A Review on Green Tea (camellia sinensis)

Tea is one of the most widely consumed beverages worldwide, and is available in various forms. Green tea is richer in anti-oxidants compared to other forms of tea.Tea is composed of polyphenols, caffeine, minerals and trace amounts of vitamins, amino acids, and carbohydrates. The composition of tea varies depending on the fermentation process employed to produce it. The phytochemicals present in green tea are known to stimulate the central nervous System and maintain Overall health in humans. Green tea phytochemicals are a potent source of exogenous antioxidant candidates that could nullify excess endogenous ROS (reactive oxygen. species) and RNS (reactive nitrogen species). Inside the body, and thereby diminish the impact. of photoaging Green tea Supplementation increases the collagen and elastin Fiber content, and Suppresses collagen degrading enzyme MMP-3 production in the skin. conferring an anti-wrinkle effect. This describes the reported anti-photoaging. Stress resistance and neuroprotective and autophagy properties of one of the most widely known functional Foods - green tea.