Promotes healthy brain function and healthy sleeping patterns. Tonifies heart and liver blood, calms shen, sedates liver fire and wind. Use for the disturbed shen symptoms of sleeplessness, agitation, mental exhaustion, dizziness, poor memory, fatigue. Recommended for strong episodes of insomnia with nightmares, palpitations, and restlessness. Function: Nourish heart; tranquilize spirit; benefit wisdom Application: Use to relieve def. heart, def. kidney, and def. blood syndrome. Symptoms: Poor memory, uneasiness, insomnia, palpitations, vertigo, tinnitus, poor memory.) In these cases, there is a heart/kidney imbalance where the kidney fails to balance the heart fire causing the signs of empty heat. Applications also use to relieve the following: Meniere's syndrome (vertigo, tinnitus) with Empty heat signs.