Trial reportCirculation2019
Cardiovascular Effects of Treatment With the Ketone Body 3-Hydroxybutyrate in Chronic Heart Failure Patients.
Trial report in Circulation, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 5 registered trials, which are not on this map. Cited by 294 papers, 5 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Functional and Metabolic Effects of Ketone Bodies on Human Atrial Tissue in Patients With and Without Heart Failure
Comparison Between Endogenous and Exogenous Ketosis in Patients With Non-ischemic Chronic Heart Failure With Reduced Ejection Fraction
Evaluation of the Safety and Tolerability of Exogenous Ketosis Induced by Free Beta-hydroxybutyrate.
Physiological Effects of Lactate in Individuals With Chronic Heart Failure
Effects of 2-week Ketosis on Myocardial Ketone Body Consumption, Utilization, and External Efficiency in Patients With Chronic Heart Failure
Who cites it
294 citing papers in PubMed, 5 syntheses or guidelines pooled it, 498 citations in OpenAlex.
- Renal Protection at a Metabolic Cost: A Systematic Review and Meta-Analysis of Perioperative Use of Sodium-Glucose Cotransporter 2 Inhibitors.Endocrinology, diabetes & metabolism · 2026Pooled it
- The effect of exogenous ketone bodies on cognition across health and disease: a systematic review and meta-analysis.Frontiers in nutrition · 2026Pooled it
- Cardiopulmonary Remodeling In Nondiabetic Patients with Systolic Heart Failure Using Sodium-Glucose Cotransporter 2 Inhibitors: An Updated Systematic Review and Meta-Analysis of Randomized Clinical Trials.Current cardiology reviews · 2026Pooled it
- Pooled it
- A systematic review and meta-regression of exogenous ketone infusion rates and resulting ketosis-A tool for clinicians and researchers.Frontiers in physiology · 2023Pooled it
- Acute ketone monoester ingestion lowers resting cerebral blood flow: a randomized cross-over trial.The Journal of physiology · 2026Trial
- Renal effects of short-term ketone monoester supplementation in healthy adults: A randomized, placebo-controlled study.Physiological reports · 2026Trial
- Effects of acute ketone monoester ingestion on heart rate, blood pressure and muscle sympathetic nerve activity at rest and stress in healthy adults.Physiological reports · 2025Trial
- Trial
- Cardiopulmonary responses to acute exogenous ketosis at rest, and during submaximal and maximal exercise.Physiological reports · 2025Trial
- A ketogenic-promoting beverage acutely elevates cardiac function and myocardial blood flow compared to placebo in adults: A cardiac MRI investigation.Physiological reports · 2025Trial
- Cardiovascular and Metabolic Effects of Modulating Circulating Ketone Bodies With 1,3-Butanediol in Patients With Heart Failure With Reduced Ejection Fraction.Journal of the American Heart Association · 2025Trial
- Fasting substrates predict chronic kidney disease progression in CREDENCE trial patients with type 2 diabetes.JCI insight · 2024 · on this mapTrial
- Effects of Zibotentan Alone and in Combination with Dapagliflozin on Fluid Retention in Patients with CKD.Journal of the American Society of Nephrology : JASN · 2024Trial
- Daily consumption of ketone ester, bis-octanoyl (R)-1,3-butanediol, is safe and tolerable in healthy older adults in a randomized, parallel arm, double-blind, placebo-controlled, pilot study.The journal of nutrition, health & aging · 2024Trial
- Cardiovascular Effects of Oral Ketone Ester Treatment in Patients With Heart Failure With Reduced Ejection Fraction: A Randomized, Controlled, Double-Blind Trial.Circulation · 2024Trial
- ELUCIDATE Trial: A Single-Center Randomized Controlled Study.Journal of the American Heart Association · 2024Trial
- Ketone body levels and its associations with cardiac markers following an acute myocardial infarction: a post hoc analysis of the EMMY trial.Cardiovascular diabetology · 2024Trial
- Enantiomer-Specific Cardiovascular Effects of the Ketone Body 3-Hydroxybutyrate.Journal of the American Heart Association · 2024Trial
- The role of empagliflozin-induced metabolic changes for cardiac function in patients with type 2 diabetes. A randomized cross-over magnetic resonance imaging study with insulin as comparator.Cardiovascular diabetology · 2024Trial
234 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
15 authors at 3 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundMyocardial utilization of 3-hydroxybutyrate (3-OHB) is increased in patients with heart failure and reduced ejection fraction (HFrEF). However, the cardiovascular effects of increased circulating plasma-3-OHB levels in these patients are unknown. Consequently, the authors' aim was to modulate circulating 3-OHB levels in HFrEF patients and evaluate: (1) changes in cardiac output (CO); (2) a potential dose-response relationship between 3-OHB levels and CO; (3) the impact on myocardial external energy efficiency (MEE) and oxygen consumption (MVO
methodsStudy 1: 16 chronic HFrEF patients (left ventricular ejection fraction: 37±3%) were randomized in a crossover design to 3-hour of 3-OHB or placebo infusion. Patients were monitored invasively with a Swan-Ganz catheter and with echocardiography. Study 2: In a dose-response study, 8 HFrEF patients were examined at increasing 3-OHB infusion rates. Study 3 to 4: 10 HFrEF patients and 10 age-matched volunteers were randomized in a crossover design to 3-hour 3-OHB or placebo infusion. MEE and MVO
results3-OHB infusion increased circulating levels of plasma 3-OHB from 0.4±0.3 to 3.3±0.4 mM ( P<0.001). CO rose by 2.0±0.2 L/min ( P<0.001) because of an increase in stroke volume of 20±2 mL ( P<0.001) and heart rate of 7±2 beats per minute (bpm) ( P<0.001). Left ventricular ejection fraction increased 8±1% ( P<0.001) numerically. There was a dose-response relationship with a significant CO increase of 0.3 L/min already at plasma-3-OHB levels of 0.7 mM ( P<0.001). 3-OHB increased MVO
conclusions3-OHB has beneficial hemodynamic effects in HFrEF patients without impairing MEE. These beneficial effects are detectable in the physiological concentration range of circulating 3-OHB levels. The hemodynamic effects of 3-OHB were observed in both HFrEF patients and age-matched volunteers. 3-OHB may potentially constitute a novel treatment principle in HFrEF patients.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.