Clearing Nut tree

The scientific name of Clearing Nut tree: Strychnos potatorum

Name of Clearing Nut tree in different languages:-

English: Clearing-Nut Tree

Sanskrit: Nirmala, Kataka, Ambuprasadah, Katah

Hindi: Nirmali

Tamil: Sillamaram, Sirungamaram, Tattan Kottei

Malayalam: Theetabaral- തെറ്റാംബരൽ

Plant description:

It is a deciduous tree, growing up to a height of 40 feet, the bark is 12 mm in thickness, color is brownish-black, rough, and corky with deep cracks. Leaves are simple, arranged opposite, estipulate, glabrous, elliptic, ovate to elliptic-ovate, base obtuse, apex acute, margin entire, glabrous and shiny, 3 to 5 nerved from the base. Flowers white, about 8.5 mm long, born in short axillary cymes, up to 8 mm long; pedicel 2 mm. Fruit is a berry, sized up to 18 mm across, with a hard pericarp, globose, black in color.

Leaf Arrangement

Shape-Oblong Margin-Entire Venation-parallel
 oblong  Margin_Entire


Clearing Nut tree Fruits


Useful plant parts:

Seeds, root

Medicinal uses:

To treat chronic diarrhea, gonorrhea, urinary organs, and diabetes.

Ayurveda medicinal uses of Clearing Nut tree

  1. Natural Flocculant: Nirmali seeds are used for purifying water, acting as a natural flocculant to remove impurities.
  2. Diuretic Properties: It is used as a diuretic to promote urine flow and eliminate excess fluids and toxins from the body.
  3. Anti-inflammatory Effects: Nirmali is valued for its anti-inflammatory properties, potentially beneficial for conditions like arthritis.
  4. Gastrointestinal Health: It aids in digestive disorders, helping to alleviate issues like indigestion and flatulence.
  5. Wound Healing: The oil derived from Nirmali seeds is used topically for wound healing, helping to prevent infection and promote faster recovery.
  6. Respiratory Support: It may be used in formulations for respiratory conditions, aiding in clearing congestion and coughs.
  7. Urinary Tract Health: Nirmali is traditionally used to support urinary tract health, potentially alleviating conditions like urinary tract infections.
  8. Anti-microbial Properties: It contains natural agents that can combat bacterial and fungal infections.
  9. Liver Health: Nirmali is believed to have benefits for liver health, aiding in detoxification and supporting overall liver function.
  10. Balances Vata Dosha: In Ayurvedic terms, it helps balance the Vata dosha, associated with movement and flow in the body.
  11. Menstrual Support: It may be used to ease menstrual cramps and regulate menstrual cycles.
  12. Skin Care: The oil from Nirmali seeds is applied topically for its potential benefits in skin conditions, thanks to its anti-inflammatory and antimicrobial properties.

Always consult with a qualified Ayurvedic practitioner or healthcare professional before using Nirmali for medicinal purposes. They can provide personalized advice based on individual health conditions and ensure its safe and appropriate use.

Chemical contents:


Clearing Nut is used as an ingredient to prepare Ayurvedic medicines like:

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