Ministry of Education and Training Nong Lam University Faculty of Food Science and Technology FOOD SCIENCE SEMINAR Subject: Effects of Catechin in Meat and Meat Product: Chelating Activity and Free Radical Scaveging Instructor: Student’s name – ID: Vũ Thị Lâm An Đoàn Thị Ngọc Bích – 019125014
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and beverage products.[6] Catechins are the largest type of flavonoids in growing tea leaves.[7] Contents [hide] * 1 Catechins * 2 Theaflavins * 3 Tannins * 4 Metabolism * 5 See also * 6 References | ------------------------------------------------- [edit]Catechins Catechins in tea include epigallocatechin-3-gallate (EGCG)‚ epicatechin (EC)‚ epicatechin-3-gallate (ECg)‚ epigallocatechin (EGC)‚ catechin‚ and gallocatechin (GC).[citation needed] Catechins constitute about 25% of the
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servings of this tea. The major components of tea leaves are polyphenols‚ flavonoids‚ catechins‚ tannins‚ theanine‚ theobromine‚ and theopylline. According to the Journal of Chinese Medicine‚ tannins are astringent‚ bitter-tasting plant polyphenols that bind and precipitate proteins. Catechins belong to the flavan-3-ol class of flavonoids‚ tannins which are polyphenolic substances. The four main catechins found in tea are: Gallocatechin (GC)‚ Epigallocatechin (EGC)‚ Epicatechin (EC)‚ and Epigallocatechin
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Thanks to this‚ green tea can help you lose weight. The American Cancer Society explains: “Green tea contains chemicals known as polyphenols‚ which have antioxidant properties. The major group of polyphenols in green tea are called catechins‚ and the most important catechin seems to be epigallocatechin gallate (sometimes calledepigallocatechin-3-gallate or EGCG). EGCG may help cause certain types of cancer cells to die in much the same way that normal cells do. This effect is important because cancer
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TEA Dr. B.L. Wedzicha of t h e Procter D e p a r t m e n t of Food Science‚ U n i v e r s i t y of Leeds‚ describes t h e c h e m i s t r y of black t e a manufacture Tea is the m o s t w i d e l y c o n s u m e d beverage in the w o r l d . The economic importance of an annual w o r l d production of tea estimated to be in the region of 1-1·5 million tonnes has resulted in considerable attention being paid to the understanding of the chemical and physical changes w h i c h take place during tea
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illuminates part of the bad cholesterol that is in the body. Consuming green tea also helps prevent getting cavities because green tea destroys bacteria in the mouth and around the teeth. Green tea contains many different medicines. It has a lot of catechin polyphenols‚ but mostly it has epigallocatechin which is very powerful. It inhibits the growth of cancer cells and it kills cancer cells with out harming healthy tissue. Drinking tea prevents the body from getting blood clots and prevents blood
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Compared with other kinds of tea‚ green tea is richest source of catechins. Epidemiological studies have showed consumption of green tea can reduce the risks of cardiovascular diseases. However‚ due to the species of green tea and the health condition of participants‚ the amount of green tea being consumed per day varies from studies. Some experiments both in vitro and in vivo have been conducted in order to know how green tea reduce the risks of cardiovascular diseases. However‚ the results are
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------------------------------------------------- Banana Leaves as Tea ------------------------------------------------- ------------------------------------------------- Like coconuts‚ bananas grow in abundance here in the Philippines as it is a tropical country. For the many years of study‚ cultivation and propagation‚ research and development‚ we have become as one of the exporters of bananas to the world‚ especially to the United States and Europe – when speaking of the banana fruit‚ of
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Alugbati (Basella rubra) Organic Tea A Science Investigatory Project Submitted as an Entry to The Local Science Fair LPNHS Proponent: Anica Shane V. Cabrera III-RGL Submitted to: Mr. Michael M. Safred Research Adviser August 8‚ 2011 i Abstract Since tea act as newly craze across the world this generation it is a worldly desire to have a cup of it. The main conflict with this study is that teas are said to contain fluoride and caffeine which will contribute
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tea is reputed to be helpful: cancer rheumatoid arthritis high cholesterol levels cariovascular disease infection impaired immune function What makes green tea so special? The secret of green tea lies in the fact it is rich in catechin polyphenols‚ particularly epigallocatechin gallate (EGCG). EGCG is a powerful anti-oxidant: besides inhibiting the growth of cancer cells‚ it kills cancer cells without harming healthy tissue. It has also been effective in lowering LDL cholesterol
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