Green tea basically refers to the dried leaves and leaf buds of the Camellia sinensis plant (Lee, 2017). Green tea is prepared in the way that these leaves and buds are steamed first, and then, pan-fried (Green Tea, 2017). After that, they are dried and packed for use.
Green tea is usually utilized to improve the mental alertness and keenness and thinking capacity (Lee, 2017). Apart from that, it is taken to help in non-alcoholic fatty liver disease, depression, inflammatory bowel disease (also called Crohn’s disease), stomach disorders, weight loss, diarrhea, vomiting, bone loss (osteoporosis and headaches (Green Tea, 2017). Some people also take green tea by mouth to help in preventing various kinds of cancers, including prostate cancer, breast cancer, gastric cancer, lung cancer, liver cancer, leukemia, solid tumor cancers, colon cancer and skin cancer (Green Tea, 2017). Women, specifically, utilize green tea to resist human papillomavirus, which generally causes genital warts, cervical dysplasia, which involve the growth of abnormal cells, and cervical cancer (Green Tea, 2017). Apart from that, green tea extract is also used for Parkinson’s disease, low blood pressure, chronic fatigue syndrome, kidney stones, skin damage, diseases of blood vessels and heart, dental cavities, and diabetes. Besides its mouth intake, some people apply green tea extract to soothe their sunburnt skins and resist skin cancer possible due to exposure to the sun. They are also good for reducing the puffiness under eyes, relieving headache and tired eyes, and stopping bleeding after a tooth is being pulled out. For athlete’s foot, a green footbath is usually advised. In addition, green tea extract can be gargled to prevent flu and cold fever. Moreover, green tea is commonly used in food as a healthy beverage (Green Tea, 2017).
The molecules polyphenols in green tea leaves and extracts are considered responsible for many of its benefits. They prevent inflammation and swelling, lessen joint degeneration, and protect cartilage that lies between bones. Green tea is believed to contain 2-4 % caffeine, which augments alertness and thinking, and improves urine output. Apart from that, caffeine in green tea extract is supposed to be stimulants for the nervous system, muscles, and heart as it increases the release of neurotransmitters in the human brain (Lee, 2017).
Green Tea. (2017). WebMD. Retrieved from http://www.webmd.com/vitamins-supplements/ingredientmono-960-green%20tea.aspx?activeingredientid=960. Accessed on 10 March 2017.
Lee, S. (2017). Everything You Need To Know About Green Tea Extract. Body Building. Retrieved from https://www.bodybuilding.com/fun/everything-you-need-to-know-about-green-tea-extract.html. Accessed on 10 March 2017.