Herb in Thai notifiable formulas

Holy Basil Leaf

กะเพราแดง · Kaphrao Daeng

Ocimum tenuiflorum L.

Family
Labiatae
Part used
leaf
Crude drug
Ocimi Tenuiflori Folium
In the announcement
Used in 5 notifiable formulas (1 as capsules)
Holy Basil Leaf, dried leaf of the red variety
Photo: Pallavi Biswas Kundu · Wikimedia Commons · CC BY-SA 4.0 · resized
Thai Herbal Pharmacopoeia (THP)

Constituents and quality criteria of Holy Basil Leaf

Summarised from the Holy Basil Leaf monograph of the Thai Herbal Pharmacopoeia, Department of Medical Sciences, the standard used to test the dried leaf of the red variety.

The pharmacopoeia sets no minimum marker content for this herb. Use the raw material quality criteria below for acceptance testing.

Constituents

Holy Basil Leaf contains up to about 1.7 per cent of volatile oil, of which methyl eugenol, caryophyllene and methyl chavicol are its major components. It also contains β -carotene, sterols, fatty acids, etc.

Raw material quality criteria

Acid-insoluble ashNot more than 2.0% w/w
Sulfated ashNot more than 20.0% w/w
Water-soluble extractiveNot less than 20.0% w/w
Ethanol-soluble extractiveNot less than 5.0% w/w
Volatile oilNot less than 1.0% v/w

Storage: Holy Basil Leaf 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
Development potential

Develop Holy Basil Leaf into a product with the TIBD group

In notifiable formulas5 formulas1 as a single-herb formula
THP raw-material criteria5 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