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Black tea

DIETARY_SUPPLEMENT9 trials

Sponsors

Beth Israel Deaconess Medical Center, Medstar Health Research Institute, Guy's and St Thomas' NHS Foundation Trust, Sri Hasanamba Dental College and Hospital, University of Arizona

Conditions

Blood GlucoseBlood PressureCardiovascular DiseaseFocus of Study: 1- Effect of Tea Consumption on Gut MicrobiotaFocus of Study: 2- Effect of Tea Consumption on Body-iron StatusGastric EmptyingGingivitisGraves Disease (Basedow's Disease)

Phase 2

High Tea Consumption on Smoking Related Oxidative Stress
CompletedNCT02719860
University of ArizonaLung Cancer Prevention
Start: 2003-09-30End: 2007-12-31Updated: 2016-03-25

Phase 3

Effectiveness of Black Tea Mouthwash on Plaque Formation
CompletedNCT02545244
Sri Hasanamba Dental College and HospitalGingivitis
Start: 2015-02-28End: 2015-06-30Updated: 2015-09-09

Unknown Phase

Tea's Effect on Atherosclerosis Pilot Study (TEA Study)
CompletedNCT00120107
Beth Israel Deaconess Medical CenterCardiovascular Disease
Start: 2003-07-31End: 2005-04-30Target: 30Updated: 2017-03-14
The Effect of Coffee on the Absorption of Thyroid Hormone in Patients With Thyroid Carcinoma
WithdrawnNCT01707056
Medstar Health Research InstituteHypothyroidism, Thyroid Carcinoma
Start: 2012-09-30End: 2016-06-30Updated: 2021-02-17
Does Adding Milk to Tea Delay Gastric Emptying?
CompletedNCT01809938
Guy's and St Thomas' NHS Foundation TrustGastric Emptying
Start: 2011-11-30End: 2012-03-31Updated: 2013-12-18
Can the Reduction of Iron Availability Caused by Tea Consumption Change the Gut Microbiota Composition and Disrupt Host Body-iron Status
NCT05019573
University of ReadingFocus of Study: 1- Effect of Tea Consumption on Gut Microbiota, Focus of Study: 2- Effect of Tea Consumption on Body-iron Status
Start: 2021-09-20End: 2022-01-10Target: 40Updated: 2021-08-25
Determining the Lipid Lowering Effect of Fenugreek Seed Tea
CompletedNCT05858671
Queen's University, BelfastHyperlipidemias
Start: 2023-05-29End: 2024-06-26Updated: 2025-01-07
The Effect of Honey-sweetened Coffee, Black Tea and Green Tea on Some Physiological Parameters
CompletedNCT07002307
University of Uyo Teaching HospitalBlood Glucose, Blood Pressure, Heart Rate
Start: 2023-10-17End: 2023-10-19Updated: 2025-06-15
Rubus Sanctus (Wild Blackberry) Root Extract as a Dietary Supplement for Graves' Disease
RecruitingNCT07164079
Betul UnerGraves Disease (Basedow's Disease)
Start: 2024-12-12End: 2026-06-30Target: 42Updated: 2025-09-09