prospective Studies,” BMJ (Clinical Research Ed.) 343 (November 10, 2011): d6617, https://t.co/Fhy4YYh8Dp

Mar 7, 2021 · 2 likes · 1,851 followers View post →
Rodolpho Lobo, MD
@rodolpholobomd · X

? Fontes Científicas: 1️⃣ Estudo NAD+: https://t.co/l42BaeNLFz 2️⃣ Fibras e Intestino: https://t.co/PD6VdgPbIy | https://t.co/voP8ZBKEN8 3️⃣ Proteína e Músculo: https://t.co/4zO1e9dHtG

May 28, 2026 · 2 likes · 151 followers View post →
Chef Ty, RDN, CNSC
@FoodFirst_Ty · X

@AgoristView @Tom_Babington1 @bhairya “Carbs are bad”. No. Would love to see the research you have.. https://t.co/TgxVSSh9II https://t.co/UABV5jFXsf https://t.co/iHkGfK7fYZ https://t.co/dbN35GqMTe https://t.co/lATsq9wLmh https://t.co/QrKdbiHokE https://t.co/HbSDrjTQRp https://t.co/cLOJRHDY1y https://t.co/KgH2UE8Gcf

Dec 9, 2020 · 1 like · 2,126 followers View post →

All mentions

Vasilis Koukourakis
@v_koukourakis · X

Σχετική βιβλιογραφία: - Veronese N, Solmi M, Caruso MG, et al. Dietary fiber and health outcomes: an umbrella review of systematic reviews and meta-analyses. The American Journal of Clinical Nutrition. 2018. - Brown L, Rosner B, Willett WW, Sacks FM. Cholesterol-lowering effects

Aug 9, 2026 · 9 likes · 1 share · 604 followers View post →
水島太陽|-10歳アンチエイジングコーチ
@taiyo_antiaging · X

【大腸がんリスクを下げる生活習慣まとめ】 【運動習慣】 52の研究をまとめたメタ分析で 運動習慣がある人はない人と比べて 大腸がんリスクが24%低いことが 確認されています 国際的なガイドラインが推奨する目安は 週150分の中強度運動 (早歩き・水泳・サイクリングなど)です 【全粒穀物】

Jul 25, 2026 · 4 likes · 1,060 followers View post →
Rodolpho Lobo, MD
@rodolpholobomd · X

? Fontes Científicas: 1️⃣ Estudo NAD+: https://t.co/l42BaeNLFz 2️⃣ Fibras e Intestino: https://t.co/PD6VdgPbIy | https://t.co/voP8ZBKEN8 3️⃣ Proteína e Músculo: https://t.co/4zO1e9dHtG

May 28, 2026 · 2 likes · 151 followers View post →
Max
@universalsoftw2 · X

繊維で効果が強い。 主な根拠:Aune et al. (2011) Dietary fibre, whole grains, and risk of colorectal cancer: systematic review and dose-response meta-analysis of prospective studies。 リンク: https://t.co/B2kEO8hgV7 3. 発酵食品(ヨーグルトなど乳製品)  ヨーグルト摂取で大腸がん

Apr 13, 2026 · 47,788 followers View post →
Sentient Cactus ?
@Special_Cactus · X

But this doesn't matter anyway when you see that higher dietary fiber consumption is not associated with a higher risk of colon or rectal or colorectal cancer. It's the opposite, actually. DOI:10.1136/bmj.d6617 https://t.co/XFAAEgSeTH

Mar 14, 2026 · 1 like · 316 followers View post →
✨?
@BiochemAnalytic · X

@BigDDaddyCali @Rizabellepow @ErinGoBragh360 For “zero studies”, there are quite a lot of studies. https://t.co/K9nWH7UjJt https://t.co/yThaJaOFP2 https://t.co/ZUpsifIK83 https://t.co/dIki8pf5yG https://t.co/0W8EOja7oC and this is just what was in my read library.

Jul 20, 2025 · 31 followers View post →
ScienceBiscuits
@ScienceBiscuits · X

@BigDDaddyCali @Rizabellepow @ErinGoBragh360 For “zero studies”, there are quite a lot of studies. https://t.co/K9nWH7UjJt https://t.co/yThaJaOFP2 https://t.co/ZUpsifIK83 https://t.co/dIki8pf5yG https://t.co/0W8EOja7oC and this is just what was in my read library.

Jul 20, 2025 · 28 followers View post →
Dr_NEOphyte
@Dr_NEOphyte · X

@sdav1986 Disagree. Constipation & Dysbiosis (nothing for microbiome to eat) occur. Low dietary fibre is highly associated with Colorectal csncer https://t.co/izgVL7bkfL

Jul 6, 2025 · 248 followers View post →
Trooper #2859
@alex34622 · X

@FacheuxSympa @solarpunkcult @Vertumne1 Revue systématique de 25 étude qui montre le bénéfice des fibres sur le k colorectal https://t.co/glOgkGpNBf

Jun 6, 2024 · 30 followers View post →
Ray Strode ❤️
@halfhealthiness · X

@Vote_ForPedro @raphaels7 i don't know of any RCTs in this area. (pretty rare for nutrition studies in general tbh). here's a meta-analysis of prospective studies showing 10% drop in risk for 10g of added dietary fiber https://t.co/W8NdNtmmSL

Apr 3, 2023 · 10 followers View post →
Red Pill Vegan
@RedPillVegan · X

@LonkyMD @CarnivoreMD Dagfinn Aune et al., “Dietary Fibre, Whole Grains, and Risk of Colorectal Cancer: Systematic Review and Dose-Response Meta- Analysis of Prospective Studies,” BMJ (Clinical Research Ed.) 343 (November 10, 2011): d6617, https://t.co/Fhy4YYh8Dp

Mar 7, 2021 · 2 likes · 1,851 followers View post →
Chef Ty, RDN, CNSC
@FoodFirst_Ty · X

@AgoristView @Tom_Babington1 @bhairya “Carbs are bad”. No. Would love to see the research you have.. https://t.co/TgxVSSh9II https://t.co/UABV5jFXsf https://t.co/iHkGfK7fYZ https://t.co/dbN35GqMTe https://t.co/lATsq9wLmh https://t.co/QrKdbiHokE https://t.co/HbSDrjTQRp https://t.co/cLOJRHDY1y https://t.co/KgH2UE8Gcf

Dec 9, 2020 · 1 like · 2,126 followers View post →
Chef Ty, RDN, CNSC
@FoodFirst_Ty · X

@BobPfalzgraf @EWardRD “Whole grains are bad”. Bro go home. https://t.co/TgxVSSh9II https://t.co/UABV5jFXsf https://t.co/iHkGfK7fYZ https://t.co/dbN35GqMTe https://t.co/lATsq9wLmh https://t.co/QrKdbiHokE https://t.co/HbSDrjTQRp https://t.co/cLOJRHDY1y https://t.co/KgH2UE8Gcf

Jul 12, 2020 · 2 likes · 2,126 followers View post →