In addition, tealeaf remains can be used as an application for blister and scald injuries and are also attributed with removing unpleasant odors. The husks of the seeds provide saponin, a substance that gives hair its silky and healthy sheen. Oil from seeds is used to make artificial butter.
Whereas drinking dark tea may cause constipation, a suitable amount of tea does help the digestive system. Recommended use is one cup of boiled water to one teaspoon of tea drank after being left to infuse for three to five minutes. Drinking four cups of green tea a day reduces the risk of cancer and lowers the level of bad cholesterol.