Pharmaceutical Latin: Herba Equiseti Hiemalis
Common English: Equisetium
Scouring Rush
Shave Grass
Horse Tail
Dutch Rushes
Herbs that Release the Exterior: Cool, Acrid herbs that Release the Exterior (Wind-Heat Diaphoretics)
Taste Temperature Entering Meridians Dosage
Tincture: 1-4ml
Actions Indications/Syndromes

Disperses Wind-Heat, clears the eyes and eliminates superficial visual obstruction

Wind-Heat affecting the eyes with redness, pain, swelling, cloudiness, blurred vision, pterygium or excessive tearing, headaches

Liver/Gallbladder channel Fire

Liver Yin Deficiency haziness

Clears Heat and stops bleeding

Heat in the Blood causing hemafecia or hemorrhoids

  • Use caution for those with urinary frequency.
  • Use caution for those with depleted fluids
  • Use caution for those with Qi Deficiency or Qi and Blood Deficiency.
  • Use caution for those with Yin Deficiency, Yang Deficiency or Yin and Yang Deficiency.
  • Use caution during pregnancy.
  • Use caution for those with Heart and Kidney disorders.
  • Use caution for those with red eyes due to Liver Yang Rising.
  • Use caution with children under 1 year old.
  • Do not use for a prolonged period.

Flos Chrysanthemi
Ju Hua

Rz. Atractylodis
Cang Zhu

Fr. Tribuli
Bai Ji Li

Swelling, pain and redness of the eyes


Blurred vision and excessive tearing

Hives, itching, pterygium, and excessive tearing (Bai Ji Li is more effective at calming the Liver and removing obstruction while Mu Zei has a stronger dispersing action)

Flos Eriocauli
Gu Jing Cao
Concha Haliotidis
Shi Jue Ming

Fr. Sophorae
Huai Jiao
Rx. Sanguisorbae
Di Yu

Periostracum Cicadae
Chan Tui
Flos Eriocauli
Gu Jing Cao
Spica Prunellae
Xia Ku Cao
Fr. Tribuli
Bai Ji Li

Red eyes

Bleeding hemorrhoids or hemafecia due to Heat in the Blood

External Wind-Heat or Liver Heat with red eyes, Excess tearing etc.

Faeces Vespertilionis
Ye Ming Sha
Rx. Angelicae Sinensis
Dang Gui
Periostracum Cicadae
Chan Tui
Goat Liver



Night blindness due to Liver Blood Deficiency



  1. Some sources say that this herb has diuretic properties to treat Damp-Heat.
  2. Some sources say that this herb treats haziness due to Liver Yin Deficiency.
  3. Other sources classify this herb as a Heat Clearing herb which benefits the eyes.
  4. In the West, this herb is used for connective tissue weakness, toxicosis and organic Kidney, Lung and bone disease.
  5. Because of their high silica content, the stems are used as polishing tools and reeds for wind instruments.
  6. This herb accumulates gold from the soil and is used as an indicator of gold content in the soil.
  7. It is rarely used in Wind-Heat formulas unless there is an associated eye disorder.
  8. This herb treats pain from bulging disorders, prolapsed rectum, bleeding hemorrhoids from Intestinal Wind, hemafecia, and gynecological bleeding as long as they are due to Wind-Heat.
  9. It can be used alone at a dosage of 15 to 30g for bloody dysentery.
  10. Mu Zei and Hb. Ephedrae Ma Huang are similar in form and nature but Mu Zei is not acrid and hot. It enters the Liver and Gallbladder channels to disperse Wind-Heat from the their Blood levels and make the Blood rise up to the eyes. Ma Huang is focused on opening the Wei Qi to induce copious sweating.
  11. Both Mu Zei and Fr. Tribuli Bai Ji Li dredge and disperse Wind-Heat, brighten the eyes, stop itching and can be combined to treat these conditions. Bai Ji Li calms and extinguishes Internal Wind and dredges the Liver to promote the flow of stagnant Qi and Blood. Mu Zei releases the muscle layer, expels Wind-Dampness and more strongly eliminates superficial visual obstruction.