Abstract Ayurvedic medicine is considered to be one of the oldest medical systems in the world, and it is based on the ancient Indian medical philosophy i.e. depend on a
“natural” and holistic mental and physical health approach and it remains one of the
mainstream health care systems in India. Ayurvedic medicines are very popular in
India and other Asian & Western countries as an alternative to chemical medicines
because of their no / very few side effects on the human body. Ayurvedic medicines
are known for the treatment of chronic diseases such as cancer, diabetes, arthritis, and
asthma. Tis paper describes the possible causes for the various types of toxicity occurring/reported due to the intake of different types of Ayurvedic bhasma (nanoparticles)
and herbal medicines, among them heavy metal toxicity (Lead, Mercury, Arsenic) is
commonly seen. Many medicinal plant preparation could interfere with the proper
functioning of certain medicines like Phenobarbital, Alprazolam, etc. Te contamination of Herbal Medicines from heavy metals or microbial toxins can lead to nephrotoxicity, neurotoxicity, Hepatotoxicity, and severe damage to other body organs. Due
to nonavailability of proper data on short, medium, and long term usage of Ayurvedic
Bhasmas, heavy metal toxicity has been reported. Ayurvedic Bhasmas are safe though
a lack of standard protocol or method of preparation