Researchers from China, Xin-Xin Zheng and his team of the Peking Union Medical College, Beijing, China conducted a study and poll of the 14 studies on green tea.
In each study the researchers randomly divided participants into two groups, ie groups who drank green tea or extract for 3 weeks to 3 months, and the group that received inactive preparations.
In general, those from the green tea group had total cholesterol 7.2 mg / dL lower than the comparison group. In addition levels of LDL or bad cholesterol 2.2 mg / dL lower or have decreased more than two percent. While there was no difference in the value of good cholesterol (HDL) in the two groups.
The active ingredients are thought to play a role in lowering cholesterol is the catechins which will reduce the absorption of cholesterol in the intestine.
Despite having the benefits of cholesterol reduction but experts warn that the effects of the decline is very small. "Drinking green tea can not be recommended for patients who already have high-cholesterol," says Nathan Wong, researchers say.
Experts are also worried about the side effects of green tea consumption is too high. Several studies have linked liver damage dangers. Green tea can also interact with drugs that reduce efektivtiasnya.
Cholesterol reduction remains to be done with lifestyle modifications and include a variety of sides, such as diet, exercise, and medication if necessary. However, green tea can be incorporated into the diet is good for the heart.
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