Clinical trials: Dysgeusia
Diet Habit, Diet Modification
Interaction of Salivary Proteins and Polyphenols
Participants will be chosen through an initial sensory test to find high and low-perceivers of astringency. Selected participants will drink a chocolate milk or milk substitute beverage for one week each with washout weeks in…
- Conditions
- Diet Habit, Diet Modification, Taste, Altered, Saliva Altered
- Trial name
- NCT03501238
- Testing
- Chocolate Milk, Chocolate milk substitute, Chocolate milk substitute with gelatin
- Where
- United States
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Purdue University
Taste Perception, Fixed Orthodontic Appliances
Taste Changes With Fixed Orthodontic Appliances
The aim of this research: 1. To analyze the possible influence of fixed orthodontic appliances on taste perception among patients undergoing conventional orthodontic treatment. 2.
- Trial name
- NCT06093256
- Testing
- Fixed orthodontic appliances
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Riyadh Elm University
Taste, Altered
Fatty Acid Taste Rating With or Without Sour Taste Adaptation
We are trying to figure out whether the fatty acid taste is differentiated from sour taste.
- Trial name
- NCT04248374
- Testing
- Taste Intensity
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Purdue University
COVID-19 Respiratory Infection
Oral Symptoms of COVID-19 Among Infected Medical Doctors
Oral symptoms of corona virus disease have been reported by many studies. The lack of direct contact between the dentist and the patient during the active disease presented an obstacle to build a strong body of evidence.
- Trial name
- NCT05697081
- Testing
- Medical doctors infected with COVID-19
- Where
- Egypt
- Volunteers
- 312 people, healthy volunteers welcome
- Sponsor
- Beni-Suef University
Appetite, Taste, Altered
Impact of Acute Resistance Exercise on Taste Perception and Appetite Response to Plant Protein in Resistance Trained Adults
Some evidence suggests that taste perception might be modulated by physical exercise, with differences observed after aerobic exercise (DOI:10.1093/chemse/23.4.417) and with habitual exercise (DOI:10.3390/nu11010155).
- Conditions
- Appetite, Taste, Altered, Exercise
- Trial name
- NCT06089993
- Testing
- Exercise, Rest
- Where
- Ireland
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- University College Dublin
Saliva Altered, Taste, Altered
Taste Perception, Salivary Proteins & the Oral Microbiome
Genetic differences in taste are believed to play an important role in food selection, especially for strong-tasting foods and beverages.
- Trial name
- NCT04107688
- Testing
- Control, CPE
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Rutgers University
Dysgeusia
Gustin Gene Polymorphism and 6-n-propylthiouracil (PROP) Taste
The investigators evaluate the possible association of PROP taste with gustin gene polymorphism rs2274333 (A/G), salivary zinc ion concentration and BMI.
- Trial name
- gustinprop (NCT01097915)
- Where
- Italy
- Volunteers
- 170 people, healthy volunteers welcome
- Sponsor
- University of Cagliari
Taste, Altered
Relationship Between MUC1 Expression and Gustatory Function in Postmenopausal Females
50 females will be included in this study. they will be divided into 2 groups (study group which will include 25 postmenopausal females - and control group which will include premenopausal females) For testing gustatory function…
- Trial name
- NCT04606524
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- October 6 University
Burning Mouth Syndrome
Neurogenic Mechanisms in Burning Mouth Syndrome
Burning mouth syndrome (BMS) is characterized by a bilateral burning sensation in the anterior tongue, hard palate and lips in the absence of any clinical or laboratory findings.
- Trial name
- BMS17 (NCT00875537)
- Testing
- Capsaicin oral gel 0.025%, Capsaicin oral gel 0.01%
- Where
- Denmark
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Genetics, Taste, Altered
Genetics of Bitter and Fat Taste
Obesity is an increasing problem for adults in the UK. Diets high in fat and sugar are the major contributors to weight gain. Individual differences in taste perception are a crucial factor in determining the investigator's…
- Conditions
- Genetics, Taste, Altered, Diet Habit, Obesity
- Trial name
- NCT04038281
- Testing
- Sensory tests
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- St Mary's University College
Taste, Altered
Flavoring Oral Contrast for MR Enterography
To determine if patient satisfaction, participation, and image quality improves with flavored oral contrast for MR enterography.
- Trial name
- NCT02617576
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Minnesota
Oral Complication, Dysgeusia
Oral and Olfactory Complications of Recovered COVID-19 Patients
This cohort study aims to investigate the long-standing chemosensory disorders and oral manifestation after recovery of the COVID-19 illness.
- Conditions
- Oral Complication, Dysgeusia, Olfactory Disorder
- Trial name
- NCT04791436
- Testing
- Gustatory and olfactory function test, Molecular assessment of saliva
- Where
- Germany
- Volunteers
- 402 people, healthy volunteers welcome
- Sponsor
- University of Giessen
Sjogren's Syndrome
Olfactory and Taste Disturbances in Sjogren's Syndrome
Sjögren syndrome is an autoimmune disease, responsible for xerostomia and xerophthalmia. Other organs and tissues can be affected: the skin, vaginal and nasal mucous membranes.
- Trial name
- TOG_SJOGREN (NCT04909112)
- Testing
- Evaluation of olfactory function, Evaluation of taste function, Evaluation of (intra-nasal and oral) trigeminal functions
- Where
- France
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Université de Reims Champagne-Ardenne
Dysgeusia, Acupressure
Application of Auricular Point Sticking in Patients With Taste Alteration
To explore the intervention effect of auricular point sticking on chemotherapy-induced taste alterations in cancer patients, and analyze its relationship with quality of life, nutritional status and psychology of patients.
- Conditions
- Dysgeusia, Acupressure, Chemotherapy Effect
- Trial name
- NCT05868850
- Testing
- auricular point sticking
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Affiliated Hospital of Jiangnan University
SARS-CoV Infection, COVID-19
Malaysian COVID-19 Anosmia Study (Phase 2) - A Nationwide Multicentre Case-Control Study
The Malaysian COVID-19 Anosmia Study is a nationwide multicentre observational study to investigate the prevalence and characteristics of olfactory and gustatory/taste disturbances in COVID-19 infection in Malaysia, and to…
- Conditions
- SARS-CoV Infection, COVID-19, Anosmia, Dysgeusia
- Trial name
- NCT04384042
- Testing
- Patient-Reported Online Questionnaire on Olfactory & Taste Disturbances
- Where
- 14 sites in Malaysia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hospital Sultanah Bahiyah
Saliva Altered, Taste, Altered
Astringency and Oral Health
The perception of astringency is thought to involve the interaction between tannins and salivary proteins. However, the mechanisms underlying this interaction are poorly understood.
- Trial name
- NCT05819073
- Testing
- Plain water, CPE
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Rutgers, The State University of New Jersey
Orthognathic Surgery, Altered Taste
Change in Taste Sensation After Orthognathic Surgery
Orthognathic surgery refers to jaw operations that can be performed on the upper jaws (Le Fort I osteotomy) and lower jaws (Sagittal Split Ramus osteotomy).
- Trial name
- NCT06103422
- Testing
- Whole mouth taste tests, Localized taste tests
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Yağmur Malkoc
Taste, Altered
Interaction of Inflammation, Taste Perception and Preferences As a Function of Physical Activity and Body Composition
The aim of this study is to investigate whether differences in taste perception and preference behavior can be attributed to inflammatory processes induced by physical activity.
- Trial name
- NCT06384365
- Testing
- Physical activity
- Where
- Austria
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- University of Vienna
Decay, Dental
Effect of Natural Antibacterial Mouthwash on Taste, Salivary pH and Bacteria in High Caries Risk pt
Evaluate the effect of propolis extract mouthwash and pomegranate extract mouthwash on taste alteration, salivary pH and antibacterial activity against streptococcus mutans in high caries risk patients.
- Trial name
- NCT03623048
- Testing
- chlorhexidine, saline, Propolis extract
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Cairo University