Green tea contains all kinds of constituents that are good for you.
These constituents can be classified according to 2 main categories—those that dissolve easily in water (about 30%) and those that do not (about 70%).
The unique constituents of green tea that dissolve easily in water are…
Catechin, caffeine, vitamin C and theanine.
Catechin, caffeine, vitamin C and theanine.
 | Catechin inhibits carcinogenic action and prevents food poisoning and tooth decay. The catechin found in green tea has been proven to suppress the proliferation of bacteria that is responsible for tooth decay. Breath fresheners and anti-decay toothpaste containing catechin have recently been introduced to the market. |
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 | Caffeine enters the bloodstream and stimulates the brain to eliminate drowsiness and leave you feeling refreshed. However, caffeine has also been reported to cause agitation, insomnia, act as a diuretic and cause tremor in some people. |
 | Vitamin C is effective in preventing colds, fighting cancer-causing free radicals and preventing scurvy, in addition to having cosmetic and nutritional benefits. The vitamin C found in green tea is relatively resistant to heat and once ingested reaches every area of the body to take effect. Vitamin C also functions as a beauty aid by increasing the elasticity of the skin and inhibiting melanin pigmentation. |
 | The theanine in green tea works to calm the brain and nervous system and has an overall relaxing effect. |
The unique constituents of green tea that do not dissolve easily in water and get left in the tea dregs…
Dietary fiber, β-carotene, vitamin E, chlorophyll
Dietary fiber, β-carotene, vitamin E, chlorophyll
 | Dietary fiber is effective in the prevention of colon cancer, constipation and diabetes. |
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 | β-carotene is the supply source for vitamin A. It inhibits the generation of active oxygen inside the body. It also boosts the immune system. |
 | Vitamin E eliminates the active oxygen in the body, inhibits lipid peroxidation, prevents cataracts and diabetes and boosts the immune system. |
