Kutaki is a perennial, more or less hairy herb, globally distributed in the Himalayan range across Pakistan, India and Nepal. Within India, it is found in the alpine Himalayas of Jammu & Kashmir, Himachal Pradesh, Uttarakhand and Sikkim between an altitude range of 3300-4300 m. Leaves are coarsely toothed 5–15 cm long. Rhizome are 2.5-8 cm long and 4-8 mm thick, subcylindrical, straight or slightly curved, externally greyish-brown, surface rough due to longitudinal wrinklesat places cork exfoliates exposing dark cortex; fracture, short; odour, pleasant; taste, bitter. Root are thin, cylindrical, 5-10 cm long, 0.05-0.1 cm in diameter, straight or slightly curved with a few longitudinal wrinkles and dotted scars, mostly attached with rhizomes. Flowers are about small 8 mm, 5-lobed to the middle, and with much longer stamens pale or purplish blue, borne in cylindric spikes.Fruits are about 1.3 cm long.
Chemical composition :
The chemical constituents of 70% hydroalcoholic fraction of Picrorhizakurroa by LC–ESI–MS/MS which showed the presence of iridoid glucosides such as picroside I, picroside II, picroside III, picroside IV, kutkoside, pikuroside and flavonoids like apocynin and vanillic acid. P. kurroa exhibited DPPH radical scavenging and metal chelating activities with IC50 of 75.16 ± 3.2 and 55.5 ± 4.8 μg/mL and also showed potent reducing power and total antioxidant activities. The extract inhibited macromolecule damage such as H2O2 induced plasmid DNA damage and AAPH induced oxidation of bovine serum albumin and lipid production of rat hepatic tissues.
Properties :
• Rasa – Tikta
• Guna –Ruksha , Laghu
• Virya – Sheet
• Vipaka – Katu
• It balances Kappha& Pitta dosha.
Benefits :
Kutki can be used in the following ways:
• Kutki roots, stems, and leaves extracts can be used in the form of capsules, powder, ‘churna’, decoction, infusions and confections to manage various ailments.1
• It is used as an astringent and applied on the skin in case of minor abrasions.1
• It can be used as an appetizer.
• Decoction of kutki with honey or kutki powder with sugar is used to treat jaundice in ayurveda.