Vidangadi Lauha is herbo-mineral compound described in ayurvedic text. Its main ingredient is Lauha Bhasma. During process of Shodhana and Marana there is physico-chemical changes in the raw Lauha. The present study has been carried out with aims and objectives to develop analytical profile of Vidangadi Lauha and by assessing its physico-chemical parameters including pH, loss on drying, ash value, acid insoluble ash and iron content.

Keywords: Vidangadi Lauha, Lauha Bhasma, Shodhana, Marana, analytical profile.

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4. Rasatarangini, Sadananda Sharma, Hindi Commentary by Pt. Kashinath Shastri, Motilal      Banarasidas, New Delhi, 11th edition, 1979.

Dr Satyendra Kumar Singh

Ayurvedic medical officer, Ayush Bihar