gui zhi

桂枝·Ramulus Cinnamomi

cassia twig

About gui zhi

Gui Zhi (桂枝) is the young twig of the cinnamon tree, recorded as Ramulus Cinnamomi. It is acrid and sweet in flavour, warm in temperature, and enters the Heart channel. The catalogue files it among the acrid, warm herbs that release the Exterior.

Names

Pinyingui zhi
Chinese桂枝
Latin NameRamulus Cinnamomi·Ramulus Cinnamonmi
English Namecassia twig·Cinnamon Twig·cinnamon twig; cassia twig
Japanesekeishi
Koreankyeji

Classification

Channels
Heart
Flavour
Acrid, Sweet
Temperature
Warm
Part used
Twig
Family
Lauraceae
Species
cinnamomum cassia
Tags
Chinese Herbs, Common

Actions and indications

Releases the Exterior and the muscle layer, assists Yang and harmonises the Ying and Wei

  • Wind-Cold
  • Tai Yang wind-stroke (Zhong Feng) in a weak person who catches cold easily
  • Wind-Cold on a background of deficiency, when sweating by itself has not resolved it

Warms the channels and collaterals, moves Qi and Blood through them and relieves pain

  • Wind-Cold-Damp Bi and arthritic pain, especially of the shoulders
  • Cold congealing the Blood, with absent or painful periods, with or without abdominal masses, and other gynaecological problems

Unblocks Yang and transforms Qi and thin fluids

  • Edema from Cold-Phlegm or deficient Yang Qi, with difficult urination, dizziness and palpitations
  • Abdominal fullness and difficult urination when Yang and fluids stagnate

Assists Heart Yang and warms and unblocks the Yang Qi of the chest

  • Palpitations when Yang in the chest is obstructed, whether by stagnation or deficiency
  • Weak chest Yang letting Phlegm and thin fluids rise while Lung Qi fails to descend: short breath, pain in the chest and back, palpitations
  • Angina-like chest pain from Blood stasis
  • Deficient Yang of the Heart and Spleen

Warms the Middle Jiao and directs turbid Yin downward

  • Yang deficiency of the Middle Jiao
  • Heart and Spleen Yang deficiency, typically with a craving for sweet food

Combinations

Dosage

AgeRawGranuleTinctureConcentrateFrequency
Any External conditions: 3-10g; Painful obstruction: 9-15g; Tincture: 1-3ml3-10 g1-3 ml

Cautions

Interactions

Drug interactions