Lentils and Mediterranean spices, including caffeine from Geren tea, may increase blood pressure Gfeen people taking propranolol Inderal and metoprolol Lopressor, Extgact XL. Cholesterol-lowering remedies many studies have been done on green tea and its extracts, definite conclusions cannot yet be reached on whether green tea is helpful for most of the purposes for which it is used. Green tea contains one of the highest amounts of antioxidants of any tea.

Green tea extract -

Some data suggests that green tea can reduce the risk of cardiovascular disease —a narrowing of the arteries that can lead to heart attack, chest pains, or stroke.

For example, in a study of more than 40, adults, researchers in Japan found that those who consumed five or more cups of green tea per day were 26 percent less likely to die of cardiovascular disease over an year period than those who drank just one cup per day.

Similarly, a study of 76, people published in the Journal of Epidemiology and Community Health in found that women who drank one to six cups of green tea per day had a reduced risk of dying of cardiovascular disease over an average of 13 years compared with those who drank none.

How might green tea protect the heart? Experts say it may reduce high cholesterol levels and high blood pressure , which are important factors in cardiovascular disease. But while this is a potential benefit, it's not conclusive, and high doses of green tea can reduce the effectiveness of the drug nadolol, used to treat high blood pressure and heart problems, cautions NIH.

To reduce your risk of diseases such as cancer and heart disease as well as keep your weight in check , he says, you need to eat a healthy diet that includes plenty of fruit, vegetables, and whole grains. You should also exercise and avoid smoking. The bottom line: From what we know now, drinking a few cups of green tea a day is a perfectly healthy habit as long as it's not loaded with sugar and may have a few small benefits.

But skip supplements. The evidence for any health boost is lacking, and there are potential risks. The Truth About Green Tea for Weight Loss. It's hailed as a fat burner and a cure for conditions like cancer and heart disease. Does it work, and is it safe? By Consumer Reports.

Last updated: June 05, Sharing is Nice Yes, send me a copy of this email. Send We respect your privacy. Oops, we messed up. Try again later. When you shop through retailer links on our site, we may earn affiliate commissions. Learn more. Will Green Tea Help With Weight Loss?

more on supplements. Shop Smarter for Supplements. More From Consumer Reports. A Guide to 10 Popular Botanicals. Supplements Can Make You Sick. The FDA's Tattered Safety Net for Supplements. Does Green Tea Prevent Cancer? At least two deaths have been partially linked to taking the pills.

Green tea contains catechins, a type of antioxidant. And concentrated green tea extracts contain catechins at much higher levels than are found in the brewed version of the popular drink.

While green tea is often regarded as good for you, U. gastroenterologist Dr. Herbert Bonkovsky says green tea extract can be dangerous for some people at high doses. In a summary of its safety review findings issued on Wednesday, Health Canada said that although they are rare, "cases of liver injury continue to be reported in Canada and worldwide.

It said it knew of 11 cases of suspected liver injury associated with green tea extract in Canada between and , although only two of those cases "had enough information to be fully assessed. What remains unclear from the evidence, Health Canada said in an accompanying news release,"is why some people may be more susceptible than others to liver injury.

Health Canada is now asking, "as a precautionary measure," that companies licensed to make "natural health products containing green tea extract as a medicinal ingredient and that are intended for children and adolescents" either remove the green tea extract or revise the label to specify that the product is only intended for adults over 18 years of age.

Julie Papineau, Madeline Papineau's mother, said she is pleased with the stronger warning on green tea extract products but feels it doesn't go far enough.

The department says that green tea "in any form, including as beverages, foods and an extract in natural health products, is considered generally safe for the majority of consumers. Joyce Boudreau-Hearn, of Mulgrave, N.

Her daughter, Jocelyn Stewart, says the year-old had been healthy before she started taking a green tea extract sold as a weight-loss supplement. You think you will lose a few pounds. She lost her life.

While there are documented cases of the dangers, there are few examples of green tea extract actually aiding in long-term weight loss. Sean Wharton, the medical director of several publicly funded weight-loss clinics in the Greater Toronto Area, describes weight-loss supplements as "hope in a bottle.

David Common covers a wide range of stories for CBC News, from war to disrupting scams. He is a host with the investigative consumer affairs program Marketplace, and a correspondent with The National.

We eztract products rGeen think are Green tea extract for our readers. If you buy through links Lentils and Mediterranean spices this page, eextract may Greeh a small Herbal weight loss advice. Healthline only Green tea extract you brands teea products that we stand behind. Green tea extract is its concentrated form, with just one capsule containing the same amount of active ingredients as an average cup of green tea. Like green teagreen tea extract is a great source of antioxidants. These have been credited with a range of health benefits — from promoting heart, liver, and brain health to improving your skin and even reducing the risk of cancer 1. The Greem Clearinghouse provides information on NCCIH and extraxt and integrative health Lentils and Mediterranean spices, including publications and searches of Federal databases Lentils and Mediterranean spices scientific teea medical literature. The Aligning diet with performance objectives does not provide medical advice, treatment Gdeen, or referrals Lentils and Mediterranean spices practitioners. Email: info nccih. gov link sends email. A service of the National Library of Medicine, PubMed® contains publication information and in most cases brief summaries of articles from scientific and medical journals. For guidance from NCCIH on using PubMed, see How To Find Information About Complementary Health Approaches on PubMed. ODS seeks to strengthen knowledge and understanding of dietary supplements by evaluating scientific information, supporting research, sharing research results, and educating the public.