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Tea and its consumption: benefits and risks.

Khizar Hayat1, Hira Iqbal, Uzma Malik

  • 1a Department of Chemistry, COMSATS Institute of Information Technology , Abbottabad , 22060 , Pakistan.

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Summary
This summary is machine-generated.

Tea, a popular beverage from Camellia sinensis, offers numerous health benefits including antioxidant and anti-inflammatory properties. This review explores the extensive health advantages and potential risks of tea consumption.

Keywords:
Tea consumptionblack teacardiovascular healthgreen teahealth effectsrisks

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Area of Science:

  • Phytochemistry and Nutritional Science
  • Preventive Medicine and Public Health

Background:

  • Tea is the world's most consumed beverage after water, derived from Camellia sinensis leaves.
  • Phytochemicals in tea, particularly polyphenols, are recognized for their health-promoting properties.
  • Diet-based therapies and nutritional support are increasingly important in disease prevention.

Purpose of the Study:

  • To review the beneficial health effects of tea and its constituents.
  • To examine the potential risks associated with tea consumption.
  • To highlight the role of tea in maintaining health and preventing diseases.

Main Methods:

  • Review of existing research investigations.
  • Analysis of epidemiological studies.
  • Inclusion of meta-analyses on tea consumption and health outcomes.

Main Results:

  • Tea exhibits significant antioxidative, anti-inflammatory, antimicrobial, anticarcinogenic, antihypertensive, neuroprotective, cholesterol-lowering, and thermogenic properties.
  • Evidence suggests tea consumption is linked to the prevention of various diseases, including cancer, diabetes, cardiovascular disease (CVD), stroke, and obesity.
  • The health benefits of tea are considered to outweigh its few reported toxic effects.

Conclusions:

  • Tea consumption offers extensive health benefits, contributing to disease prevention and overall well-being.
  • Further scientific investigation into the role of tea in human health is warranted.
  • Understanding both the benefits and risks is crucial for informed tea consumption.