Skip to main content
Enhanced Health AIv0.6.0
QuizMy PlanCalendarEvidenceSources
Session check

© 2026 Enhanced Health AI

MD-Designed No Data Sold
QuizSearchEvidenceSourcesHow We ScorePricingTermsPrivacy
Back to Database

Food

Cruciferous Vegetables

Glucosinolate breakdown products influence antioxidant and detox-related signaling pathways.[1486,1673,2575, etc.]

Superscript reference numbers link to the Sources bibliography.

Strong Evidence
Detox SupportMetabolic HealthLongevity

Composite Rating

3.9/5

Blends evidence depth, community direction, safety friction, and completeness.

Evidence Intensity

100/100

High depth from human/RCT/meta counts

Community Direction

-10

Mixed / Neutral • confidence Moderate

Safety Friction

74/100

Moderate signal from adverse/interaction markers

Data Completeness

100%

Studies 16 • mentions 7 • links 25

Not medical advice. This product is for educational and informational purposes only. It does not diagnose, treat, cure, or prevent any disease and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of a qualified healthcare provider with any questions regarding a medical condition.

FDA disclaimer: These statements have not been evaluated by the Food and Drug Administration. Dietary supplements are not intended to diagnose, treat, cure, or prevent any disease. Results may vary. Not intended for use by pregnant or nursing women, individuals under 18, or those with known medical conditions without physician consultation.

If you are experiencing a medical emergency, call 911 or your local emergency number immediately.

Implementation Blueprint

Classification: prioritize.[169,1190,1486, etc.]

Best fit: People with low vegetable intake and high processed-food exposure..[169,1190,1486, etc.]

Goal alignment: Detox Support, Metabolic Health, Longevity.[169,1190,1486, etc.]

Classification

Prioritize

Evidence Tier

HIGH

Best Fit

People with low vegetable intake and high processed-food exposure.

Primary Focus

Detox Support, Metabolic Health

Safety and Pitfalls

  • High amounts can worsen symptoms in some IBS or thyroid-sensitive contexts.

At-A-Glance Evidence Architecture[1486,1673,2575, etc.]

Clinical Depth

Humans: 834 • RCTs: 54 • Meta: 38

Cohort / Real-World

Cohort signals: 129

Safety Markers

Adverse signals: 44 • Interactions: 0

Evidence Tracking

Freshness, trend, and study timeline for this item

Evidence Tracking

Status

New Evidence

Trend

→ Stable evidence base

Depth

1056 total studies · 4 recent

Timeline

20022025

Top Signal Metrics[1486,1673,2575, etc.]

Total indexed

1,056

Human studies

834

In vitro / tissue

332

Animal-only studies

158

Cohort signals

129

Randomized trials

54

Community Direction Mix[169,1190,6113]

Weighted direction score: -10 (Mixed / Neutral)

Benefit

Evidence Quality Summary[1486,1673,2575, etc.]

High when there are >=2 human meta-analyses, or strong human trial/cohort volume with substantial human literature.

Total indexed

1,056

Human studies

834

In vitro / tissue

332

Animal-only studies

158

Cohort signals

129

Randomized trials

54

Safety adverse signals

44

Meta-analyses

38

Study Type Breakdown

Distribution of evidence by study design strength

Meta-AnalysesLevel 1a38
Randomized TrialsLevel 1b54
Cohort StudiesLevel 2b129
Human Studies (other)Level 3-4613
All IndexedAll levels1,056
100

Evidence Strength: High

Top Human Studies[1486,1673,2575, etc.]

PMID 28338764 • 2017 Jun 1

Fruit and vegetable intake and the risk of cardiovascular disease, total cancer and all-cause mortality-a systematic review and dose-response meta-analysis of prospective studies.

Int J Epidemiol

Open PubMed

PMID 37106252 • 2023 Aug

Fruit and vegetable consumption and the risk of hypertension: a systematic review and meta-analysis of prospective studies.

Eur J Nutr

Open PubMed

PMID 26778708 • 2016 Aug

Consumption of citrus and cruciferous vegetables with incident type 2 diabetes mellitus based on a meta-analysis of prospective study.

Community Report Frequency[169,1190,6113]

Benefit reports: 1

Adverse reports: 1

No-effect reports: 0

Mixed reports: 1

Unclear reports: 4

Signal confidence: 0.47

Top Reported Effects[169,1190,6113]

Benefits

  • improved: 1

Adverse

  • bloating: 1

No Effect

  • insufficient no-effect reports captured: 0

Community confidence 0.47 with mentions: benefit 1, adverse 1, no-effect 0.

Subreddit coverage: Biohackers, MealPrepSunday, loseit, vegan.

Community Evidence Examples[169,1190,6113]

post • r/MealPrepSunday • unclear

High cruciferous vegetables meal plan Meal 1: Old fashioned oats with shredded cheddar, cream cheese, velveeta slice, water, egg white, salt and pepper, red pepper flakes and smoked paprika. Sautéed baby spinach, green onion, red and orang…

Open mention

post • r/Biohackers • unclear

IN this study 34 vegetable extracts were tested against 8 different cancer cell lines (lung cancer, kidney cancer, etc). The No. 1 champion cancer fighter was...drum roll....Garlic! Followed by cruciferous vegetables (broc, cabbage, b. spr…

Open mention

post • r/MealPrepSunday • unclear

Mid week prep(snacks + seasoning combos) *Meal* veggie: snow peas, baby broccoli, cauliflower, gai lan, cremini(slightly heavy on cruciferous vegetables for this batch). protein: grounded turkey base: pearl barley for 🐶: basically the sam…

Primary Source Links

Evidence Sources

  • https://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi?db=pubmed&term=(%22cruciferous%20vegetables%22%20AND%20(human%20OR%20trial%20OR%20diet))%20AND%20(diet*%5BTitle%2FAbstract%5D%20OR%20intake%5BTitle%2FAbstract%5D%20OR%20consumption%5BTitle%2FAbstract%5D%20OR%20feeding%5BTitle%2FAbstract%5D%20OR%20nutrition%5BTitle%2FAbstract%5D)
  • https://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi?db=pubmed&term=(%22cruciferous%20vegetables%22%20AND%20(human%20OR%20trial%20OR%20diet))%20AND%20humans%5BMeSH%20Terms%5D%20AND%20(diet*%5BTitle%2FAbstract%5D%20OR%20intake%5BTitle%2FAbstract%5D%20OR%20consumption%5BTitle%2FAbstract%5D%20OR%20feeding%5BTitle%2FAbstract%5D%20OR%20nutrition%5BTitle%2FAbstract%5D)
  • https://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi?db=pubmed&term=(%22cruciferous%20vegetables%22%20AND%20(human%20OR%20trial%20OR%20diet))%20AND%20humans%5BMeSH%20Terms%5D%20AND%20(diet*%5BTitle%2FAbstract%5D%20OR%20intake%5BTitle%2FAbstract%5D%20OR%20consumption%5BTitle%2FAbstract%5D%20OR%20feeding%5BTitle%2FAbstract%5D%20OR%20nutrition%5BTitle%2FAbstract%5D)%20AND%20randomized%20controlled%20trial%5BPublication%20Type%5D

Scientific Evidence Notes[1486,1673,2575, etc.]

1. PubMed triage evidence summary: Cruciferous Vegetables

PUBMED • Humans + preclinical triage

Counts from structured PubMed query set for diet/intake context.

Outcome: Humans 834, RCT 54, meta 38, cohort 129.[1486,1673,2575, etc.]

Open source
2. Fruit and vegetable intake and the risk of cardiovascular disease, total cancer and all-cause mortality-a systematic review and dose-response meta-analysis of prospective studies.

PUBMED • 2017 • Human evidence curation set

PMID 28338764 from Int J Epidemiol.

Outcome: See linked PubMed abstract for methods and outcomes.

[169,1190,1486, etc.]
  • Community caution: bloating[169,1190,1486, etc.]
  • 1 (33%)
    Adverse1 (33%)
    No Effect0 (0%)
    Mixed1 (33%)

    Composite of study volume, RCTs, and meta-analyses

    Prim Care Diabetes

    Open PubMed

    PMID 32086800 • 2020 Aug

    The Effects of Cruciferous Vegetable-Enriched Diets on Drug Metabolism: A Systematic Review and Meta-Analysis of Dietary Intervention Trials in Humans.

    Clin Pharmacol Ther

    Open PubMed

    PMID 29663679 • 2018 Sep

    The Role of Cruciferous Vegetables and Isothiocyanates for Lung Cancer Prevention: Current Status, Challenges, and Future Research Directions.

    Mol Nutr Food Res

    Open PubMed

    PMID 29457582 • 2018 May

    Green leafy and cruciferous vegetable consumption and risk of type 2 diabetes: results from the Singapore Chinese Health Study and meta-analysis.

    Br J Nutr

    Open PubMed

    PMID 12095953 • 2002 Jun

    The Mediet Project.

    Ann N Y Acad Sci

    Open PubMed

    PMID 39045769 • 2024 Aug 27

    Improving insulin resistance by sulforaphane via activating the Bacteroides and Lactobacillus SCFAs-GPR-GLP1 signal axis.

    Food Funct

    Open PubMed

    PMID 30317146 • 2019 Jan

    Broccoli consumption affects the human gastrointestinal microbiota.

    J Nutr Biochem

    Open PubMed

    PMID 30661935 • 2019 Apr

    Feasibility Outcomes of a Pilot Randomized Clinical Trial to Increase Cruciferous and Green Leafy Vegetable Intake in Posttreatment Head and Neck Cancer Survivors.

    J Acad Nutr Diet

    Open PubMed

    PMID 40041932 • 2025 Jun 2

    Randomized Phase II Clinical Trial of Sulforaphane in Former Smokers at High Risk for Lung Cancer.

    Cancer Prev Res (Phila)

    Open PubMed

    PMID 39218859 • 2024 Sep 2

    Cruciferous vegetables lower blood pressure in adults with mildly elevated blood pressure in a randomized, controlled, crossover trial: the VEgetableS for vaScular hEaLth (VESSEL) study.

    BMC Med

    Open PubMed

    PMID 34767023 • 2021 Nov 1

    Association Between the Sulfur Microbial Diet and Risk of Colorectal Cancer.

    JAMA Netw Open

    Open PubMed

    PMID 16441953 • 2006 Feb

    Cruciferous vegetables and colo-rectal cancer.

    Proc Nutr Soc

    Open PubMed

    PMID 39078523 • 2024 Oct

    Cruciferous vegetables intake reduces pancreatic cancer risk: an updated systematic review with meta-analysis.

    Eur J Nutr

    Open PubMed

    PMID 37343525 • 2023

    Cruciferous Vegetable Intake and Risk of Prostate Cancer: A Systematic Review and Meta-Analysis.

    Urol Int

    Open PubMed
    Open mention

    post • r/vegan • benefit

    Nutritional low-thallium equivalents to broccoli and kale So, after some weird symptoms I did a heavy metals test. Thallium was significantly elevated at around 8.5 mcg/g creatinine (range <=0.5). I found out that Brad's kale chips (such a…

    Open mention

    post • r/loseit • adverse

    Need help figuring this out I am a 43 year old female. 5'2" 186 pounds. I am autistic and have ARFID. I also have IBS, gastritis and diabetes. I was 175 when I was diagnosed with diabetes. My aunt is my caregiver and she put me on a keto d…

    Open mention

    post • r/Biohackers • unclear

    50% of people in the US and Europe have a medical condition. And an n=1 elimination diet. Disclaimer: no Ai was used or harmed to write this. **TL;DR = just read the passages in bold.** Clinical physiologist Gerald Shulman and his collabor…

    Open mention
  • https://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi?db=pubmed&term=(%22cruciferous%20vegetables%22%20AND%20(human%20OR%20trial%20OR%20diet))%20AND%20humans%5BMeSH%20Terms%5D%20AND%20(diet*%5BTitle%2FAbstract%5D%20OR%20intake%5BTitle%2FAbstract%5D%20OR%20consumption%5BTitle%2FAbstract%5D%20OR%20feeding%5BTitle%2FAbstract%5D%20OR%20nutrition%5BTitle%2FAbstract%5D)%20AND%20meta-analysis%5BPublication%20Type%5D
  • https://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi?db=pubmed&term=(%22cruciferous%20vegetables%22%20AND%20(human%20OR%20trial%20OR%20diet))%20AND%20humans%5BMeSH%20Terms%5D%20AND%20(diet*%5BTitle%2FAbstract%5D%20OR%20intake%5BTitle%2FAbstract%5D%20OR%20consumption%5BTitle%2FAbstract%5D%20OR%20feeding%5BTitle%2FAbstract%5D%20OR%20nutrition%5BTitle%2FAbstract%5D)%20AND%20(cohort%5BTitle%2FAbstract%5D%20OR%20prospective%5BTitle%2FAbstract%5D%20OR%20longitudinal%5BTitle%2FAbstract%5D)
  • https://pubmed.ncbi.nlm.nih.gov/28338764/
  • https://pubmed.ncbi.nlm.nih.gov/37106252/
  • https://pubmed.ncbi.nlm.nih.gov/26778708/
  • https://pubmed.ncbi.nlm.nih.gov/32086800/
  • https://pubmed.ncbi.nlm.nih.gov/29663679/
  • https://pubmed.ncbi.nlm.nih.gov/29457582/
  • https://pubmed.ncbi.nlm.nih.gov/12095953/
  • https://pubmed.ncbi.nlm.nih.gov/39045769/
  • https://pubmed.ncbi.nlm.nih.gov/30317146/
  • https://pubmed.ncbi.nlm.nih.gov/30661935/
  • https://pubmed.ncbi.nlm.nih.gov/40041932/
  • https://pubmed.ncbi.nlm.nih.gov/39218859/
  • https://pubmed.ncbi.nlm.nih.gov/34767023/
  • https://pubmed.ncbi.nlm.nih.gov/16441953/
  • https://pubmed.ncbi.nlm.nih.gov/39078523/
  • Community Sources

    • https://old.reddit.com/search.json?raw_json=1&sort=relevance&t=year&limit=8&q=%22cruciferous%20vegetables%22%20(diet%20OR%20nutrition%20OR%20meals%20OR%20side%20effects%20OR%20experience%20OR%20results)%20(subreddit%3Anutrition%20OR%20subreddit%3AScientificNutrition%20OR%20subreddit%3Aloseit%20OR%20subreddit%3AMealPrepSunday%20OR%20subreddit%3Aketo%20OR%20subreddit%3Afasting%20OR%20subreddit%3Amediterraneandiet%20OR%20subreddit%3Avegan%20OR%20subreddit%3Avegetarian%20OR%20subreddit%3Acarnivorediet%20OR%20subreddit%3Abiohackers%20OR%20subreddit%3Alongevity)
    • https://old.reddit.com/r/MealPrepSunday/comments/1jnfyrc/high_cruciferous_vegetables_meal_plan/.json?raw_json=1&sort=top&limit=25
    • https://www.reddit.com/search/?q=Cruciferous%20Vegetables
    [1486,1673,2575, etc.]
    Open source
    3. Fruit and vegetable consumption and the risk of hypertension: a systematic review and meta-analysis of prospective studies.

    PUBMED • 2023 • Human evidence curation set

    PMID 37106252 from Eur J Nutr.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    4. Consumption of citrus and cruciferous vegetables with incident type 2 diabetes mellitus based on a meta-analysis of prospective study.

    PUBMED • 2016 • Human evidence curation set

    PMID 26778708 from Prim Care Diabetes.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    5. The Effects of Cruciferous Vegetable-Enriched Diets on Drug Metabolism: A Systematic Review and Meta-Analysis of Dietary Intervention Trials in Humans.

    PUBMED • 2020 • Human evidence curation set

    PMID 32086800 from Clin Pharmacol Ther.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    6. The Role of Cruciferous Vegetables and Isothiocyanates for Lung Cancer Prevention: Current Status, Challenges, and Future Research Directions.

    PUBMED • 2018 • Human evidence curation set

    PMID 29663679 from Mol Nutr Food Res.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    7. Green leafy and cruciferous vegetable consumption and risk of type 2 diabetes: results from the Singapore Chinese Health Study and meta-analysis.

    PUBMED • 2018 • Human evidence curation set

    PMID 29457582 from Br J Nutr.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    8. The Mediet Project.

    PUBMED • 2002 • Human evidence curation set

    PMID 12095953 from Ann N Y Acad Sci.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    9. Improving insulin resistance by sulforaphane via activating the Bacteroides and Lactobacillus SCFAs-GPR-GLP1 signal axis.

    PUBMED • 2024 • Human evidence curation set

    PMID 39045769 from Food Funct.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    10. Broccoli consumption affects the human gastrointestinal microbiota.

    PUBMED • 2019 • Human evidence curation set

    PMID 30317146 from J Nutr Biochem.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    11. Feasibility Outcomes of a Pilot Randomized Clinical Trial to Increase Cruciferous and Green Leafy Vegetable Intake in Posttreatment Head and Neck Cancer Survivors.

    PUBMED • 2019 • Human evidence curation set

    PMID 30661935 from J Acad Nutr Diet.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    12. Randomized Phase II Clinical Trial of Sulforaphane in Former Smokers at High Risk for Lung Cancer.

    PUBMED • 2025 • Human evidence curation set

    PMID 40041932 from Cancer Prev Res (Phila).

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    13. Cruciferous vegetables lower blood pressure in adults with mildly elevated blood pressure in a randomized, controlled, crossover trial: the VEgetableS for vaScular hEaLth (VESSEL) study.

    PUBMED • 2024 • Human evidence curation set

    PMID 39218859 from BMC Med.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    14. Association Between the Sulfur Microbial Diet and Risk of Colorectal Cancer.

    PUBMED • 2021 • Human evidence curation set

    PMID 34767023 from JAMA Netw Open.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    15. Cruciferous vegetables and colo-rectal cancer.

    PUBMED • 2006 • Human evidence curation set

    PMID 16441953 from Proc Nutr Soc.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    16. Cruciferous vegetables intake reduces pancreatic cancer risk: an updated systematic review with meta-analysis.

    PUBMED • 2024 • Human evidence curation set

    PMID 39078523 from Eur J Nutr.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source
    17. Cruciferous Vegetable Intake and Risk of Prostate Cancer: A Systematic Review and Meta-Analysis.

    PUBMED • 2023 • Human evidence curation set

    PMID 37343525 from Urol Int.

    Outcome: See linked PubMed abstract for methods and outcomes.[1486,1673,2575, etc.]

    Open source