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10 Evidence-Based Benefits of Green Tea

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10 Evidence-Based Benefits of Green Tea
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10 Evidence-Based Benefits of Green Tea :-Green tea may boost cognition, weight loss, and cancer prevention.Green tea, one of the healthiest drinks, may have many benefits.

  • Green tea may have 10 health benefits.

10 Evidence-Based Benefits of Green Tea

1. Antioxidants from plants

  • Polyphenols catechins appear in green tea. Catechin antioxidants boost health and cell protection.
  • Epigallocatechin-3-gallate (EGCG), green tea’s main catechin, may improve health markers, according to Trusted Source.
  • EGCG is a polyphenol antioxidant in green tea. Health may come from antioxidants.

2. May boost cognition

  • According to a 2017 study Trusted Source, green tea caffeine and L-theanine may improve cognition, mood, and brain function.
  • A 2020 study found that green tea reduced cognitive impairment in middle-aged and older adults by 64%. More human studies are needed to determine this effect.
  • Some green tea ingredients may boost brain function and cognition. Green tea may slow middle-aged and older cognitive decline.

3. May burn fat

  • Green tea’s metabolism-boosting effects increase with aerobic or resistance exercise, a 2022 study found.
  • The National Institutes of Health Office of Dietary Supplements Trusted Source says green tea may not reduce weight despite improving fat breakdown.


  • Green tea may temporarily boost metabolism and fat burning, but studies disagree. When combined with exercise, green tea burns fat.

4. May reduce cancer

  • Despite conflicting findings, green tea may reduce lung and ovarian cancer risk.
  • A 2020 review Trusted Source found green tea may reduce cancer risk, but experiments are inconclusive. More good research is needed.


  • Research suggests green tea reduces cancer risk. More human research is needed to understand this.

Also See:- 10 Best Weight Loss Drinks for 2023 – Beverages for Weight Loss

10 Evidence-Based Benefits of Green Tea

10 Evidence-Based Benefits of Green Tea

5. May prevent brain aging

  • A 2020 study Green tea reduces Alzheimer’s disease markers in non-cognitive people, according to Trusted Source. EGCG and L-theanine may be to blame.
  • However, a 2023 study found that drinking 13 cups or more of all teas daily may increase Alzheimer’s risk. Neurological studies on green tea are scarce.
  • Bioactive compounds in green tea may benefit the brain. More human clinical trials are needed to prove green tea reduces neurodegenerative disease risk.

6. May improve teeth

  • The 2021 summary Green tea extract may improve oral health, say trusted studies.
  • Non-human research dominated this topic. More human clinical research is needed despite promising results.


  • Green tea may improve oral health, but research is needed.

7. May regulate glucose

  • A 2020 review Green tea may lower fasting blood sugar, but Trusted Source found no long-term insulin or blood sugar effects.
  • A 2021 Chinese adult study found 10% lower risk. Trusted daily drinker type 2 diabetes death source.
  • Other reviews found no effects on type 2 diabetes blood sugar management markers, so results are inconclusive. Learn about diabetes and green tea.
  • Green tea may reduce type 2 diabetes risk or manage it, but research is conflicting.

8. May prevent heart disease

  • A recent study suggests green tea lowers blood pressure and lipids.
  • But long-term human clinical trial cause-and-effect evidence is lacking.


  • Heart disease markers may decrease with green tea. Green tea lowers heart disease risk, but more research is needed.

9. May aid weight loss

  • Many studies suggest green tea aids weight loss.
  • Women who drank four or more cups of green tea daily had 44% lower abdominal obesity risk in 2022.
  • The hormones that regulate hunger and fullness are unaffected by green tea. Overall, green tea weight loss is mixed.
  • Green tea may aid weight loss and abdominal fat reduction, according to research.

10. May prolong life

  • Green tea may prolong life by preventing cancer and heart disease.
  • Research in Japan Trusted Source found that five cups or more per day reduced all-cause death risk better than one.
  • Even in heart attack survivors, seven cups of green tea daily reduced all-cause mortality by 62% in 2021Trusted Source.
  • Research suggests drinking green tea may extend life.

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