Symptoms of a choline deficiency may possibly include: 1  low energy levels of fatigue. 2  memory loss. 3  cognitive decline. 4  learning disabilities. 5  muscle aches. 6  nerve damage. 7  mood changes or disorders.
The names of Japanese green teas generally end in cha (meaning tea). Preparation of green teas requires pure water at 175Â° F. (Boil, then cool 3 mins) Chinese green teas contain about 30â35 milligrams of caffeine per 8 oz cup, and Japanese green teas contain 25â30 milligrams of caffeine per 8 oz cup.
Black Tea: Made with fermented tea leaves, black tea has the highest caffeine content and forms the basis for flavored teas like chai, along with some instant teas. Black tea may protect lungs from damage caused by exposure to cigarette smoke. It also may reduce the risk of stroke. White Tea: Uncured and unfermented.