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.
2. Black. Black tea is one of the most highly caffeinated varieties of tea, with about 40 milligrams of caffeine per cup. Black tea also contains thearubigins and theaflavins, two types of antioxidants that have been linked to lower cholesterol levels.