Clinical trials: Nitrates, open to volunteers
Healthy Volunteers, Nitric Oxide
Evaluation of Adding Nitrate Into Foods for Regulating Nitric Oxide Bioavailability in Healthy Individuals
Inorganic nitrate, found in leafy green vegetables and beetroot, can help lower blood pressure and support heart health. Early experimental work has suggested that dietary nitrate supplementation, in the form of beetroot juice or…
- Conditions
- Healthy Volunteers, Nitric Oxide, Vascular Function
- Trial name
- NCT07172425
- Testing
- Inorganic potassium nitrate-fortified biscuits supplementation, Inorganic potassium nitrate-fortified cereal bar supplementation, Inorganic potassium nitrate-fortified porridge supplementation
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Queen Mary University of London
Cardiovascular Health, Functional Health
Beetroot Extract and Quality of Life in Adults Aged 75 and Over
The increasing number of adults aged 75 years and older highlights the need for effective, low-cost interventions to preserve cardiovascular health, functional independence, and cognitive performance and to support healthy aging.
- Conditions
- Cardiovascular Health, Functional Health, Cognitive Function Decline, Physical Performance Decline in Older Adults
- Trial name
- BERS (NCT07666685)
- Testing
- Beetroot Extract Supplementation
- Where
- Spain
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Fundacion Miguel Servet
Pulmonary Embolism (Diagnosis)
Inorganic Nitrates in Intermediate High-risk Pulmonary Embolism
Pulmonary embolism (PE) is a serious condition caused by blood clots blocking the blood vessels in the lungs. In some patients, PE leads to increased pressure in the lung circulation and strain on the right side of the heart.
- Trial name
- NITRATE-PE (NCT07431229)
- Where
- 2 sites in Sweden
- Volunteers
- 36 people
- Sponsor
- Karolinska Institutet
Dentin Hypersensitivity
Efficacy of a Potassium Nitrate Containing Herbal Mouthwash to a Potassium Oxalate Mouthwash in Dentinal Hypersensitivity
The goal of this clinical trial is to compare the efficacy of potassium nitrate containing herbal mouthwash to potassium oxalate mouthwash in management of dentinal hypersensitivity.
- Trial name
- NCT06627790
- Testing
- Mouthwash preparation
- Where
- India
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Dr. D. Y. Patil Dental College & Hospital
Healthy
Beetroot Juice and Sleep
The purpose of this study is to investigate the effects of acute inorganic nitrate supplementation (with beetroot) on the regulation of sleep and neurovascular physiology.
- Trial name
- NCT05864521
- Testing
- Active Beetroot Juice Supplement (aBRJ)
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Heart Failure With Reduced Ejection Fraction
Neuromuscular Fatigability in Individuals With Heart Failure
Brief summary The aims of this project are to 1) characterise muscle fatigue in individuals with chronic heart failure during exercise involving a smaller and larger muscle mass (Part I), 2) to determine the effect of nitrate…
- Trial name
- NCT06551012
- Testing
- Nitrate-rich beetroot juice, Beetroot juice with nitrate extracted
- Volunteers
- 28 people
- Sponsor
- Newcastle University
Hypertensive Heart Disease Without (Congestive) Heart Failure
The Influence of Beetroot Powder at a Dose of 20 g on Blood Pressure, Microcirculation, and Biochemical Markers in Men With Arterial Hypertension.SVEKLA2025.
Objective: to evaluate the effectiveness of using a food product, dry finely dispersed beetroot powder in a dose of 20 g, containing 800 mg of nitrate (NO3-), in relation to the regulation of blood pressure in men with…
- Trial name
- NCT07270718
- Testing
- Plus SVEKLA
- Where
- Russia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Medical Research Center for Therapy and Preventive Medicine
Type 2 Diabetes
Taurine and Nitrate Supplementation on Thermoregulatory in T2DM
Anthropogenic warming is increasing the frequency and intensity of extreme heat events. Elevated temperatures raise the risk of mortality and hospital admissions, particularly among people with chronic illnesses such as type 2…
- Trial name
- NCT07656051
- Testing
- taurine, Beetroot and taurine
- Volunteers
- 18 people
- Sponsor
- University of Portsmouth
Postmenopausal Female Patients, Vasomotor Symptoms
Exercise Training Intensity and Nitrate Supplementation in Post-Menopausal Females on Hormone Therapy
This study is examining whether short-term supplementation with inorganic nitrate in the form of beetroot juice can enhance vascular function in postmenopausal females taking hormone therapy compared to placebo.
- Conditions
- Postmenopausal Female Patients, Vasomotor Symptoms, Menopausal Hormone Therapy
- Trial name
- BEET-MHT (NCT07871396)
- Testing
- Moderate Intensity Exercise (MIE), High intensity exercise (HIE), Control (No exercise)
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- University of Virginia
Vital Pulp Therapies, Pulpotomy
Clinical and Radiographic Evaluation of Potassium Nitrate in Polycarboxylate Versus Mineral Trioxide Aggregate in Vital Pulpotomy in Primary Molars
The purpose of this RCT is to compare the clinical/radiographic outcomes of Potassium nitrate in polycarboxylate cement and MTA as pulpotomy biomaterials used for asymptomatic vital primary lower second molar and this will help…
- Conditions
- Vital Pulp Therapies, Pulpotomy, Pulp Disease, Dental, Pulpotomies Primary Teeth
- Trial name
- NCT06871709
- Testing
- Potassium Nitrate in Polycarboxylate cement, MTA-Anglus
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Cairo University
Primary Hypertension
Dietary Nitrate and the Oral Microbiome in Children With Primary Hypertension
Children and adolescents with primary hypertension (high blood pressure without an underlying secondary cause) are at increased risk of cardiovascular disease in adulthood.
- Trial name
- NCT07236125
- Testing
- No active intervention
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Yelda Kasımoğlu
Oral Health, Dietary Nitrate
Evaluating the Impact of Various Dietary Nitrate Supplements on Oral Health
This study aims to investigate the effects of different dietary nitrate supplements, versus placebo, on microbiological and immunological markers associated with oral health in people aged 18-65 years.
- Trial name
- NCT06956612
- Testing
- Juice (Active comparator), Crystals (Experimental)
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Shatha Alhulaefi
Small Vessel Cerebrovascular Disease, Diabete Mellitus
Targeting Neurovascular Coupling in Cognitive Decline Via Nitrate-Based Supplementation
Diet is established among the most relevant adjustable variables of human health in modern societies. The recognition by the World Health Organization of cognitive impairment and dementia associated with aging as one of the major…
- Trial name
- DietNOBrain (NCT07329647)
- Testing
- Beetroot Juice - Active
- Where
- 2 sites in Portugal
- Volunteers
- 25 people
- Sponsor
- University of Coimbra
Coronary Microvascular Dysfunction (CMD), Angina Patients With Non-obstructive Coronary Artery Disease
Inorganic Nitrate as a Treatment for ANOCA: NO-ANOCA
The purpose of this study is to see if inorganic nitrate in the form of beetroot juice helps blood flow and physical fitness in women with ANOCA and CMD.
- Trial name
- NO-ANOCA (NCT06948201)
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- University of Virginia
ANOCA - Angina With Non-obstructive Coronary Arteries, INOCA (Ischemia With Non Obstructive Coronary Artery Disease)
Analysis of Coronary Reactivity Testing With and Without Intracoronary Nitrate Testing
This single-arm, multi-center, prospective study will assess the coronary flow reserve (CFR), index of microcirculatory resistance (IMR), and determinants thereof (transit time, Pa, Pd) in patients before and after intracoronary…
- Trial name
- CRT-NITRO (NCT06896903)
- Testing
- Coronary reactivity testing with and without nitrates
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Baylor Research Institute
Adult
Hydroponic vs Conventional Spinach Smoothies: Effects on Salivary Nitrate Bioavailability and Blood Pressure
The goal of this clinical trial is to determine whether hydroponic spinach (HS) versus conventional spinach (CS) smoothies produce differential post-consumption effects on salivary nitrate availability and blood pressure in…
- Trial name
- SPIN-BP-NO (NCT07665944)
- Testing
- Hydroponic spinach smoothie, Conventional spinach smoothie
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Plymouth
Contrast-induced Nephropathy Following Percutaneous Intervention (CIN)
Efficacy and Safety of a Beet-Derived Inorganic Nitrate-Based Food Product for the Prevention of Contrast-Induced Nephropathy in High-Risk Patients Undergoing Percutaneous Coronary Intervention
Contrast-induced nephropathy (CIN) is a common complication in high-risk patients undergoing percutaneous coronary intervention (PCI) due to exposure to iodinated contrast agents.
- Trial name
- BEET-CIN (NCT06984406)
- Testing
- Beet-Derived Inorganic Nitrate-Based Food Product
- Where
- Russia
- Volunteers
- 88 people
- Sponsor
- National Medical Research Center for Therapy and Preventive Medicine
Hypertension, CKD - Chronic Kidney Disease
The Effects of Dietary Nitrate in Patients With Hypertensive Kidney Injury
The study aims to study the effects of diatery nitrate in patients with hypertension and hypertensive kidney injury. The study is a randomized, placebo-controlled, double-blinded crossover trial.
- Trial name
- DINO-CKD (NCT07290842)
- Testing
- Beetroot Juice - Active
- Where
- Denmark
- Volunteers
- 20 people
- Sponsor
- Gødstrup Hospital
Aging, Aging Well
Adjuvant Nitrate to Boost Exercise-induced Health Benefits in Older Adults
Aging-related functional declines are thought to be caused by hallmark biological processes that ultimately manifest in physical, mental, and metabolic impairments to compromise intrinsic capacity and healthspan.
- Conditions
- Aging, Aging Well, Healthy Aging
- Trial name
- BOOST-X (NCT07572266)
- Testing
- Nitrate enriched beetroot juice, Nitrate depleted beetroot juice, 12 week of combined exercise training
- Where
- United States
- Volunteers
- 226 people, healthy volunteers welcome
- Sponsor
- Florida Institute for Human and Machine Cognition
Bronchoscopic Lung Volume Reduction
Bronchoscopic Lung Volume Reduction in Management of Localized Emphysema
Emphysema is a progressive phenotype of chronic Obstructive Pulmonary Disease (COPD), poses a significant global health burden characterized by irreversible lung parenchymal destruction and airspace enlargement.
- Trial name
- NCT06629558
- Testing
- Silver Nitrate, Nano-silver nitrate, Bronchoscopic lung volume reduction
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Mansoura University Hospital