In 2006, new research in Michigan, at the Northwestern University Bio Med Department, medical proof become supplied that suggests that Oolong Tea and Puerh Tea both decrease the amount of blood lipids, causing weight reduction. In 2005, French medical doctors at a clinical trial, at the Roche Institute in Lorraine, tested the Yunnan Puerh Tea ingesting impact on 500 women and men between 30 and 60 years old. Their findings strongly counseled that drinking 3 cups a day can lessen frame fat successfully, allowing for weight manipulate.