Category Archives: Tea

How to Make Tea, Coffee and Cocoa Unhealthy Drinks

There are many healthy drinks that have been shown to possess significant health benefits. Tea, coffee and cocoa all possess high levels of antioxidants. The high levels of antioxidants in these drinks may be the reason for the health benefits … Continue reading

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Caffeine: Anxiolytic or Anxiogenic Agent?

Caffeine is often considered to be an anxiogenic compound. In other words, caffeine is thought to be responsible for generating feelings of anxiety in individuals. One of the strategies often suggested to be useful in the treatment of anxiety is … Continue reading

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The Weight Loss Effects Of EGCG

Green tea has been evidenced to possess weight loss effects in humans. Of the constituents of green tea, epigallocatechin gallate (EGCG) is thought to be partly responsible for the physiological effects of green tea, and may have particular weight loss … Continue reading

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The Fluoride Content of Different Teas

Fluoride is almost ubiquitous in food. Because water contains trace amounts of fluoride naturally, and because fluoride is also added to drinking water, the mineral is present in nearly all foods. All drinks made with water are also likely to … Continue reading

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Does Drinking Green Tea Protect Your Teeth?

Green tea is a decoction made from the leaves of the Camellia sinensis plant. Unlike black tea, green tea is not oxidised during processing, and so green tea retains more of the original phytochemicals present in tea leaves. One chemical … Continue reading

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Why Does the L-Theanine Content of Tea Vary?

Tea is a unique source of an amino acid called L-theanine. L-theanine is of interest to nutritionists because evidence suggests that L-theanine can alter brain chemistry which result in changes to brain wave pattern. These changes cause the excitability of … Continue reading

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Tea Versus Coffee

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Does Caffeine Consumption Cause Anxiety?

It is often reported that tea and coffee are able to trigger anxious symptoms in certain people. However, this anecdotal evidence is not supported by studies that have investigated the effects of caffeine, coffee and tea on the symptoms of … Continue reading

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Degradation of Carotenes in Tea Leaves

Tea leaves contains a number of phytochemicals that are degraded during the fermentation step to produce black tea. It has been suggested that these degradation products contribute significantly to the aroma and taste of black tea. A number of studies … Continue reading

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Carotenoids in Black Tea

Carotenoids are antioxidant pigments found in plants. Like many plants the tea plant (Camellia sinensis) is a good source of carotenoids, and there is evidence that they are bioavailable from brewed green and white tea. Once consumed, the carotenoids pass … Continue reading

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