Open AccessA Review on Heavy Metal Contamination in Herbals
Author(s) -
Maruti Shelar,
Vaibhav Gawade,
Santosh S. Bhujbal
Publication year - 2021
Publication title -
journal of pharmaceutical research international
Language(s) - English
Resource type - Journals
ISSN - 2456-9119
DOI - 10.9734/jpri/2021/v33i29a31561
Subject(s) - traditional medicine , cadmium , heavy metals , mercury (programming language) , contamination , arsenic , medicine , environmental chemistry , chemistry , biology , ecology , organic chemistry , computer science , programming language
Nearly 70-80% of the world's population relies on non-conventional medicines, often derived from herbal plants, according to World Health Organization (WHO) figure. Medicinal plants are starting material for any herbal preparation such as herbal medicines, herbal teas, herbal oil etc. These preparations are being used worldwide due to their therapeutic potential and as they are considered to be safe as compared to allopathic medicines. Lead, cadmium, chromium, nickel, arsenic and mercury are the most common toxic metals that have become a matter of concern due to the reports of their contamination in various herbal preparations and herbal ingredients .Although the minimum acceptable limits have been laid out as safety concern. Heavy metal are evaluated by AAS, ICP-OES, ICP-MS, XRFS, HPLC, DPP, NAA, ASV and disposable sensor applications for achieving therapeutic efficacy and evolutions of heavy metal in herbals.