Food
Dietary nitrate can improve nitric-oxide availability and endurance-related outcomes.[1928,2193,2197, etc.]
Superscript reference numbers link to the Sources bibliography.
Composite Rating
Blends evidence depth, community direction, safety friction, and completeness.
Evidence Intensity
100/100
High depth from human/RCT/meta counts
Community Direction
0
Mixed / Neutral • confidence Minimal
Safety Friction
45/100
Moderate signal from adverse/interaction markers
Data Completeness
100%
Studies 16 • mentions 0 • links 25
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Classification: prioritize.[1058,1166,1928, etc.]
Best fit: Users targeting aerobic performance and vascular support..[1058,1166,1928, etc.]
Goal alignment: Performance, Heart Health, Recovery.[1058,1166,1928, etc.]
Classification
Prioritize
Evidence Tier
HIGH
Best Fit
Users targeting aerobic performance and vascular support.
Primary Focus
Performance, Heart Health
Clinical Depth
Humans: 449 • RCTs: 260 • Meta: 20
Cohort / Real-World
Cohort signals: 14
Safety Markers
Adverse signals: 9 • Interactions: 0
Freshness, trend, and study timeline for this item
Status
Trend
→ Stable evidence base
Depth
449 total studies · 6 recent
Timeline
Total indexed
449
Human studies
449
Randomized trials
260
Meta-analyses
20
Cohort signals
14
Safety adverse signals
9
Weighted direction score: 0 (Mixed / Neutral)
High when there are >=2 human meta-analyses, or strong human trial/cohort volume with substantial human literature.
Total indexed
449
Human studies
449
Randomized trials
260
Meta-analyses
20
Cohort signals
14
Safety adverse signals
9
In vitro / tissue
8
Animal-only studies
0
Distribution of evidence by study design strength
Evidence Strength: High
PMID 34965876 • 2021 Dec 29
Effect of food sources of nitrate, polyphenols, L-arginine and L-citrulline on endurance exercise performance: a systematic review and meta-analysis of randomised controlled trials.
J Int Soc Sports Nutr
Open PubMedPMID 39069465 • 2024 Oct
Effects of beetroot juice on blood pressure in hypertension according to European Society of Hypertension Guidelines: A systematic review and meta-analysis.
Nutr Metab Cardiovasc Dis
Open PubMedPMID 23596162 • 2013 Jun
Benefit reports: 0
Adverse reports: 0
No-effect reports: 0
Mixed reports: 0
Unclear reports: 0
Signal confidence: 0.00
Benefits
Adverse
No Effect
Community confidence 0.00 with mentions: benefit 0, adverse 0, no-effect 0.
Search fetch failed: Failed to fetch after retries: https://old.reddit.com/search.json?raw_json=1&sort=relevance&t=year&limit=8&q=%22beetroot%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)
aggregate • unclear
No directional first-hand mentions captured in the current community corpus; source links are retained for traceability.
Open mentionEvidence Sources
PUBMED • Humans + preclinical triage
Counts from structured PubMed query set for diet/intake context.
Outcome: Humans 449, RCT 260, meta 20, cohort 14.[1928,2193,2197, etc.]
Open sourcePUBMED • 2021 • Human evidence curation set
PMID 34965876 from J Int Soc Sports Nutr.
Outcome: See linked PubMed abstract for methods and outcomes.
No directional mention volume was resolved; fallback profile metadata is shown in other sections.
Composite of study volume, RCTs, and meta-analyses
Inorganic nitrate and beetroot juice supplementation reduces blood pressure in adults: a systematic review and meta-analysis.
J Nutr
PMID 25764393 • 2016 Mar
Effects of inorganic nitrate and beetroot supplementation on endothelial function: a systematic review and meta-analysis.
Eur J Nutr
Open PubMedPMID 34151694 • 2022
The Effect of Nitrate-Rich Beetroot Juice on Markers of Exercise-Induced Muscle Damage: A Systematic Review and Meta-Analysis of Human Intervention Trials.
J Diet Suppl
Open PubMedPMID 39203900 • 2024 Aug 19
Effects of Dietary Nitrate Supplementation on High-Intensity Cycling Sprint Performance in Recreationally Active Adults: A Systematic Review and Meta-Analysis.
Nutrients
Open PubMedPMID 23640589 • 2013 Aug 1
Beetroot juice and exercise: pharmacodynamic and dose-response relationships.
J Appl Physiol (1985)
Open PubMedPMID 39796497 • 2024 Dec 27
Effect of Beetroot Juice Supplementation on Aerobic Capacity in Female Athletes: A Randomized Controlled Study.
Nutrients
Open PubMedPMID 19661447 • 2009 Oct
Dietary nitrate supplementation reduces the O2 cost of low-intensity exercise and enhances tolerance to high-intensity exercise in humans.
J Appl Physiol (1985)
Open PubMedPMID 36367386 • 2022 Nov 28
Increased nitrate intake from beetroot juice does not alter soluble cellular adhesion molecules and circulating inflammatory cytokines in individuals with treated hypertension: a randomised, controlled trial.
Food Funct
Open PubMedPMID 39571342 • 2024 Dec
Beetroot juice intake positively influenced gut microbiota and inflammation but failed to improve functional outcomes in adults with long COVID: A pilot randomized controlled trial.
Clin Nutr
Open PubMedPMID 34236392 • 2021 Sep 4
Increasing Nitrate-Rich Vegetable Intake Lowers Ambulatory Blood Pressure in (pre)Hypertensive Middle-Aged and Older Adults: A 12-Wk Randomized Controlled Trial.
J Nutr
Open PubMedPMID 39099609 • 2024
Dietary Beetroot Juice - Effects in Patients with COPD: A Review.
Int J Chron Obstruct Pulmon Dis
Open PubMedPMID 39967381 • 2025 Dec
Acute effects of isolated and combined dietary nitrate and caffeine ingestion on ergometer-based 1000 m time trial performance in highly trained kayakers.
J Int Soc Sports Nutr
Open PubMedPMID 35565845 • 2022 Apr 29
Effect of Vitamin C and Protein Supplementation on Plasma Nitrate and Nitrite Response following Consumption of Beetroot Juice.
Nutrients
Open PubMedPMID 30071671 • 2018 Aug 1
Dietary Nitrate and Diet Quality: An Examination of Changing Dietary Intakes within a Representative Sample of Australian Women.
Nutrients
Open PubMedFallback search fetch failed: Failed to fetch after retries: https://old.reddit.com/search.json?raw_json=1&sort=relevance&t=year&limit=12&q=beetroot
Community Sources
PUBMED • 2024 • Human evidence curation set
PMID 39069465 from Nutr Metab Cardiovasc Dis.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2013 • Human evidence curation set
PMID 23596162 from J Nutr.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2016 • Human evidence curation set
PMID 25764393 from Eur J Nutr.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2022 • Human evidence curation set
PMID 34151694 from J Diet Suppl.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2024 • Human evidence curation set
PMID 39203900 from Nutrients.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2013 • Human evidence curation set
PMID 23640589 from J Appl Physiol (1985).
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2024 • Human evidence curation set
PMID 39796497 from Nutrients.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2009 • Human evidence curation set
PMID 19661447 from J Appl Physiol (1985).
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2022 • Human evidence curation set
PMID 36367386 from Food Funct.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2024 • Human evidence curation set
PMID 39571342 from Clin Nutr.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2021 • Human evidence curation set
PMID 34236392 from J Nutr.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2024 • Human evidence curation set
PMID 39099609 from Int J Chron Obstruct Pulmon Dis.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2025 • Human evidence curation set
PMID 39967381 from J Int Soc Sports Nutr.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2022 • Human evidence curation set
PMID 35565845 from Nutrients.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open sourcePUBMED • 2018 • Human evidence curation set
PMID 30071671 from Nutrients.
Outcome: See linked PubMed abstract for methods and outcomes.[1928,2193,2197, etc.]
Open source