Ba Ji Tian (Morinda Root)

Chinese Herb Actions

Chinese Herb Dosage

• What is the typical dosage of Ba Ji Tian?

  Roughly 10–15 g in decoction, using the processed root. Sacred Lotus sources & references give this range, consistent with standard materia medica dosing.

  Source: Sacred Lotus sources & references; cross-referenced against multiple online sources. Reference only — not a prescription.

Chinese Herb Contraindications & Cautions

• Are there cautions for Ba Ji Tian?

  Ba Ji Tian is not suitable for patients with Damp-Heat or Yin-deficient Fire — being warming and yang-tonifying, it can aggravate heat-type or yin-deficient-heat patterns.

  Note on Morinda citrifolia (“noni”): published case reports of hepatotoxicity associated with noni juice/extract (a different Morinda species and product, taken as a Western dietary supplement) are a distinct body of safety literature and should not be read as applying to Ba Ji Tian root as used in Chinese medicine formulas — see research below.

  Source: Sacred Lotus sources & references; cross-referenced against multiple online sources.

Western / Biomedical Research

Chinese Herb Clinical Studies & Research

Provided as research context — a summary of published biomedical study, not a therapeutic or medical claim.

• Is there modern research on Ba Ji Tian (Morinda officinalis), and how does it relate to noni safety concerns?

  Yes — an active preclinical and small clinical literature on Morinda officinalis oligosaccharides (MOO) for mood, plus a separate line of bone-protective research; noni (Morinda citrifolia) hepatotoxicity case reports are a distinct body of evidence about a different species/product.

  • Morinda officinalis oligosaccharides and mood (preclinical + small human trial) — MOO preparations reduce depression-like behavior and neuroinflammation in rodent models via mitochondrial/mitophagy and gut-microbiome–serotonin (5-HTP) pathways in several 2022–2023 studies. A small human trial (27 patients with major depressive disorder vs. 29 healthy controls, 8 weeks of MOO treatment with resting-state fMRI) found changes in default-mode-network activity after treatment, with the authors framing this as exploratory/biomarker research rather than a definitive efficacy trial.
  • Bone protection / anti-osteoporosis (preclinical) — multiple animal and cell studies report that Morinda officinalis polysaccharides support osteoblast activity and inhibit osteoclast differentiation, improving bone microarchitecture in ovariectomized-rat and cell models — a plausible mechanistic echo of the traditional “strengthens tendons and bones” action, though this is preclinical, not clinical, evidence.
  • Noni (Morinda citrifolia) hepatotoxicity — a different species/product, noted for public-safety context only — multiple published case reports (2005–2013) describe acute hepatitis or liver injury in individuals consuming commercial noni juice/extract, in one case alongside phenobarbital. This literature concerns the tropical fruit product Morinda citrifolia, a different species from the Ba Ji Tian root (Morinda officinalis) used in Chinese medicine, and should not be conflated with it.

  Sources: J Neuroinflammation (2023), PMID 36765376; Acta Pharm Sin B (2022), PMID 35967282; Psychiatry Res Neuroimaging (2024), PMID 38968754; J Ethnopharmacol (2020) bioassay-guided anti-osteoporotic polysaccharides, PMID 32668320; Chin J Nat Med (2014) anti-osteoporotic capsule study, PMID 24702807; World J Gastroenterol (2005) noni hepatitis case reports, PMID 16094725; Eur J Gastroenterol Hepatol (2005), PMID 15756098; Am J Gastroenterol (2008), PMID 18844633. Research context, not a therapeutic claim.

Chinese Herb Notes

• How is Ba Ji Tian processed, and how is it different from “noni”?

  Ba Ji Tian root has a tough, non-medicinal woody core running through it, which is traditionally split out and discarded before the fleshy root bark is used — the fleshy, purplish root tissue is the medicinal part; the fibrous core is removed during processing (sometimes with a salt or licorice-water preparation) to concentrate the usable material and improve decoction quality.

  Ba Ji Tian (Morinda officinalis) is a different plant, used differently, from “noni” (Morinda citrifolia). Both belong to the genus Morinda, but:

  • Ba Ji Tian (M. officinalis) — the dried root, used in Chinese medicine specifically as a Kidney-yang tonic and for Wind-Damp joint pain.
  • Noni (M. citrifolia) — the tropical fruit, sold mainly as a Western dietary-supplement juice/extract for general wellness, with its own separate research and safety literature — including multiple published case reports of acute hepatitis/liver injury associated with noni juice consumption (see cautions/research). These noni hepatotoxicity reports concern the fruit product and do not apply to the Ba Ji Tian root.

  Source: Sacred Lotus sources & references; cross-referenced against multiple online sources; noni case-report literature (below).