White Chestnut 白栗 " piece of mind "
Used for being tormented by intrusive, unwanted thoughts that 'swirl around the head' incessantly. People needing White Chestnut crave a quiet stillness but are unable to calm their thoughts.
Negative emotion causing unhappiness:
Incessant, unwanted thoughts / 'Mental chatter'
Positive emotion encouraged by the Essence:
Clear / Still / Peace of mind