Green tea is undoubtedly a great beverage. Its antioxidants and nutrients have a powerful effect on the general health of a person, including brain function, improved immunity and maintaining the required levels of cholesterol in the body. The following are proven health benefits associated with green tea:
- Lowering the risks associated with cancer
Cancerous cells are mainly caused by oxidized damage. Green tea contains antioxidants polyphenol and catechins that reduce the formation of the free radicals and creates a protective effect on the cells, lowering the risk of developing cancerous cells. Antioxidant Epigallocatechin Gallate (EGCG) has been studied to treat cancer. Studies indicate that women who take green had 22% lower risk of developing breast cancer, and a 57% of women who take green tea were at a lower risk of developing colorectal cancer. In men, studies show that 48% of men who take green tea are at a lower risk of developing prostate cancer.
- Improved chances of preventing type II diabetes
Having elevated levels of blood sugars in the content of insulin resistance or inability to produce insulin will result into type II diabetes. Studies show that green tea improves insulin sensitivity and reduces blood sugars levels. It also causes a mild reduction in blood sugars lowering the risks of developing type II diabetes.
- Improved brain function
The presence of caffeine in green tea stimulates the brain keeping one alert and enhances active reasoning. This is made possible by blocking an inhibitory neurotransmitter called Adenosine. This way, it increases neuron and transmitters concentration in the brain. Caffeine also combines with L-thiamine which crosses blood brain barrier to cause a synergistically effect that increases brain function.
- Protection against cardiovascular diseases
The bioactive compounds in green tea have been proven as beneficial to health and in particular, in preventing cardiovascular diseases. This is achieved by lowering the total and the LDL cholesterol and triglycerides by increasing antioxidants capability of the blood. Calories burning and improved physical performance helps alleviate chances of obesity by boosting metabolic rates which reduces risks of developing heart conditions. Studies further indicate that 31% of those who take green tea have lower chances of developing cardiovascular diseases.
- Reduced risks of developing Alzheimer’s and Parkinson’s diseases
Alzheimer’s and Parkinson’s diseases are neurodegenerative conditions that lead to death of dopamine producing neurons in the brain, causing reduced brain function at old age. The bioactive components in green tea, for example catechins have a protective effect on neurons and may reduce the risks of developing both diseases.
- Elimination of bacteria in the mouth and lowered risk of infections
Studies show that catechins in the best green tea brands can kill and inhibit growth of bacteria and viruses in the mouth. This lowers the risk of infections and improves oral health.
Conclusion : From the proven benefits of taking green tea, it’s clear that with the rise in number of lifestyle diseases and deaths as a result, buying green tea cannot be underestimated. However, the question of best green tea brands is only limited to personal tastes and likings.