Beautiful Sweetgum Resin

Chinese
白胶香
Pinyin
Bai Jiao Xiang
Latin
Liquidambaris Resina

TCM Properties

Taste
acrid, bitter
Temperature
neutral
Channels
Spleen, Lung, Liver

Traditional Use

Primary Actions

  • Invigorates Blood and alleviates pain - used when blood stasis and constrained circulation produce fixed painful swelling, traumatic tenderness, or stubborn nodular lesions that benefit from a resinous moving medicinal.
  • Resolves toxin and disperses deep-rooted boils - classically applied for scrofula, carbuncles, ulcers, and chronic suppurative lesions when toxic swelling and local stagnation coexist.
  • Cools Blood while assisting hemostasis - extended to epistaxis, hematemesis, and bleeding from cuts or ulcerated lesions when Heat and stasis are both part of the presentation.
  • Promotes tissue repair in topical use - ground resin or plaster preparations were used on difficult wounds and sores to reduce pain while encouraging new flesh to form.

Secondary Actions

  • Bai Jiao Xiang and Feng Xiang Zhi are synonym names for the same sweetgum resin; this record keeps the Bai Jiao Xiang entry because the import spreadsheet split the resin into two pinyin variants.
  • Its clinical niche overlaps trauma, painful swelling, and ulcerative external medicine more than routine long-course internal tonification.

Classic Formulas

  • Xiao Jin Dan (小金丹) - from Wai Ke Zheng Zhi Quan Shu Ji, where Bai Jiao Xiang helps regulate qi and blood, disperse hard swellings, and relieve pain in scrofula, deep abscesses, and fixed nodular masses.

Classical References

  • TCM Wiki and American Dragon both identify Bai Jiao Xiang as the same medicinal substance as Feng Xiang Zhi, a sweetgum resin with pungent-bitter, neutral properties that enters the Spleen, Lung, and Liver channels.
  • Traditional indications consistently include epistaxis, hematemesis, deep-rooted boils, ulcers, scrofula, dental pain, and other painful toxic swellings, with both internal powder use and external paste application described.
  • IMPORT NOTE: The spreadsheet created separate slugs for Bai Jiao Xiang and Feng Xiang Zhi, but the source literature treats them as the same resin under alternate names.
  • Older materia medica and trade references may list the Latin under forms such as Resina Liquidamberis Taiwanianae or Resina Liquidamberis Formosanae rather than the modernized Liquidambaris Resina.

Modern Research

Active Compounds

  • Liquidambaric acid (oleanane triterpenoid) - one of the characteristic sweetgum-resin triterpenes investigated for transcription-factor and anti-inflammatory pathway effects
  • Oleanolic acid (oleanane triterpenoid) - a recurrent pentacyclic triterpene marker in resin isolates with broad pharmacologic interest
  • Liquidambaric lactone (triterpenoid lactone) - part of the resin's anti-angiogenic triterpene profile
  • Liquidambolide A and liquiditerpenoic acids A and B (diterpenoids) - distinctive resin diterpenes that expand the modern phytochemical map of the drug
  • Cinnamic acid ester derivatives (phenylpropanoid esters) - newer isolated constituents that support ongoing chemistry work on Liquidambaris Resina

Studied Effects

  • Anti-angiogenic activity - pentacyclic triterpenes isolated from Liquidambar formosana resin inhibited VEGF-driven endothelial proliferation and migration in vitro, giving a modern correlate for anti-swelling and tissue-modulating uses (PMID 33556839)
  • Antiplatelet and cytotoxic screening - resin triterpenes showed inhibition of ADP-induced platelet aggregation and selective cytotoxicity in cell testing, supporting continued interest in blood-moving chemistry (PMID 21605635)
  • NFAT-pathway inhibition - oleanane triterpenoids including liquidambaric acid demonstrated inhibitory activity against the NFAT transcription factor in vitro, suggesting an immunomodulatory mechanism relevant to inflamed lesions (PMID 14993816)
  • Phytochemical expansion - additional diterpenoids and cinnamic acid ester derivatives continue to be identified from the resin, indicating a chemically richer materia medica than older monographs implied (PMID 23962240; PMID 37802781)

PubMed References

Safety & Interactions

Contraindications

  • Pregnancy
  • Bleeding without stasis, toxin, or heat signs requiring a moving resin

Cautions

  • Because this herb moves Blood and is traditionally contraindicated in pregnancy, it should not be used casually in bleeding or threatened-pregnancy settings
  • Resin quality varies by sourcing and processing; heavily contaminated or adulterated material is a concern in poorly regulated supply chains
  • MSK page not found - drug interaction data not available from Memorial Sloan Kettering integrative medicine database

Conditions