Chinese: Ma Zi Ren Wan

English: Hemp Seed Pill

Source: Shanghanlun (Treatise on Cold Damage Diseases)

Pulse: fine

Tongue: yellow dry fur


Indications: This herbal formula has been used for patients with following health conditions and symptoms:

  • Constipation
  • Dry, hard stool
  • Round stool
  • Hemorrhoids
  • Dry skin
  • Abdominal pain

There are many other health conditions that may respond well to this herbal formula, in particular patients exhibiting indicative traditional diagnostic signs and symptoms.

Herbs in This Formula

Note: Suggested dosages of each herb in Kampo formulas are often smaller than those of Traditional Chinese Medicine (TCM). Individual dosages of herbs may be adjusted depending on each patient’s condition, constitutional patterns, quality of the herbs, and other factors involved.

Basic and Clinical Research on Mashiningan – Updated on Mar. 30, 2011

Ishioka T. Comparison of the efficacy of junchoto and mashiningan for atonic constipation in the elderly stratified by physical strength. Kampo no Rinsho (Journal of Kampo Medicine) 43: 1431-7 (1996).