Kombucha Research & Scientific Studies



48 search results in "Black Tea"


A CASE OF HEPATOTOXICITY RELATED TO KOMBUCHA TEA CONSUMPTION

By Maheedhar Gedela, Kalyan Chakravarthy Potu, Vasantha L Gali, Kimberlee Alyamany, Lokesh K Jha

The use of herbal and dietary supplements (HDSs) is widespread and growing due to the popular notion that these products are of natural origins and safe. Kombucha (or "mushroom") tea is one HDS that is consumed by people for various perceived health benefits. Kombucha tea is a well-known health ...

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A CASE OF KOMBUCHA TEA TOXICITY

By Alison SungHee Kole, MD, MPH, Heather D. Jones, MD, Russell Christensen, Jay Gladstein, MD

Introduction: Kombucha's ''mushroom'' tea is touted to have medicinal properties. Here, we present a case of hyperthermia, lactic acidosis, and acute renal failure within 15 hours of Kombucha tea ingestion. Case Presentation: A 22-year-old male, newly diagnosed with HIV, became short of breath ...

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A REVIEW ON KOMBUCHA TEA-MICROBIOLOGY, COMPOSITION, FERMENTATION, BENEFICIAL EFFECTS,TOXICITY, AND TEA FUNGUS

By Rasu Jayabalan, Radomir V. Malbaa, Eva S. Lonar, Jasmina S. Vitas, Muthuswamy Sathishkumar

Fermentation of sugared tea with a symbiotic culture of acetic acid bacteria and yeast (tea fungus) yields kombucha tea, which is consumed worldwide for its refreshing and beneficial properties on human health. Important progress has been made in the past decade concerning research findings on ...

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ANALYSIS OF THE ROLE OF ACIDITY AND TEA SUBSTRATE ON THE INHIBITION OF α-AMYLASE BY KOMBUCHA

By Mallory Dickmann, Rebecca Schneider, Samantha Armando, Katherine Seehusen, Patrick Hager, Michael J Strauss, Francis M Mann

Kombucha tea (KT) is an acidic, fermented, tea-based beverage associated with a variety of reported health benefits. Specifically, KT consumption has previously elicited hypoglycemic responses in alloxan-induced diabetic rats, implying KT consumption may alleviate symptoms of diabetes. One ...

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ANTIBACTERIAL AND ANTIFUNGAL ACTIVITES OF BLACK AND GREEN KOMBUCHA TEAS

By Houda Battikh, Kamel Chaieb, Amina Bakhrouf, Emna Ammar

Kombucha is widely consumed as black tea fermented for 7-14 days. The aim of the present study was to compare the antimicrobial activities of two kombucha beverages originating from green and black teas fermented for 21 days and to characterize the antimicrobial compounds (heat resistance and ...

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ANTIHYPERGLYCAEMIC EFFICACY OF KOMBUCHA IN STREPTOZOTOCIN-INDUCED RATS

By Thummala Sriharia, Krishnamoorthy Karthikesanb, Natarajan Ashokkumarb, Uppala Satyanarayana

Kombucha is a fermented tea beverage produced by fermenting sugared black tea with kombucha mat (consists of bacteria and yeast strains). Diabetes mellitus is a group of metabolic disorders characterized by hyperglycemia resulting from defects in insulin secretion, action or both. The present ...

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ANTIMICROBIAL PROPERTIES OF GREEN AND BLACK TEA AND KOMBUCHA

By Maria S Polozova

Kombucha is a symbiotic community of bacteria and yeast that is used to ferment sweetened tea and produce a sour, slightly sparkling beverage. The bacterial component of Kombucha is invariant, being composed of a cellulose-producing strain of Gluconobacter. The yeast component of Kombucha is ...

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ANTIOXIDANT ACTIVITIES OF KOMBUCHA PREPARED FROM THREE DIFFERENT SUBSTRATES AND CHANGES IN CONTENT OF PROBIOTICS DURING STORAGE

By Caili Fu, Fen Yan, Zeli Cao, Fanying Xie, Juan Lin

Kombucha is a health-promoting fermented beverage worldwide. The present study compared the free-radical scavenging abilities and total reducing power (TRP) of kombucha prepared from low-cost green tea (LGTK), black tea (BTK), and tea powder (TPK). LGTK had the highest scavenging abilities ...

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ANTIOXIDANT AND ANTIBACTERIAL ACTIVITY OF KOMBUCHA BEVERAGES PREPARED USING BANANA PEEL, COMMON NETTLES AND BLACK TEA INFUSIONS

By Ali Ebrahimi Pure, Monir Ebrahimi Pure

Kombucha is a several thousand years old traditional fermented beverage originated from East. While black tea infusion is the common substrate for preparing kombucha, other herbal infusions can be applied for this reason too. Common medicinal herbs or even waste herbal materials, like banana ...

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APPLICATION OF LACTIC ACID BACTERIA IN KOMBUCHA FERMENTATION

By A S Velianski, D D Cvetkovi, S L Markov

Kombucha, traditional fermented beverage, is typically prepared by fermenting sweetened black tea using tea fungus (symbiosis of acetic acid bacteria and yeasts). Because of the useful effects of lactic acid bacteria (LAB) as well as L- and D-lactic acid, LAB suspension of natural isolates was ...

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BACTERIAL CELLULOSE OF KOMBUCHA MUSHROOM TEA

By Soheir S. Abd, El-Salam

Kombucha is composed of yeast and acetic acid bacteria, especially, Acetobacter xylinum, which forms a cellulose pellicle on tea broth. The yield and properties of cellulose produced were investigated in this study; the tea broth was fermented naturally for 14 days in the presence of different ...

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BATCH FERMENTATION OF BLACK TEA BY KOMBUCHA: A CONTRIBUTION TO SCALE-UP

By Radomir V. Malbaa, Eva S. Lonar, Mirjana S. Djuri, Ljiljana A. Kolarov, Mile . Klanja

Local domestic Kombucha was used in the fermentation of 1.5 g L-1 of black tea (Indian tea, "Vitamin," Horgo, Serbia, and Montenegro), sweetened with approximately 70 g L-1 of sucrose. Inoculation was performed either with 10% or 15% (v/v) of fermentation broth from the previous process. The ...

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BIOETHANOL PRODUCTION FROM TEA FUNGAL BIOMASS GROWN ON TEA MANUFACTURE WASTE

By Manoj Narayani, Rasu Jayabalan

Tea fungus, which is used to prepare Kombucha tea (KT), is a symbiotic growth of acetic acid bacteria and osmophilic yeast strains in a thick jelly membrane, which has to be cultured in sugared tea. KT is composed of fermented tea broth and cellulosic pellicle layer. A portion of the cellulosic ...

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CHANGES IN CONTENT OF ORGANIC ACIDS AND TEA POLYPHENOLS DURING KOMBUCHA TEA FERMENTATION

By Rasu Jayabalan, Subbaiya Marimuthu, Krishnaswami Swaminathan

Kombucha tea is a fermented tea beverage produced by fermenting sugared black tea with tea fungus (kombucha). Tea polyphenols, which include (-)-epicatechin (EC), (-)-epicatechin gallate (ECG), (-)-epigallocatechin (EGC), (-)-epigallocatechin gallate (EGCG) and theaflavin (TF) have been ...

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CHARACTERIZATION OF CELLULOSE PRODUCTION BY A GLUCONACETOBACTER XYLINUS STRAIN FROM KOMBUCHA

By Vu Tuan Nguyen, Bernadine Flanagan, Michael J. Gidley, Gary A. Dykes

The aims of this work were to characterize and improve cellulose production by a Gluconoacetobacter xylinus strain isolated from Kombucha and determine the purity and some structural features of the cellulose from this strain. Cellulose yield in tea medium with both black tea and green tea and ...

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CHARACTERIZATION OF CELLULOSE PRODUCTION BY A GLUCONACETOBACTER XYLINUS STRAIN FROM KOMBUCHA

By Vu Tuan Nguyen, Bernadine Flanagan, Michael J. Gidley, Gary A. Dykes

The aims of this work were to characterize and improve cellulose production by a Gluconoacetobacter xylinus strain isolated from Kombucha and determine the purity and some structural features of the cellulose from this strain. Cellulose yield in tea medium with both black tea and green tea and ...

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CHARACTERIZATION OF THE ROLE OF PHENOLIC COMPOUNDS IN THE INHIBITION OF α-AMYLASE BY KOMBUCHA TEA

By Samantha Renee Armando, Rebecca Anne Schneider, Francis M Mann

Kombucha is a tea blend that is fermented by a symbiotic culture of bacteria and yeast (SCOBY) and is of high interest in the United States for its health benefits. Research indicates that Kombucha can improve resistance against cancer, prevent cardiovascular disease, promote digestive ...

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CHRONIC CONSUMPTION OF KOMBUCHA AND BLACK TEA PREVENTS WEIGHT LOSS IN DIABETIC RATS

By Abbass Morshedi, Mohammad Hossein Dashti-Rahmatabadi

Diabetes mellitus (DM) is a chronic metabolic disease that affects many organ systems in the body and is associated with a progressive weight loss. Many diabetic patients used to consume herbal remedies to relieve their symptoms. Black tea and its fermented remedy, which is made by cultivating ...

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COMPARATIVE HEALING PROPERTY OF KOMBUCHA TEA AND BLACK TEA AGAINST INDOMETHACIN-INDUCED GASTRIC ULCERATION IN MICE: POSSIBLE MECHANISM OF ACTION

By D Banerjee, S A Hassarajani, B Maity, G Narayan, S K Bandyopadhyay, S Chattopadhyay

The healing activity of black tea (BT) and BT fermented with Candida parapsilosis and kombucha culture, designated as CT and KT respectively against the indomethacin-induced stomach ulceration, has been studied in a mouse model. The KT sample (KT4) produced by fermenting BT for four days, ...

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COMPARISON OF ANTIMICROBIAL PROPERTIES OF KOMBUCHA FERMENTED FROM GREEN TEA, BLACK TEA AND YERBA MATE

By Cameron Prophet

Kombucha tea is a popular health beverage that is brewed from the fermentation of tea and sugar using a culture of yeast and bacteria. Traditional kombucha brews utilize black and green teas derived from the Camellia sinensis plant. However, recent reports in Brazil have described the use of ...

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COMPARISON OF THE PRODUCTS OF KOMBUCHA FERMENTATION ON SUCROSE AND MOLASSES

By Radomir V. Malbaa, Eva S. Lonar, Mirjana S. Djuri

Fermentation of 1.5 g/L of Indian black tea, sweetened either with 70 g/L of sucrose or an adequate quantity of three kinds of molasses, was conducted by domestic Kombucha (Acetobacter strains in symbiosis with Saccharomycodes ludwigii, Saccharomyces cerevisiae, Saccharomyces bisporus, ...

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DESENVOLVIMENTO E CARACTERIZAO DE KOMBUCHA OBTIDA A PARTIR DE CH VERDE E EXTRATO DE ERVA-MATE: PROCESSO ARTESANAL E ESCALA LABORATORIAL

By Natalia Paludo

Kombucha is a beverage resulting from the fermentation of sweetened green or black tea by a microbial culture composed of a symbiotic association of bacteria and yeasts. Because of its composition containing bioactive compounds, similar to green tea, and its great socio-economic importance in ...

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DETERMINATION OF ANIONIC MINERALS IN BLACK AND KOMBUCHA TEA USING ION CHROMATOGRAPHY

By Sangita D. Kumar, G Narayan, S Hassarajani

A simple, rapid, and accurate method for the determination of anionic minerals in tea brew has been developed. The quantitative determination of anions - fluoride, chloride, bromide, iodide, nitrate, phosphate, and sulfate was accomplished by anion exchange chromatography with conductometric ...

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DETERMINATION OF THE CURVE OF GLUCOSE CONSUMPTION OF KOMBUCHA BY HPLC AND OPTIMIZATION OF CULTURE MEDIUM

By Wen-li Tian, Bao-ping Ji, Bo Li, Hong Zhang

Gluconacetobacter sp. A22 was isolated from the symbiotic culture of Kombucha made in the lab. It could produce plenty of d-Saccharich acid 1,4 lactone. Glucose was determined with HPLC. The fermentation period was confirmed for 126hby the cure of glucose consumption (The flasks were incubated ...

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DEVELOPMENT OF KOMBUCHA WINE

By Sun Yongkang, LU Qinqin

Kombucha wine was prepared with black tea syrup and fermented by Kombucha and wine yeast. Through a single factor experiment and orthogonal experiment, the fermentation conditions of Kombucha wine were optimized. The optimum fermentation parameters were as follows: black tea syrup 16Bx, ...

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