Tall Gastrodia Tuber

Chinese
天麻
Pinyin
Tian Ma
Latin
Rhizoma Gastrodiae

TCM Properties

Taste
sweet
Temperature
neutral
Channels
Liver

Traditional Use

Primary Actions

  • Extinguishes Wind and stops spasms
  • Calms the Liver and subdues Yang
  • Dispels Wind-Dampness and unblocks collaterals
  • Alleviates pain

Secondary Actions

  • Nourishes Blood to settle dizziness
  • Promotes smooth Liver function

Classic Formulas

  • Tian Ma Gou Teng Yin — addresses Liver Yang rising with headache and dizziness
  • Ban Xia Bai Zhu Tian Ma Tang — treats Wind-Phlegm dizziness and vertigo

Classical References

  • Ben Cao Gang Mu (Li Shizhen): 'Tian Ma is the Calm-Wind Herb, and therefore is the divine medicine for treating Wind'

Modern Research

Active Compounds

  • Gastrodin (p-hydroxybenzyl alcohol glucoside)
  • Vanillin
  • Vanillyl alcohol
  • 4-Hydroxybenzaldehyde
  • Gastrodioside

Studied Effects

  • Gastrodin demonstrates therapeutic potential for nervous system disorders including stroke, epilepsy, and headache (PMID 37749449)
  • Active compounds improve learning and memory in Alzheimer's disease model via targeted metabolomics (PMID 40408941)
  • Gastrodin reduces neuroinflammation and microglial activation via TLR4/TRAF6/NF-κB pathway (PMID 38552431)

PubMed References

Safety & Interactions

Contraindications

  • Blood deficiency without Wind patterns
  • Yin deficiency with internal Heat
  • External Wind-Cold headache (common cold type)

Cautions

  • Standard dose 3–10g; maximum single dose 40g
  • Avoid prolonged use without practitioner guidance

Conditions