Background

The leaves of Camellia sinensis which is an evergreen shrub are used to make green tea. The green tea is being used in china since 5000 year. The green tea, black tea and oolong tea is also made from the same plant.

The green tea is largely grown in Sri Lanka and India. The use of tea is basically for alert purposes during long medication and is served as part of various ceremonies. There is story about the Prince Siddhartha Gautama who is the founder of Buddhism that he tore off his eyelids when he was unable to stay awake during meditation. The place where eyelids fell sprouted the tea plants which enable him to stay awake and help him to meditate and reach enlightenment. The team was introduced in the Western culture in the 6th century by the Turkish traders.

Evidence

Anxiety

The green tea has L-theanin which is predominant amino acids and it has effects on the induced anxiety as compared with prescription drug alprazolam.

Arthritis

The inflammation is reduced with the Arthritis found in green tea which slows down the cartilage breakdown but still there is need of more studies.

Asthma

There is caffeine in the green tea which improves the airflow to the lungs but still it is not clear about the benefits of green tea or caffeine to the asthma as there is need of more research for strong conclusion.

Cancer

There is no conclusion made about the relationship between green tea and human cancer but still there are some benefits found using green tea for the treatment of prostate cancer hormones. The recommendations will be made after further research.

Cardiovascular Conditions

There can be reduced risks of heart attack or atherosclerosis with regular intake of green tea. The clinical trails are required before making any recommendations.

Common prevention

The green tea can be very good in prevention of cold and flu symptoms. There is need of further clinical trails to confirm these results.

Dental Cavity prevention

The study is made about the green tea for mouthwash to prevent dental cavities but its benefits are not clear yet.

Diabetes

There is need of more study about the benefits of green tea in the prevention or treatment of diabetes.

Fertility

The use of green tea with the combination of the Fertility Blend is very good for the women to conceive. The research is being made for the use of green tea alone for making any conclusion.

High Cholesterol

There are some possible effects of green tea on the cholesterol levels but still there is better human evidence required in this regard.

Hypertension

There are several studies made about the increase of the blood pressure by the green tea or it has no effect on blood pressure.

Hypertriglyceridemia

There are possible effects of green tea on triglyceride levels studied but still human evidence is required in the area.

Menopausal symptoms

The use of the green in by the women with healthy postmenopausal is very good for the relief of menopausal symptoms including hot flashes and sleep problems but still further study required to confirm these results.

Mental performance/alertness

There has been effect of caffeine, tea or coffee on the short and long term memory and cognition but still benefits of green tea are not clear. You can improve sense of alertness and cognition with the green tea. There is caffeine in the green tea which is stimulant.

Photoprotection

The green tea can be used as protective agent of skin from ultraviolet rays. But there is no clear research about the effects of green tea on skin damage caused by sun.

Viral Infection

The viral infection with HTLV-1 is decreased by the green tea but there is need of well designed controlled research before making recommendation.

Weight loss

You can use green tea extract capsule for the weight loss or weight maintenance but study results are mixed and there is need of better research.

Weight loss (maintenance)

There are several small human studies addressing the use of green tea extract (GTE) capsules for weight loss or weight maintenance in overweight or average weight individuals. Study results are mixed. Better research is needed before a strong recommendation can be made in this area.