Several studies show that green tea can reduce the risk of many chronic diseases and cancers.
The green tea It has been known for centuries for the many benefits it can offer to our health. Both green and black tea come from the same plant, Camellia sinensis, but the leaves are processed differently. Green tea does not undergo oxidation like black tea, which better preserves the plant’s healthy antioxidants.
The positive health effects of green tea are mainly due to the content of polyphenols, especially flavonols, which make up 30% of the dry weight of fresh leaves. The predominant polyphenols in green tea, called catechins, may even reduce the risk of some types of cancer.
Anti-cancer properties of green tea
One of the most documented benefits of green tea is its anti-cancer properties. Thousands is studying has been published over the years about green tea and cancer, including clinical trials in humans. Many of these studies document that polyphenols and other bioactive compounds in green tea can help prevent many types of cancer, including breast, colon, liver, ovarian, prostate, oral cavity, and skin.
Green tea promotes skin health
According to a recent report 2023 education researchers have found that the polyphenols in green tea can protect the skin from UVB rays, which can cause melanoma and some skin cancers.
Studies have shown that it helps brain function
In a published human clinical study Journal of Medicinal Foods participants who took a daily green tea extract and L-theanine supplement showed improvements in mild cognitive impairment.
in another published study Frontiers in the Neuroscience of Aging Green tea has been shown to improve memory and executive function in the elderly, as well as help reduce stress.
Prevention of type 2 diabetes
Multiple is studying Green tea has been shown to help lower blood sugar levels and the risk of developing type 2 diabetes.
It is rich in antioxidants
According to published research, green tea contains more beneficial catechist than black or oblong tea Journal of the American College of Nutrition. Antioxidant catechist are also found in other healthy plant foods such as apples, berries and cocoa.
However, it should be noted In 2018, the European Food Safety Authority issued a scientific opinion that the catechins contained in green tea extracts taken as food supplements can damage the liver.. This opinion comes after reports of negative effects of consuming green tea extracts.
Based on this scientific opinion, the European Commission proposes to limit the use of green tea extracts to ensure that foods containing this substance are safe for human consumption.
Green tea leaves are also rich in the antioxidant L-theanine.
The benefits of green tea for the heart
In a major population-based study published scientific journal JAM and a study involving at least 40,000 adults over 11 years found that drinking more than 5 cups of green tea per day reduced the risk of dying from a heart attack or stroke by 26% compared to people who reported drinking less than one cup of green tea. per day.
It was published in another study European Journal of Preventive Cardiology It found that drinking green tea three or more times a week can significantly improve your overall heart health.
It helps with metabolism and weight loss
Latest information is studying suggests that consumption of green tea and green tea extracts in humans may help reduce body weight, particularly body fat, by increasing postprandial parthenogenesis and fat oxidation.
This is believed to be due to the natural thermionic properties provided by plant compounds such as caffeine and catechins. This ability of green tea increases when combined with exercise, especially aerobic activities.