Tea has hardly any calories and is low in sodium. It contains traces of proteins and carbohydrates, amino acids and lipids, but has more important quantities of vitamins, minerals, and antioxidants. To find out more take a look at Fact File on Tea. Potassium Potassium is vital for maintaining a normal heart beat. It enables nerves and muscles to function and regulates fluid levels within the cells.
Deficiency leads to erratic heart beat and fatigue.
A normal, balanced diet should provide sufficient potassium for health. However, eating disorders such as anorexia and bulimia and over exercise may lead to deficiency Diuretics also lead to loss of potassium, so women who use diuretics to counteract water retention around the time of their period or those prescribed them for high blood pressure may also be at risk of deficiency. Tea is a rich source of potassium. Although the oxygen we breath is vital to life, it is also incorporated into very reactive substances called free radicals which are harmful to our bodies. Free radicals cause damage to the components of our cells and have been implicated in the slow chain reaction of damage leading to heart disease and cancer.