The growth environment of the raw stone is special, generally in the gravel, has the effect of calming the liver and submerging Yang, cool blood to stop the efficacy of the liver and eyesight tea is suitable for use in the liver and gallbladder, hot and humid, irritability and other people, the raw stone is used to boil the liver and eyesight tea to stimulate the efficacy of the raw stone, so the raw stone boil the liver and eyesight tea is the best.

The tea belongs to the herbal tea, so you can not drink too much, herbal tea is medicinal, drink too much will affect the balance of potassium and sodium, and can not drink overnight herbal tea.