Tea Health Research
Tea has long been hailed as a stress reliever, but this has seldom been tested scientifically. A recent human study has found that people who drank tea four times a day, for six weeks, had lower blood cortisol levels and were...
Regular green tea consumption appears to be associated with a reduced risk of cognitive decline, according to a study of more than 1000 Japanese adults in their 70s. Those who drank two or more cups of green tea a day were half...
A meta-analysis of studies into the relationship of tea drinking to the risk of developing breast cancer, has found a 20% reduction with high green tea consumption, with no comparable benefit for black tea (with some studies...
The effect of black tea consumption on ovarian cancer risk was recently investigated. A case–control study included 414 women with primary epithelial ovarian, fallopian or peritoneal cancer and 868 age- and region- matched...
Following press reports of studies carried out at the Mayo Clinic, Rochester, Minnesota which found that EGCG was able to kill cancer cells in vitro from patients with chronic lymphocytic leukaemia (CLL), four patients with low...
Epigallocatechin-3-gallate (EGCG), an ingredient of green tea, has been found to significantly reduce production of beta-amyloid, an Alzheimer's-related protein, which can accumulate abnormally in the brain and lead to nerve...
It appears that adding milk to tea negates its benefits in preventing cardiovascular disease. The caseins (proteins) in the milk interact with the catechins in the tea which are responsible for its protective effects. Sixteen...
Twenty smokers who drank green tea for four weeks showed improvement in markers of atherosclerosis (reductions in soluble P-selectin levels and concentrations of oxidised LDL. (Clin Biochem 2005; 38: 84-7).
Experimental studies indicate the chemopreventive properties of green tea extract (GTE) on colorectal cancer, while epidemiologically, green tea consumption of more than ten cups daily is associated with reduced colorectal...
Taking Polyphenon E, a compound containing tea polyphenols including epigallocatechin-3-gallate (EGCG), can improve serum levels of prostate cancer markers in men suffering from the condition. Twenty-six men with scheduled for...