Kombucha Research & Scientific Studies



32 search results in "Acetic Acid"


16S RRNA GENE SEQUENCE DETECTION OF ACETIC ACID BACTERIA ISOLATED FROM TEA KOMBUCHA

By Soheir S Abd, El-Salam

Kombucha is a benefit to people suffering from cancer due to increasing its acidity by the bacterium. This study to isolate and identify the bacterium samples from tea kombucha. Six acetic acid bacteria were isolated from traditional Kombucha fermentation of tea belonging to the family ...

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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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ACID CONTENTS AND THE EFFECT OF FERMENTATION CONDITION OF KOMBUCHA TEA BEVERAGES ON PHYSICOCHEMICAL, MICROBIOLOGICAL AND SENSORY PROPERTIES

By Katarzyna Neffe-Skociska, Barbara Sionek, Iwona cibisz, Danuta Kooyn-Krajewska

Kombucha is a healthy beverage which is a final result of tea fermentation by adding a starter culture of the acetic acid bacteria and yeasts. The effect of fermentation conditions on physicochemical, microbiological, and sensory properties of Kombucha tea beverages was evaluated with emphasis ...

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ANALYSIS OF THE CONDITION AND THE POTENTIAL LENGTH OF FERMENTED KOMBUCHA MEDIUM (TEA, COFFEE, ROSELLA) IN INHIBITING THE GROWTH OF PATHOGENIC BACTERIA (VIBRIO CHOLERAE AND BACILLUS CEREUS)

By NURUL AFIFAH

Kombucha fermented drinks contain Vitamins B1, B2, B3, B6, B12, B15, C, folic acid, glucuronic acid, gluconate acid, acetic acid, chondrotin sulfuric acid, hyaluronic acid, lactic acid, acetaminophen, essential amino acids, and enzymes. Compounds contained in kombucha drinks can be used as ...

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ANTIMICROBIAL ACTIVITY OF FERMENTED GREEN TEA LIQUID

By You-Ying Tu, Hui-Long Xia

Green tea kombucha made of sugar and single yeast was investigated for its antimicrobial activity and composition changes during fermentation. Individual and total tea polyphenols, caffeine, sucrose, reducing sugar, total sugar, pH, acetic acid and total acids, ethanol concentration, superoxide ...

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ANTIMICROBIAL AND ANTIOXIDANT ACTIVITY OF LEMON BALM KOMBUCHA

By Aleksandra S. Velianski, Dragoljub D. Cvetkovi, Sinia L. Markov, Vesna T. Tumbas, Slaana M. Savatovi

Kombucha is a beverage traditionally produced by the metabolic activity of yeasts and acetic acid bacteria. The antimicrobial activity of lemon balm Kombucha, as well as of particular control samples, was determined by the agar-well diffusion method. Antioxidant activity on stable ...

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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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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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BIOCHEMICAL AND MICROBIAL CHANGES DURING FERMENTATION OF TEA FUNGUS (KOMBUCHA)

By Selma El Siddig Ahmed, Hamid Ahmed Dirar

This research was carried out to study the biochemical and microbial changes that occur during the fermentation of tea fungus. Tea fungus, also known as Kombucha, is a fermented beverage resulting from the heavy gelatinous growth of a consortium of microorganisms in tea extract and is a popular ...

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BIOCHEMICAL CHARACTERISTICS OF TEA FUNGUS PRODUCED DURING KOMBUCHA FERMENTATION

By Rasu Jayabalan, Kesavan Malini, Muthuswamy Sathishkumar, Krishnaswami Swaminathan, Sei Eok Yun

Tea fungus is a symbiotic culture of acetic acid bacteria and yeasts, widely used to produce kombucha tea. Due to the rich biomass in tea fungus, it can be utilized as a protein supplement in animal feed. The present study aimed to analyze the biochemical characteristics of tea fungus with 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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CHANGES IN MAJOR COMPONENTS OF TEA FUNGUS METABOLITES DURING PROLONGED FERMENTATION

By C Chen, BY Liu

Changes in major components and microbes in tea fungus broth or kombucha were prepared from nine different sources during a prolonged fermentation of up to 60 days were investigated. Cell concentrations of both yeasts and acetic acid bacteria in broth were generally higher than those in the ...

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CHARACTERIZATION AND ANALYSIS KOMBUCHA TEA ANTIOXIDANT ACTIVITY BASED ON LONG FERMENTATION AS A BEVERAGE FUNCTIONAL

By Maulina Nurikasari, Yenny Puspitasari, Retno Palupi Yoni, Siwi

Background: Kombucha is a symbiosis between bacteria (Acetobacter) and yeast (Saccharomyces), in English abbreviated SCOBY (Symbiotic Culture of Bacteria and Yeast). SCOBY in this research will be fermented using green tea media, to make kombucha tea product. Kombucha tea content is very ...

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CHARACTERIZATION OF THE TEA FUNGUS METABOLITES

By Philippe J. Blanc

The tea fungus (commonly designed as "kombucha") is a symbiotic culture of at least three microorganisms: the acetic acid bacteria Acetobacter xylinum and two yeasts Zygosaccharomyces rouxii and Candida sp. in sugared tea (Hesseltine, 1965; Anonymous, 1983). These microorganisms were cultured ...

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DIFFERENT TEMPERATURES SELECT DISTINCTIVE ACETIC ACID BACTERIA SPECIES AND PROMOTES ORGANIC ACIDS PRODUCTION DURING KOMBUCHA TEA FERMENTATION

By Francesca De Filippis, Antonio Dario Troise, Paola Vitaglione, Danilo Ercolini

Kombucha is a traditional beverage produced by tea fermentation, carried out by a symbiotic consortium of bacteria and yeasts. Acetic Acid Bacteria (AAB) usually dominate the bacterial community of Kombucha, driving the fermentative process. The consumption of this beverage was often associated ...

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EFFECT OF SUCROSE CONCENTRATION ON THE PRODUCTS OF KOMBUCHA FERMENTATION ON MOLASSES

By R. Malbasa, Eva S. Lonar, Mirjana S. Djuric, I. Dosenovic

Fermentation of 1.5 g/l of Indian black tea, sweetened with adequate quantities of molasses (containing approx. 70 g/l, 50 g/l and 35 g/l of sucrose), was conducted using domestic Kombucha. Inoculation was performed with 10% of fermentation broth from a previous process. The fermentation in ...

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EFFECTS OF BLENDING WHEAT GRASS JUICE ON ENHANCING PHENOLIC COMPOUNDS AND ANTIOXIDANT ACTIVITIES OF TRADITIONAL KOMBUCHA BEVERAGE

By Tzu-Ying Sun, Jia-Shiun Li, Chinshuh Chen

Traditional kombucha is a fermented black tea extract and sugar. Sweetened black tea (10% w/v) and wheatgrass juice (WGJ) were mixed in various ratios and used as a fermentation substrate for enhancing phenolic compounds and antioxidant activity. Starter, comprising of yeast (Dekkera ...

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EVALUATION OF THE GLUCURONIC ACID PRODUCTION AND OTHER BIOLOGICAL ACTIVITIES OF FERMENTED SWEETEN-BLACK TEA BY KOMBUCHA LAYER AND THE CO-CULTURE WITH DIFFERENT LACTOBACILLUS SP. STRAINS

By Nguyen K Nguyen, Ngan TN Dong, Phu H Le, Huong T Nguyen

The interactions between lactic acid bacteria (LAB) and acetic acid bacteria (AAB) from Kefir and Kombucha (KBC) have been concerned during the last decade since their positive stimulation on the growth rate, biomass, and secondary metabolites. However, more study needs to be conducted to ...

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INFLUENCE OF DIFFERENT SUGARS ON THE METABOLISM OF THE TEA FUNGUS

By Jurgen Reiss

The tea fungus is a symbiosis of osmophilic yeasts (mainlySchizosaccharomyces pombe, Saccharomycodes ludwigii, Pichia spec.) and acetic acid bacteria (Acetobacter xylinum, A. xylinoides, Bacterium gluconicum) used to produce teakwass with sugared black tea as substrate. The influence of the ...

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ISOLATION AND IDENTIFICATION OF LACTIC ACID BACTERIA FROM KOMBUCHA TEA

By M Petrusic, Z Radulovic, D Paunovic, D Obradovic

The application of tea fungus has been increasing worldwide as it is useful for obtaining fermented tea beverages with potential therapeutic characteristics. It is known that tea fungus is composed of acetic acid bacteria and yeasts, but involved species in these symbioses are various, ...

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KOMBUCHA PRODUCTION USING EXTRACTED INULIN FROM JERUSALEM ARTICHOKE TUBER

By M BALVARDI, M SAFARI, REZAEI M HABIBI, SMH HOSSEINI, K REZAEI, MOVAHEDI SAA MOSAVI

Kombucha is a non-dairy fermented beverage. The traditional substrate for kombucha production is sweetened black tea. Kombucha culture can also use other carbohydrates such as inulin and oligofructose as a substrate. In this study, inulin, and oligofructose extracted from Jerusalem artichoke ...

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KOMBUCHA: TECHNOLOGY, MICROBIOLOGY, PRODUCTION, COMPOSITION AND THERAPEUTIC VALUE

By Vikas Kumar, V K Joshi

Kombucha, Tea Kvass, Japanese or Indonesian tea fungus, and Manchurian are the most common names for the symbiotic association of bacteria and osmophilic yeast in the form of thick jelly membrane, which is cultured in sugared tea. It is slightly sweet, acetic acid-flavoured beverage also called ...

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MAKE PROCESS AND HEALTH BENEFITS OF DRINK KOMBUCHA TEA

By Ebrahim Azarpour, Maral Moraditochaee, Hamid Reza Bozorgi

Consideration of functional beverages in the world and one of the fastest-growing food categories are considered. Functional fermented tea drinks non-dairy beverages kombucha one is functional. The raw material used to produce functional beverages kombucha tea, tea is sweetened with sugar. ...

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