Evaluation of Heavy Metal Content in Selected Brands of Stamina Tea
Student: Jane Chinenye Okoro (Project, 2025)
Department of Biochemistry
Federal University of Technology, Owerri, Imo State
Abstract
Some Heavy metals get accumulated in the body, exhibiting a chronic nature. These heavy metals have the ability to induce a number of adverse health effects, including carcinogenesis. Tea is an aromatic beverage commonly prepared by infusing it into hot water. The aim of this study is to evaluate the heavy metal content in selected brands of stamina tea. Tea samples were purchased from a major supermarket in Owerri city. Each sample was subjected to atomic absorption spectroscopy. Heavy metals analyzed include; Cadmium (Cd), Chromium (Cr), Nickel (Ni), Arsenic (As), Selenium (Se), Mercury (Hg), Thallium (Ti), Antimony (Sb) and Lead (Pb). Results show that heavy metals were detected at significantly higher level (p
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- Landmark University, Omu-Aran, Kwara State 1
- Lead City University, Ibadan, Oyo State 1
- Lens Polytechnic, offa, Kwara State. 215
- Madonna University, Elele, Rivers State 20
- Madonna University, Okija, Anambra State 2
- Mcpherson University, Seriki Sotayo, Ogun State 1
- Michael and Cecilia Ibru University, Owhrode, Delta State 1
- Michael Okpara University of Agriculture, Umudike 43
- Michael Otedola Col of Primary Educ. Epe, Lagos (affl To University of Ibadan) 8
- Modibbo Adama University, Yola, Adamawa State 15