Bronze/Bell Metal: Benefits, Uses & Dosage

Sanskrit: कांस्य • Botanical: Bronze (Cu-Sn alloy)

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Ayurvedic Properties

Taste (Rasa)
Bitter (Tikta), Astringent (Kashaya)
Quality (Guna)
Light (Laghu), Dry (Ruksha)
Potency (Virya)
Hot (Ushna)
Post-digestive (Vipaka)
Pungent (Katu)
Key Constituents
Copper-tin alloy
Also Known As
English: Bell Metal, Bronze
Sanskrit: कांस्य, घण्टालोह
Hindi: कांसा

What is Bronze/Bell Metal (Kansya / कांस्य)?

Kansya (Bell metal/Bronze) is an alloy of copper and tin. It produces a resonant bell-like sound when struck. Kansya Bhasma is used in eye diseases, worm infestations, and as a Lekhana (reducing/scraping) agent in obesity. Food cooked in bronze vessels is considered beneficial for intellect. Verses: 48.

Source: Bhavaprakash Nighantu, Varga 7

Therapeutic Actions (Karma)

  • Krimighna (anthelmintic)
  • Netrya (beneficial for eyes)
  • Lekhana (scraping/reducing)

Source: Bhavaprakash Nighantu, Varga 7

How to Use Bronze/Bell Metal by Condition

Explore how Bronze/Bell Metal is used for specific health concerns — with dosage, preparation methods, and classical references for each.

▶ Classical Text References (3 sources)

References in Astanga Hridaya Sutrasthan

Ghee kept in bronze vessel for more than 10 days should not be taken.

— Astanga Hridaya Sutrasthan, Anna Raksha Vidhi

Tikta Gana – group of bitters :त तः पदोल ाय ती वालकोशीर च दनम ् भू न ब न ब कटुका तगरा गु व सकम ् न तमाला वरजनी मु त मूवाट पकम पाठापामागकां यायोगुडू चध वयासकम ् प चमल ू ं महा या यौ वशाल अ त वषावचा Patoli, Trayanti – Gentiana kurroa, Valaka, Usira – Vetiveria zizanioides, Chandana – Sandalwood, Bhunimba – The creat (whole plant) – Andrographis paniculata, Nimba – Neem – Azadirachta indica, Katuka – Picrorhiza kurroa, Tagara – Indian Valerian (root) – Valeriana wallichi, Aguru, Vatsaka – Hol

— Astanga Hridaya Sutrasthan, Rasabhediyam Tastes, Their

Source: Astanga Hridaya Sutrasthan, Anna Raksha Vidhi; Rasabhediyam Tastes, Their

References in Charaka Samhita

A woman desirous of having a male child with large limbs, fair complexion, with eyes like those of a lion (full of vigor), pure, and with good mental disposition should, after her menstrual period, first take a purificatory bath, then be given a light porridge of well cleaned white barley grains duly sweetened by adding honey and ghee, diluted in the milk of a white cow having a white calf, in a utensil made of silver or bronze, regularly in the morning and evening for a week.

— Charaka Samhita, Sharira Sthana — Human Body & Embryology, Chapter 8: Guidelines for Lineage (Jatisutriya Sharira / जातिसूत्रीय शरीर)

golden, silver, bronze vessels with cold water, breeze, and ice bags;

— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 24: Alcoholism Treatment (Madatyaya Chikitsa / मदात्ययचिकित्सा)

Source: Charaka Samhita, Sharira Sthana — Human Body & Embryology, Chapter 8: Guidelines for Lineage (Jatisutriya Sharira / जातिसूत्रीय शरीर); Chikitsa Sthana — Therapeutic Principles, Chapter 24: Alcoholism Treatment (Madatyaya Chikitsa / मदात्ययचिकित्सा)

References in Sushruta Samhita

A bronze-colored, water-drop-like lesion in the white of the eye, not soft, painless — this should be known as balasaka (kapha-based growth).

— Sushruta Samhita, Uttara Tantra, Chapter 4: Shuklagata Roga Vijnaniya Adhyaya (Chapter on Diseases of the Sclera/White of the Eye)

Pitta-type circle is bluish, bronze-colored, or yellow.

— Sushruta Samhita, Uttara Tantra, Chapter 7: Drishtigata Roga Vijnaniya Adhyaya (Chapter on Diseases of Vision/Pupil)

Iron filings, copper dust, neem exudate collyrium, tin, and bronze residue — ground with flower juice.

— Sushruta Samhita, Uttara Tantra, Chapter 12: Raktabhishyanda Pratishedha Adhyaya (Chapter on Treatment of Blood-type Conjunctivitis)

Ghee mixed with bronze residue, or breast milk with saindhava (rock salt), or madhuka (licorice) extract with honey in equal parts, or with gairika (red ochre).

— Sushruta Samhita, Uttara Tantra, Chapter 12: Raktabhishyanda Pratishedha Adhyaya (Chapter on Treatment of Blood-type Conjunctivitis)

ghee combined with bronze residue, or breast milk with saindhava (rock salt).

— Sushruta Samhita, Uttara Tantra, Chapter 12: Raktabhishyanda Pratishedha Adhyaya (Chapter on Treatment of Blood-type Conjunctivitis)

Source: Sushruta Samhita, Uttara Tantra, Chapter 4: Shuklagata Roga Vijnaniya Adhyaya (Chapter on Diseases of the Sclera/White of the Eye); Uttara Tantra, Chapter 7: Drishtigata Roga Vijnaniya Adhyaya (Chapter on Diseases of Vision/Pupil); Uttara Tantra, Chapter 12: Raktabhishyanda Pratishedha Adhyaya (Chapter on Treatment of Blood-type Conjunctivitis)

Medical Disclaimer: The information on this page is for educational purposes only and is not intended as medical advice. Ayurvedic treatments should be pursued under the guidance of a qualified practitioner (BAMS/MD Ayurveda). Always consult your healthcare provider before starting any new treatment. Content is sourced from classical Ayurvedic texts and may not reflect the latest medical research.