Herb in Thai notifiable formulas
Vetiver Root
แฝกหอม · Faek Hom
Chrysopogon zizanioides (L.) Roberty
- Family
- Gramineae
- Part used
- root
- Crude drug
- Chrysopogon Zizanioides Radix
- In the announcement
- Used in 15 notifiable formulas (4 as capsules)
Thai Herbal Pharmacopoeia (THP)
Constituents and quality criteria of Vetiver Root
Summarised from the Vetiver Root monograph of the Thai Herbal Pharmacopoeia, Department of Medical Sciences, the standard used to test the dried root.
The pharmacopoeia sets no minimum marker content for this herb. Use the raw material quality criteria below for acceptance testing.
Constituents
Vetiver Root contains a volatile oil, of which khusimol, khusimone, α-and β-vetivone are its major components.
Raw material quality criteria
| Foreign matter | Not more than 2.0% w/w |
| Total ash | Not more than 11.0% w/w |
| Acid-insoluble ash | Not more than 8.0% w/w |
| Water-soluble extractive | Not less than 5.0% w/w |
| Ethanol-soluble extractive | Not less than 2.0% w/w |
| Volatile oil | Not less than 0.5% v/w |
Storage: Vetiver Root shall be kept in well-closed containers, preferably of metal or glass, protected from light and stored in a cool and dry place.
Source: Thai Herbal Pharmacopoeia, Department of Medical Sciences (online edition, accessed 21 October 2026)Read the full THP monograph
Formulas using Vetiver Root
15 formulas containing Vetiver Root
Select a formula to see its ingredients and indications. Formula names and indications are a reference translation; the Thai announcement is the legal text.
- Ya Prasa Kanphlu Clove formula for stomach ache and indigestionRelieves abdominal pain, abdominal colic/flatulent discomfort, and fullness and distension from indigestion due to disordered elements (that)
- Ya That Samret Element formula for wind and colicCarminative (relieves flatulence), relieves abdominal pain, abdominal colic/flatulent discomfort and abdominal fullness
- Ya Chiranakkhichon Traditional formula for wind and bloatingCarminative (relieves flatulence); relieves abdominal bloating and flatulence (general-sale herbal product)
- Ya Patolathikhun Traditional formula for fever with phlegmRelieves fever due to heat and phlegm (khai phuea kamdao lae samha); relieves fever recurring every other day (khai chap wan wen wan)
- Ya Hom Thep Chit Fragrant cordial formula for dizziness and palpitationsRelieves subtle wind (lom kong la-iat) causing symptoms such as dizziness, faintness (sawing sawai), palpitations, etc., and nourishes the mind (bamrung duang chit) so that it is refreshed
- Ya Khiao Hom Green fragrant formula for fever, measles and chickenpoxRelieves feverishness (tua ron), internal heat (ron nai) and thirst; relieves measles fever; relieves chickenpox fever
- Ya Khiao Hom Green fragrant formula for fever, measles and chickenpoxRelieves feverishness (tua ron), internal heat (ron nai) and thirst; relieves the toxic effects (phit) of measles and chickenpox
- Ya Hom Kae Lom Wing Wian Fragrant formula for dizziness and fatigueRelieves dizziness due to wind (lom wing wian), fatigue and sleeplessness
- Ya Hom Kae Lom Wing Wian Fragrant formula for dizziness and fatigueRelieves dizziness due to wind (lom wing wian), fatigue and sleeplessness
- Ya Nonthasen Traditional blood tonic formulaBlood tonic (bamrung lohit)
- Ya Hom Nawakot Fragrant nine-kot formula for dizziness and nauseaRelieves dizziness due to wind (lom wing wian), nausea and vomiting (wind causing tightness in the chest, lom chuk naen nai ok) in the elderly; relieves post-fever wind (lom plai khai) (after recovering from fever, symptoms remain such as nausea, dizziness, loss of appetite, abdominal bloating and fatigue)
- Ya Prasa Kanphlu Clove formula for stomach ache and indigestionRelieves abdominal pain, abdominal colic/flatulent discomfort, and fullness and distension from indigestion due to disordered elements (that)
- Ya That Samret Element formula for wind and colicCarminative (relieves flatulence), relieves abdominal pain, abdominal colic/flatulent discomfort and abdominal fullness
- Ya Patolathikhun Traditional formula for fever with phlegmRelieves fever due to heat and phlegm (khai phuea kamdao lae samha); relieves fever recurring every other day (khai chap wan wen wan)
- Ya Patolathikhun Traditional formula for fever with phlegmRelieves fever due to heat and phlegm (khai phuea kamdao lae samha); relieves fever recurring every other day (khai chap wan wen wan)
Development potential
Develop Vetiver Root into a product with the TIBD group
In notifiable formulas15 formulasused in multi-herb formulas
THP raw-material criteria6 testsfor acceptance testing before production
Marker with a minimum contentNot setquality is checked with the raw-material criteria
Testing in the groupVISBIOVolatile compound analysis by GC-MS
Three ways forward 1Notify a listed formula2Adapt it through detailed notification3Develop a Category B herbal medicine or Category C health productSee the development pathway
VISBIO · laboratory in the TIBD group
Volatile compound analysis by GC-MS
Analytical testing of Vetiver Root raw materials and products by VISBIO, the laboratory in our group.
See the VISBIO serviceK-API · manufacturing in the groupExtract and manufacture at K-API
The TIBD group plant licensed by the Thai FDA to manufacture herbal products, so extraction and production stay within the group.
See the K-API plantTIBD · consultationPlan a product with Vetiver Root
We check whether your formula qualifies for notification, detailed notification or registration with the Thai FDA, then prepare the filing documents.
Talk to our team on LINE