The Global Matcha Research Library

Salivary levels of catalase, total antioxidant capacity and interleukin-1β and oral health-related quality of life after matcha and green tea consumption for patients with gingivitis: A randomized clinical trial.

Objectives: To evaluate the changes in salivary levels of catalase (CAT), total antioxidant capacity (TAC) and IL-1β (primary outcomes) as well as gingival health and oral health-related quality of life (OHRQOL) 1 month after the …

Intelligent evaluation of taste constituents and polyphenols-to-amino acids ratio in matcha tea powder using near infrared spectroscopy.

… as a fast and non-destructive method for the quality evaluation of matcha tea. Total polyphenols (TP), free amino acids (FAA), and polyphenols-to-amino acids ratio (TP/FAA) were assessed as the taste quality indicators. Successive …

Synchronous fluorescence spectroscopy combined with chemometrics for determination of total phenolic content and antioxidant activity in different tea types.

… The aim of this study is to monitor the antioxidant activity (AA) and total phenolic content (TPC) variations of different kinds of teas depending on the infusion temperature and time by using synchronous fluorescence …

Unveiling the total catechin profile in tea leaves: a novel one-step extraction method empowered by UPLC-IDX-Orbitrap mass spectrometry.

… This study introduces a new, efficient, and reliable method for extracting total catechins using ultra-high-performance liquid chromatography coupled with an ID-X-Orbitrap Mass spectrometer (UHPLC-IDX-Orbitrap-MS). The method was then …

Effects of edible coatings containing acai powder and matcha extracts on shelf life and quality parameters of cooked meatballs.

… °C). The antioxidant analysis of the extracts demonstrated that ME had higher total phenolic content and antioxidant capacity than AE (P < 0.05). Results indicated that WPC containing ME delayed lipid oxidation in meatballs during both …

In Vitro Bioactivity, Polyphenols, Antioxidant Properties, and Sensory Quality of Al-Qassim Berry-Enhanced Matcha Tea as a Function of Extraction Temperature.

… of its bioactive compounds. Blending matcha with acidic berries may enhance phenolic stabilization, antioxidant capacity, and sensory properties. This study evaluated pure matcha (MT) and a matcha beverage blended with 7.5% strawberry …

Polyphenolic profiles, antioxidant capacity, and antibacterial activity of green tea, matcha tea, black tea, and yerba mate extracts

… compounds with potential health benefits. This study investigated the polyphenolic profiles, total antioxidant capacity (TAC), and antibacterial activity of aqueous and 30% ethanolic extracts prepared from commercially available …

Oxidant-Antioxidant Status of Commercial Matcha Beverages According to Flavor Category, Preparation Medium, and Preparation Temperature: A Comparative Evaluation.

… from each commercial product represented repeated evaluations of that product. Total antioxidant status (TAS) and total oxidant status (TOS) were measured, and the oxidative stress index (OSI) was calculated from their ratio. …

Phytochemical Analysis on Matcha Product Content in Gorontalo City

… from KL, RHU, and NK. The results showed that the RHU sample had the highest total phenol content of 209.34 mg GAE/g, followed by NK 184.64 mg GAE/g, and KL 149.30 mg GAE/g. The mean value of IC₅₀ showed that the antioxidant activity of …

การเปรยบเทยบความสามารถตานอนมลอสระรวมของมทฉะลาเตทชงดวยนมประเภทตางๆ

… 3.57 g, threonine 4.30 g and tryptophan 1.39 g, and also demonstrates a higher total protein content of 197.15 g versus 181.10 g in control. According to the amino acid score, there are no limiting amino acids in the developed sample (all …

Comparison of culinary and ceremonial matcha green teas: relationship between phytochemical composition and antioxidant properties

… attention compared to other types of green tea, so this study evaluated the total phenolic and flavonoid contents, catechin composition, total chlorophyll levels, caffeine concentrations, and antioxidant properties of hot water …

Honey-Propolis-Enriched Pectin Films for Active Packaging of Soluble Coffee and Matcha Powders.

… thermogravimetric analysis. Increasing propolis concentrations led to higher total phenolic content and significantly improved antioxidant activity, with the 0.3% formulation exhibiting the most pronounced effect. Application tests …

Optimized green extraction conditions of matcha green tea (Camellia sinensis) using central composite design for maximal polyphenol and antioxidant contents

… methodology (RSM) was employed to optimize the extraction conditions of phenolic and antioxidant compounds from matcha green tea (Camellia sinensis) using central composite design (CCD). The desirability function was used to find …

Pengaruh Tingkat Ketuaan Daun Terhadap Karakteristik Teh Herbal Matcha Tenggulun (Protium javanicum Burm.F.)

… included moisture content, ash content, crude fiber content, tannin content, total phenol, total flavonoids, antioxidant activity, color and sensory evaluation which included color, aroma, taste and overall acceptance of matcha herbal …

Analysis of Variations in Matcha Components Across Different Brands on the Tunisian Market

… pH, •Brix, as well as protein and lipid contents.In addition, flavonoids, total polyphenols and antioxidant activity were assessed.Matcha M1 showed the best antioxidant performance and the highest protein content (27,656 ± 0,134%), …

TÜRKİYE VE JAPONYA MENŞELİ MATCHA TOZLARININ FİZİKOKİMYASAL VE DUYUSAL ÖZELLİKLERİNİN KARŞILAŞTIRILMASI

Bu çalışmada Türkiye (TM1–TM5) ve Japonya (JM) menşeli matcha tozlarının fizikokimyasal ve duyusal özellikleri karşılaştırılmıştır. Suda çözünürlük indeksi Türkiye menşeli matcha tozlarında %30.24–35.76 arasında değişirken, Japonya menşeli…

Antioxidant and antibacterial activity of tea and mate extracts

… to synthetic compounds in food products. This study investigated the polyphenolic profiles, total polyphenol content (TPC), total antioxidant capacity (TAC), and antibacterial activity of aqueous and 30% ethanolic extracts of …

Enhancing tea brewing with ultrasound: effects of temperature on antioxidant and antibacterial activities

… power (FRAP), and 2,2-diphenyl-1-picrylhydrazyl (DPPH) assays, along with total phenolic content (TPC) and total flavonoid content (TFC). Results showed that antioxidant activity and bioactive compound levels varied significantly …

Matcha Green Tea (Camellia sinensis) Inhibits Gamma Radiation-Induced Genotoxic Damage and Oxidative Stress Via Modulating P38 MAPK Pathway and ROS Generation in Murine Bone Marrow

Matcha Green Tea: Chemical Composition, Phenolic Acids, Caffeine and Fatty Acid Profile.

… The aim of this study was to determine the basic nutritional and phenolic composition of dry matcha green tea powder. The fibre content was determined according to the enzymatic-gravimetric method. Crude protein was measured …

Matcha Does Not Affect Electroencephalography during Sleep but May Enhance Mental Well-Being: A Randomized Placebo-Controlled Clinical Trial.

… significant differences were observed between the control and matcha groups on total sleep time, sleep latency, wake after sleep onset, or sleep efficiency measured by electroencephalography (EEG). However, the sleep questionnaire …

The Content of Bioactive Compounds and Technological Properties of Matcha Green Tea and Its Application in the Design of Functional Beverages.

… water solutions, pH, °Brix and osmolality were tested. Also, the content of phenolic ingredients, i.e., selected phenolic acids, flavonoids and total polyphenols, was assessed. The content of chlorophyll, vitamin C and antioxidant …

Effects of Light Intensity and Spectral Composition on the Transcriptome Profiles of Leaves in Shade Grown Tea Plants (Camellia sinensis L.) and Regulatory Network of Flavonoid Biosynthesis.

… sensitive to light intensity than catechins, with a reduction percentage of total flavonol glycosides up to 79.6% compared with 38.7% of total catechins under shade treatment. A total of 29,292 unigenes were identified, and the KEGG …

Antioxidant Properties and Nutritional Composition of Matcha Green Tea.

… commonly considered as particularly beneficial to health. A large content of polyphenols, amino acids (mainly tannins) and caffeine potentially increase the antioxidant properties of the drink. The aim of the study was to determine the …

Effect of Shading on the Morphological, Physiological, and Biochemical Characteristics as Well as the Transcriptome of Matcha Green Tea.

… increasing the ammonia and chlorophyll contents of tea buds, decreasing tea polyphenol contents, and enhancing tea aroma formation. In this study, Fuding white tea plants were cultivated under open-air conditions (control) as well as …