Green Tea has a long history throughout the ages, originating in China and spreading throughout the globe to be enjoyed by millions. Touted as one of the healthiest beverages on the planet, with abundant nutrients and plentiful antioxidants, this liquid has been the subject of much scientific research. Here we will review its amazing benefits on human health that have been confirmed in studies.
- High Concentration of Bioactive Compounds
Green tea has a high concentration of flavonoid, Epigallocatechin Gallate, and catechin, all of which are powerful antioxidants that help your body to fight of free radicals that cause disease in your body. These important polyphenols are able to survive through the heating process of tea to deliver powerful medicinal properties to your body, although it is suggested to buy high quality tea to avoid consuming excess amounts of fluoride.
- Compounds that increase Brain Function
With a one-two punch of caffeine and L-theanine, this tea will increase your brain function. Caffeine is a known stimulant that blocks an inhibitory neurotransmitter called Adenosine to increase neuron firing. It also improves the concentration of neurotransmitters such as norepinephrine and dopamine, which leads to improved mood, memory, and reaction time. Combined with L-theanine, which lowers your anxiety levels while increasing dopamine levels, these two work synergistically to boost your memory and increase productivity.
- Lowers your risks of Alzheimer’s and Parkinson’s
While boosting your short-term focus and ability to memorize, this tea also helps to protect your brain as it ages. Multiple studies have shown that catechin compounds within this liquid that have protective effects on neurons, which may lower the risk of future neurodegenerative disease in humans.
- An Energy Booster
Most fat burning supplements include green tea extract for a reason; it is one of the few scientifically proven products that increase your body’s natural fat burning abilities while boosting your metabolic rate. The effects of this liquid have been recorded in multiple studies, with one showing an increase in energy expenditure of four percent and another showing that fat oxidation increased by 17%. Some studies showed a boost in metabolic rates, while others only effecting fatty acids, so the results may vary.
- Cancer fighting Properties
Antioxidants ability to prohibit tumor growth and destroy free radicals in the body has been extensively researched and proven. This product has a high level of antioxidants and has been found to reduce research participant’s risk of contracting:
- Prostate Cancer: A study with men found that those who consumed green tea has a 48% lower risk of prostate cancer, which is the most common male cancer
- Breast Cancer: An analysis of observational studies showed that women had a 22% lower chance of developing breast cancer when they drank green tea.
- Colorectal Cancer: In one of the largest studies done (with almost 70,000 Chinese women) it was found that those who drank this tea had a 57% lower risk of having colorectal cancer.
Various other studies have reported on this liquids ability to inhibit the growth of various cancers, while also noting that adding milk to your tea can lower the amount of antioxidants you consume.
- Lowers your risk for Type II Diabetes
Multiple studies have shown that it is able to improve the body’s sensitivity to insulin as well as reduce your blood sugar levels, fighting the effects of this disease. Research shows:
- A 42% lower risk of developing type II diabetes in Japanese participants who drank green tea daily
- An 18% lower risk of becoming diabetics when compared to those who did not drink this liquid daily (the combined results of a study with almost 300,000 participants)
- Lower Cardiovascular Risk
With cardiovascular diseases as the biggest causes of death in the world, it is important to pay attention to the risk factors associated with heart disease and stroke. Green tea is able to lower total and LDL cholesterol while increasing your body’s level of antioxidants to protect LDL cholesterol from oxidizing. Tea drinkers have a 31% lower chance of suffering from cardiovascular diseases.
- Heightened Metabolic Rate
As some studies have shown this products ability to boost your metabolic rate for a short periods of time it is not surprising that it can be used to help you lose weight. There have been several studies that have shown a reduction in abdominal fat as well as significant decreases in overall body fat percentage, waist circumference, and BMI.
However, there are other studies that contradict these, that do not show weight loss in their participants, so this particular benefit should be supplemented with other weight loss attempts (cardio, and calorie control).
- Inhibit the Growth of Bacteria and Viruses
Some studies have shown that the catechins contained within this product will help your body to kill certain bacteria and viruses such as influenza and streptococcus mutans. Drinking this liquid should boost your body’s ability to fight off these invaders, as well increasing your mouth’s ability to break down plaque and decrease your amount of cavities. On top of this, multiple studies have proven that green tea is great for bad breath.
The overall effects of drinking green tea have been proven to increase the lifespan of humans and decrease your susceptibility for diseases. While many tap into the benefits of the liquid with supplements there has been research that shows liver toxicity in humans after consumption of large doses (25 mg and up a day) of these supplements were taken, as well as concerns about the contents. It is more beneficial to drink this tea every day to ensure that you are ingesting all the proper helpful nutrients that will help you extend your lifespan.
In a study of over 40,000 adults in Japan, it was shown that those who drank five or more cups of this liquid daily were far less likely to die during the eleven yearlong research period. Death from heart disease was lowered (31% lower in women, 22% lower in men) as was death from strokes (42% lower in women, 35% lower in men) with similar studies showing comparable results.
For those who are seeking the best health options to lower your risk of cardiovascular disease as well as lose weight, green tea is a simple, cheap, and effective option.