Root of Chinese Angelica

Chinese
当归
Pinyin
Dang Gui
Latin
Radix Angelicae Sinensis

TCM Properties

Taste
sweet, acrid
Temperature
warm
Channels
Liver, Heart, Spleen

Traditional Use

Primary Actions

  • Nourishes Blood
  • Invigorates Blood and dispels stasis
  • Regulates menstruation
  • Alleviates pain
  • Moistens intestines and unblocks bowels

Secondary Actions

  • Supplements when combined with tonifying herbs; moves Blood when paired with dispersing agents
  • Addresses both Blood deficiency and Blood stasis simultaneously

Classic Formulas

  • Si Wu Tang — foundational Blood-nourishing formula for Blood deficiency patterns
  • Sheng Hua Tang — primary postpartum recovery formula for lochia retention and Blood stasis
  • Dang Gui Bu Xue Tang — combines with Huang Qi in 1:5 ratio to tonify Qi and generate Blood

Classical References

  • Classical literature refers to Dang Gui as 'female ginseng' for its supreme Blood-nourishing and menstrual-regulating properties

Modern Research

Active Compounds

  • Z-Ligustilide
  • Ferulic acid
  • Butylidenephthalide
  • Angelica polysaccharides
  • Vanillic acid

Studied Effects

  • Comprehensive review identifies phthalides and organic acids as primary constituents with blood tonification and analgesic mechanisms (PMID 27211015)
  • Ferulic acid, Z-ligustilide, and E-ligustilide demonstrate nephroprotective effects against cisplatin-induced kidney toxicity in vitro (PMID 25561245)
  • Ferulic acid and Z-ligustilide synergistically modulate cold-sensing proteins TRPM8 and TRPA1, with potential for pain and cold sensitivity applications (PMID 27413384)

PubMed References

Safety & Interactions

Contraindications

  • Pregnancy — increases risk of miscarriage; blood-activating properties may stimulate uterine contractions
  • Breastfeeding — avoid due to insufficient safety data
  • Excessive menstrual bleeding or active hemorrhage — blood-invigorating properties worsen bleeding
  • Hormone-sensitive cancers (breast, prostate) — estrogenic activity may worsen condition

Cautions

  • Photosensitivity and photodermatitis reported; limit sun exposure during use
  • GI effects: bloating, diarrhea, appetite loss
  • Use cautiously in Yin deficiency with vigorous Fire or diarrhea/loose stools

Drug Interactions

  • Anticoagulants (e.g., warfarin) — Additive anticoagulant effect; may increase bleeding risk and elevate PT/INR (Moderate) Source: Memorial Sloan Kettering
  • CYP3A4 substrate drugs — Prolonged use induces CYP3A4 via pregnane X receptor activation, potentially reducing concentrations of substrate medications (Unknown) Source: Memorial Sloan Kettering
  • ACE inhibitors (e.g., lisinopril) — Concurrent use exacerbated anemia in animal models; clinical relevance unknown (Unknown) Source: Memorial Sloan Kettering
  • Dual antiplatelet therapy (aspirin + clopidogrel) — Significantly alters pharmacokinetics with increased systemic exposure; clinical relevance unknown (Unknown) Source: Memorial Sloan Kettering
  • Clozapine — Moderate-to-strong inducer of clozapine metabolism; may significantly reduce clozapine blood levels (High) Source: Memorial Sloan Kettering

Conditions